How many investments has Decibel Partners made?

Decibel Partners has 60 tracked investments, 8 of which have exited, including 17 dated in the last 24 months.

What stage does Decibel Partners invest at?

Decibel Partners invests at the Pre-Seed, Seed, Series A stages.

What is Decibel Partners's typical check size?

Decibel Partners typically writes checks of $100K – $10M.

Where is Decibel Partners located?

Decibel Partners is headquartered in Menlo Park, US.

Does Decibel Partners lead rounds?

Yes, Decibel Partners leads investment rounds.

Who does Decibel Partners co-invest with?

Decibel Partners most often shares deals with Aviso Ventures, In-Q-Tel, Bessemer Venture Partners, among 135 tracked co-investors.

Decibel Partners

Venture capitalActively deploying

Menlo Park · Pre-Seed–Series A · 18 people tracked

Also known as Decibel · DECIBEL PARTNERS, LLC

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Investment thesis

Decibel invests early in technical founders creating essential software used by engineering and security teams to build and protect the digital world. The firm partners with technical visionaries from the earliest stage and supports portfolio companies on their path to product-market fit and scale. Its hands-on model connects founders with a community of thousands of early adopters — including CISOs, CTOs, VPs of Engineering, and data leaders — while offering go-to-market playbooks, founder advisors with zero-to-IPO experience, and recruiting help to build winning teams. Decibel emphasizes developer tools, cybersecurity, and open source software as core areas of focus.

Invests inAI & Machine Learning Consumer Cybersecurity Data & Infrastructure Developer Tools Enterprise Software SaaS Menlo Park United States

Source: firm website, verified Oct 13, 2026.

Leave your own feedback

Stage

Pre-Seed–Series A

Check

$100K – $10M

Menlo Park, CA, US

Leads rounds

Leads

Instruments

Equity

Founded

2019

Last 12 months

8 investments

Private fund assets

$1.1B

VC funds

Tracked investments

Unicorns

Acquisitions

Team · 18 people

from the firm's website & public directories

Amy Chang· Founder Advisor· United Statesin 𝕏

Amy Chang is a Founder Advisor at Decibel. She founded Accompany, a relationship intelligence platform for professionals serving Fortune 500 financial and professional services clients, which was acquired by Cisco, after which she served as EVP leading Cisco's Collaboration business. Earlier she led Google Analytics, Website Optimizer, Trends, and multichannel attribution teams at Google for over seven years, led product for paid search and affiliates at eBay, worked at McKinsey, and began her career at Intel, AMD, and Motorola. She holds a BS and an MS in Electrical Engineering from Stanford University.

Andrew Peterson· Founder Advisor· Seattle, Washington, United Statesin 𝕏

Former product and sales leader with 20 years of experience across Google, Etsy, and Signal Sciences, and a Stanford background. Has served as CEO, board member, and strategic advisor, and is a published author.

Bhaskar Sunkara· Founder Advisor· San Francisco, California, United Statesin

Bhaskar Sunkara is a Founder Advisor at Decibel. He was the founding CTO of AppDynamics, which Cisco acquired for $3.7 billion, where he led product management and engineering. Earlier in his career he worked as a software engineer at Wily Technology and, following its acquisition, at CA. He holds a B.S. in Computer Science and Engineering from Madras University.

Dug Song· Founder Advisor· Ann Arbor, Michiganin 𝕏

Dug Song is a Founder Advisor at Decibel. He co-founded and served as CEO of Duo Security, which was acquired by Cisco for $2.35 billion in 2018. Before Duo, he spent seven years as founding Chief Security Architect at Arbor Networks and built an early commercial network anomaly detection system that was acquired by Check Point Software Technologies. He holds a bachelor's degree in computer science from the University of Michigan.

Jon Oberheide· Founder Advisor· Ann Arbor, Michigan, United Statesin 𝕏

Jon Oberheide is a Founder Advisor at Decibel and co-founder and CTO of Duo Security, where he oversees product vision, security, and the Duo Labs research team. Duo Security was acquired by Cisco for $2.35 billion in 2018. He works in security research with expertise in mobile and cloud security and malware analysis, and holds bachelor's, master's, and Ph.D. degrees in Computer Science from the University of Michigan.

Mallik Mahalingam· Founder Advisor· San Francisco Bay Areain 𝕏

Mallik Mahalingam is a Founder Advisor at Decibel. He co-founded Springpath Inc., serving as its CEO and CTO until the company was acquired by Cisco in 2017, and now works as a Cisco Distinguished Engineer and CTO of the HyperFlex product line. Before Springpath, he was a Principal Engineer at VMware leading networking and storage product development, and he holds close to 80 patents and has authored six academic papers. He is a graduate of the University of Madras.

Mohit Lad· Co-Founder and CEO of ThousandEyes· United Statesin 𝕏

Mohit Lad is Co-Founder and CEO of ThousandEyes, an internet and cloud intelligence platform that was acquired by Cisco in August 2020. He holds a Ph.D. in Computer Science from UCLA, where he researched large-scale network diagnostics, and previously worked at Nokia building a system to monitor mobile services performance. He has served on the Program Committee of the North American Network Operators Group (NANOG) from 2009 to 2013.

Omar Tawakol· Founder Advisor· Los Altos, California, United Statesin 𝕏

Omar Tawakol is a Founder Advisor at Decibel and serves as Vice President & General Manager of the Cisco Contact Center business unit, where he oversees its strategy and portfolio. He previously co-founded and led Voicea, a voice-based AI assistant platform, as CEO until its 2019 acquisition by Cisco, and earlier founded and led BlueKai, a consumer data marketplace and management platform acquired by Oracle in 2014, after which he served as Senior VP & GM of the Oracle Data Cloud unit. He holds an MS in Computer Science from Stanford University and a BS from MIT.

Ricardo Oliveira· Co-Founder and CTO of ThousandEyes· United Statesin 𝕏

Ricardo Oliveira is Co-Founder and CTO of ThousandEyes, which Cisco acquired in August 2020, where he leads technical strategy and innovation. He holds a Ph.D. in Computer Science from UCLA, where his research included Cyclops, a platform for detecting attacks on Internet routing infrastructure, and he has published widely and is lead author on several patents from work at AT&T Labs, Thomson, and Juniper Networks. He has more than 10 years of experience in computer networking.

Sudip Chakrabarti· Founder

Sudip Chakrabarti, a founder‑turned‑VC with degrees from IIT Kharagpur, Georgia Tech and Wharton, focuses on enterprise infrastructure, cloud, security and open‑source, backing Temporal, Databricks, DigitalOcean and Samsara, engaging developer communities.

sudip@pruvencap.com

Stacey Wueste· Partner· San Francisco Bay Areain 𝕏

Stacey Wueste is the Business Development Partner at Decibel, where she supports portfolio startups with customer discovery, go-to-market strategy, and early enterprise traction, focusing on the cybersecurity and AI ecosystems. Prior to Decibel, she held executive roles at HP, including leading worldwide channel partner development for its commercial and enterprise sales channel, serving as chief of staff for the global commercial sales organization, and heading sales and marketing for its North America notebook and handheld operations. She is a Stanford graduate.

Jess Leão· Partner

jess@decibel.vc

Alessio Fanelli· Partner· Bay Areain 𝕏

Alessio Fanelli is a Partner at Decibel, where he leads Seed and Series A rounds in AI, infrastructure software, security, and developer tools. He also serves as the firm's CTO, building its internal software platform for programmatic sourcing and project tracking. Before Decibel, he was involved with 645 Ventures, where he wrote about and led investments in developer-tooling companies. He co-hosts the Latent Space podcast with swyx, which grew into a large AI Engineers community and drew over a million views in 2023. He is an active writer and open-source builder, having released tools like smol-podcaster.

alessio@decibel.vc

Dan Nguyen-Huu· Partner· San Francisco Bay Areain 𝕏

Dan Nguyen-Huu is a partner at Decibel who works with founders building ML/AI, cloud infrastructure, and cybersecurity companies. He was previously a Vice President at Battery Ventures and earlier worked at VMware and in UBS's technology investment banking group. He graduated from the University of California, Berkeley, and was named to the Forbes 30 Under 30 list for Venture Capital in 2019.

dan@decibel.vc

Jon Sakoda· Partner· Menlo Park, Californiain 𝕏

Jon Sakoda is an entrepreneur-turned-VC whose IMlogic Symantec exit gives him founder, product and cybersecurity expertise; he hosts The Decibel Podcast and built a Founders Helping Founders community for founders.

jon@decibel.vc

Lauren Ipsen· Talent Partner· Bay Areain

Lauren Ipsen is the Talent Partner at Decibel, where she helps technical founders recruit early-stage product and engineering talent. She previously worked as an executive recruiter at Daversa Partners, serving high-growth startups including Airbnb, Canva, Discord, Snap, and Twitter, and most recently was a talent partner at General Catalyst focused on seed-stage companies. Her career began in broadcast journalism.

Stacey Ernest· Finance and Accounting Professional· San Francisco, California, United Statesin

Stacey Ernest works in finance and accounting within the alternative asset space, covering both in-house and fund administration roles across more than a decade. At Decibel, she handles fund and firm financial operations, compliance, and LP relations. She previously served as VP of Finance at Electric Capital, a crypto-focused venture firm, and holds a BA in Business Economics from UC Santa Barbara and an MBA in Finance from Saint Mary's College of California, along with an active California CPA license.

Tanya Dargel· Administrative Partner· Mountain View, California, United Statesin

Tanya Dargel is the Administrative Partner at Decibel Partners, focusing on organization and operational support for the firm. Her prior roles across various industries centered on building internal and external partnerships with clients and businesses. She holds a BFA from the University of British Columbia.

Founder mafia

The Decibel Partners mafia →

9 people who came through Decibel Partners went on to found or lead other companies.

Marty RoeschFounder AdvisorFounded Sourcefire +1 Amy ChangFounder AdvisorFounded Accompani Andrew PetersonFounder AdvisorFounded Fastly Bhaskar SunkaraFounder AdvisorFounded Appdynamics Dug SongFounder AdvisorFounded Duo Security Jon OberheideFounder AdvisorFounded Duo Security Mohit LadCo-Founder and CEO of ThousandEyesFounded ThousandEyes Omar TawakolFounder AdvisorFounded Rembrand Ricardo OliveiraCo-Founder and CTO of ThousandEyesFounded ThousandEyes

What they invest in

from 49 of 60 portfolio companies

AI & Machine Learning ×34Enterprise Software ×34SaaS ×27Developer Tools ×22Cybersecurity ×18Cloud Computing ×11Data & Infrastructure ×10Marketing Tech ×4

HQs:United States×29Australia×1Canada×1European Union×1Hong Kong×1

Who they back

founder profiles across 30 portfolio companies

37%

solo founders

11 of 30 mapped founding teams

22%

repeat founders

of 36 founders with career history

~1 yr

old at investment

median across 19 dated deals

Founding team size:solo founder×112 founders×93 founders×84+ founders×2

Where their founders studiedfrom 31 founders with education data

Massachusetts Institute of Technology ×3Carnegie Mellon University ×2Duke University ×2Stanford University ×2The University of Texas at Austin ×2Thomas Jefferson High School for Science and Technology ×2University of California, Berkeley ×2University of California, Riverside ×2

What their founders studiedfrom 31 founders with field-of-study data

Computer Science ×19Engineering ×10Business & Management ×5Physics ×3Economics ×2Mathematics & Statistics ×2

Where their founders worked beforefrom 36 founders with career history

Microsoft ×7Google ×4Applatix, Inc. (acquired by Intuit) ×3Argo Project ×3Intuit ×3Qualcomm ×3Bugcrowd ×2Hewlett Packard Enterprise ×2

Accelerator rootsportfolio companies that came through a program

Y Combinator ×3

7 founders hold a PhD · 4 hold an MBA (of 34 with degree data)

Investments · 60 tracked

founders shown can be your intro path

By year:2026 · 5 2025 · 9 2024 · 7 2023 · 3 2022 · 5 2021 · 7 2020 · 2 2018 · 1 2015 · 140 dated

Mallorymallory.ai in 𝕏Seed · Apr 2026✓ verified

Mallory is a unified cyber risk intelligence platform that correlates live adversary activity with an organization's attack surface and routes prioritized work into existing security tools.

AI & Machine LearningCybersecurityEnterprise SoftwareSaaSAustin, US

Jonathan Cran(Founder & CEO)in

Co-investorsLiveOak Ventures Aviso Ventures

Penpotpenpot.app in 𝕏Series A · Sep 2022 · $8M✓ verified

Penpot is a web-based, open-source design tool aimed at improving collaboration between designers and developers through open standards.

AI & Machine LearningCloud ComputingDeveloper ToolsSaaS

Co-investorsAthos Capital

Verisveris.ai in 𝕏Seed · Jun 2025 · $9M✓ verified

Veris provides high-fidelity simulated sandbox environments to develop, stress-test, and train enterprise AI agents without using real customer or production data.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareChappaqua, US

Andi Partovi(Founder)inMehdi Jamei(Founder)in

Co-investorsAcrew Capital

Akuityakuity.io in 𝕏Aug 2022 · $20M

Akuity offers an enterprise software delivery platform built on the open-source Argo CD and Kargo projects, providing GitOps-based continuous deployment, policy-driven environment promotion, and AI-driven operations across Kubernetes, VMs, and cloud environments.

Cloud ComputingDeveloper ToolsEnterprise SoftwareSunnyvale, US

Alexander Matyushentsev(Founder)in Hong Wang(Founder)in Jesse Suen(Founder)in

Board seat Jon Sakoda· per SEC Form D

Co-investorsAnsa Capital Aviso Ventures Lead Edge Capital Sherpalo Ventures

DataVisordatavisor.com in 𝕏Jan 2018SEC filingmedium confidence

DataVisor provides an AI-based platform for financial crime prevention, using machine learning, adaptive AI agents, and automation to detect and block fraud and money laundering in real time.

AI & Machine LearningCybersecurityFintechMountain View, US

Fang Yu(CPO & Co-Founder)in Yinglian Xie(President of Technology and AI & Co-Founder)in Patrick Harr(CEO)in

Board Kevin Fong(Director)inKai Wang(Director)

Board seat Jon Sakoda· per SEC Form D · $40M raise · filed Feb 2018

Co-investorsBrighton Park Capital New Enterprise Associates (NEA)Genesis Venture Capital Sequoia Capital NewView Capital TruStage Ventures +1 more

Infracostinfracost.io in 𝕏Dec 2025SEC filingmedium confidence

Infracost provides cloud cost management and FinOps tools that help engineering teams estimate cloud costs and optimize spending across AWS, Azure, and GCP.

Cloud ComputingDeveloper ToolsEnterprise SoftwareSan Diego, US

Ali Khajeh-Hosseini(Founder)in Alistair Scott(Founder)inHassan Khajeh-Hosseini(CEO)inAli Khajeh Hosseini Salehabad(Director)Hassan Khajeh Hosseini Saleh Abad(Executive Officer, Director)Tim McFadden(Principal Software Engineer)

Board seat Sudip Chakrabarti· per SEC Form D · $18.8M raise · filed Dec 2025

Co-investorsAlumni Ventures Brighter Capital Mango Capital PruVen Capital Partners Sequoia Capital Y Combinator +2 more

Specter OPSspecterops.io in 𝕏Series A · Nov 2025 · $29M

SpecterOps is a cybersecurity platform focused on identity attack path management, built by the creators of BloodHound.

CybersecurityEdTechEnterprise SoftwareSaaSAlexandria, US

David McGuire(Chief Executive Officer)in Jared Atkinson(Chief Technology Officer)inKELLY COFFMAN(Executive Officer)JASON FRANK(Executive Officer, Director)

Board KEVIN MANDIA(Director)in

Board seat Jon Sakoda· per SEC Form D

Co-investorsAnsa Capital Aviso Ventures Ballistic Ventures Cisco Investments Insight Partners M12 (Microsoft's Venture Fund)

Abacusabacus.com in 𝕏acquired by Certify · Jul 2018

Abacus provides real-time expense management software that handles employee reimbursements, corporate card reconciliation, and automated expense policy enforcement for companies.

Enterprise SoftwareFintechSaaSNew York City, US

Omar Qari(CEO)in Ted Power(CPO)in Joshua Halickman(CTO)inArvind Sundararajan(Founder)Bindu Reddy(Founder)Siddartha Naidu(Founder)

Co-investors645 Ventures FundersClub Homebrew Y Combinator Avlok Capital Bessemer Venture Partners +7 more

Abacusaiabacus.ai in 𝕏

Abacus.AI develops a generative AI platform with two offerings: ChatLLM, a multi-modal AI assistant for individuals and small teams, and Abacus.AI Enterprise, which provides AI automation, chatbots, and business process integration for large organizations.

AI & Machine LearningEnterprise SoftwareSaaSSan Francisco, US

Arvind Sundararajan(CTO & Co-Founder)inSiddartha Naidu(Founder)in Bindu Reddy(CEO & Co-Founder)in

Co-investorsIndex Ventures Khosla Ventures Tiger Global Management Alkeon Innovation Coatue Management Collective Liquidity +3 more

Answeranswer.ai 𝕏

Answer.AI is an AI research and development lab that turns foundational research into practical end-user products, including open-source tools and models such as ModernBERT and the Solveit coding/education product.

AI & Machine LearningDeep TechDeveloper Tools

Co-investorsBetaworks Metaplanet Mozilla Ventures

aomniaomni.com in 𝕏Feb 2025

Aomni provides AI agents that automate account research and go-to-market work for B2B sales and revenue teams, aggregating data from 20+ sources to build account plans, personalized outreach sequences, and value propositions.

AI & Machine LearningSaaSSales Tech

David Zhang(Founder)

Co-investors57Blocks Capital Sancus Ventures

Bicyclebicycle.io

Bicycle is an AI platform that monitors key performance indicators continuously, automatically detects significant movements, explains their root causes, and recommends next steps—integrating with existing dashboards and BI tools rather than replacing them.

AI & Machine LearningData & InfrastructureEnterprise SoftwareSaaS

Co-investorsUnshackled Ventures

Blamelessblameless.com 𝕏acquired by FireHydrant

Blameless built a site reliability engineering platform for incident response and reliability workflows; acquired by FireHydrant.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareSaaS

Ashar Rizqi(Founder)Lyon Wong(Founder)

Co-investorsAccel Lightspeed Venture Partners Third Point Third Point Ventures

Botpressbotpress.com inSeries A · Apr 2021 · $15M

Botpress is an AI agent platform that runs on its own engine, converting plain-language instructions into TypeScript code executed directly instead of relying on tool-calling.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareSaaS

Sylvain Perron(Founder)in

Co-investorsCreative Destruction Lab (CDL)Framework Venture Partners HubSpot Ventures Inovia Capital BoxOne Ventures Deloitte Ventures +2 more

Brightwavebrightwave.io in 𝕏Seed · Jun 2024 · $6M

Brightwave converts large volumes of unstructured information into actionable intelligence for analysts, operators, and executives across industries making high-stakes business decisions.

AI & Machine LearningData & InfrastructureEnterprise SoftwareSaaSBoulder, US

Brandon Kotara(Founder)in Mike Conover(Founder)in

Co-investorsMoonfire Ventures OMERS Ventures Point72 Ventures

Censyscensys.com in 𝕏Oct 2023 · $75M

Censys operates an Internet-wide scanning map that provides real-time data on Internet infrastructure, delivered through a platform for exploring exposure, dependencies, and attacker infrastructure.

CybersecurityData & InfrastructureSaaSAnn Arbor, US

J. Alex Halderman(Founder)Zakir Durumeric(Founder)inBrad Brooks(Former CEO)David Corcoran(Founder)Lorne Groe(Former Interim CEO; later CFO/COO)Sarah Ashburn(Chief Revenue Officer)

Co-investorsAscension Ventures Greylock Partners GV (Google Ventures)Hamilton Lane Intel Capital Karma Ventures +3 more

Censys Technologiescensystech.com in 𝕏Apr 2026

Censys Technologies designs and manufactures fixed-wing VTOL drones, dock systems, and AI-powered edge computing platforms for autonomous inspection of critical infrastructure, primarily serving utilities and energy providers for power line monitoring and vegetation management.

AI & Machine LearningEnergyEnterprise SoftwareHardwareDaytona Beach, US

John Lobdell(Co-Founder, Chief Technology Officer & VP)in Trevor Perrott(Co-Founder, President & Chief Executive Officer)inPayal Chaudhari(Co-Founder & Chief Administrative Officer)in

Board Noel Heiks(Director)in David Scalzo(Director)in

Co-investorsCollective Capital Ventures Kirenaga Partners Greylock Partners GV (Google Ventures)Intel Capital

Ceramicceramic.network 𝕏Series A · Feb 2022 · $30M

Ceramic provides a decentralized protocol for event streaming and data management that enables interoperable apps and services to share verifiable data at scale.

Crypto & Web3Data & InfrastructureDeveloper Tools

Danny Zuckerman(Founder)Joel Thorstensson(Founder)Michael Sena(Founder)

Co-investorsAmbush Capital Coinbase Ventures Collab+Currency DeepTech Ventures Draft Ventures Llc Fenbushi Capital +8 more

Credo AIcredo.ai in 𝕏

Credo AI provides an AI governance platform that integrates policy and regulatory requirements into technical implementation, serving enterprises, policymakers, and regulators seeking to ensure AI systems remain compliant, safe, and responsible.

AI & Machine LearningCybersecurityEnterprise SoftwareGovTechSector Agnostic

Navrina Singh(CEO and Founder)in

Co-investorsAI Fund Booz Allen Ventures FPV Mozilla Ventures

Cube Devcube.dev in 𝕏Jun 2024

Cube provides a semantic layer that lets data teams define metrics, dimensions, joins, and access rules once and serve them to dashboards, embedded analytics, and AI agents through SQL, REST, GraphQL, MCP, DAX, and MDX APIs.

AI & Machine LearningData & InfrastructureDeveloper ToolsFuture of WorkSaaS

Artyom Keydunov(Founder)inMike MelaninPavel Tiunov(Founder)in

Co-investors500 Global 645 Ventures Bain Capital Ventures Eniac Ventures Everywhere Ventures 6th Man Ventures +10 more

Dreadnodedreadnode.io in 𝕏

Dreadnode builds infrastructure for deploying AI-powered security agents at scale, serving security teams and operators who need to operationalize artificial intelligence for offensive and defensive security operations.

AI & Machine LearningCybersecurityDeveloper ToolsEnterprise SoftwareNew Castle, US

Will Pearce(Co-Founder)in Nick Landers(Co-Founder & CTO)in Brad Palm(CEO)in

Co-investorsAviso Ventures In-Q-Tel Next Frontier Capital

Dropzonedropzone.ai in 𝕏Seed · Apr 2024 · $16.9M

Dropzone AI builds AI agents that investigate security alerts, hunt threats, and respond to cyberattacks for security teams and organizations.

AI & Machine LearningCybersecurityEnterprise Software

Edward Wu(Founder)in

Co-investorsIn-Q-Tel Madrona Venture Group Pioneer Square Labs Theory Ventures Pioneer Square Ventures Redpoint Ventures

E2Be2b.dev in 𝕏Seed · Oct 2024 · $12M

E2B provides open-source, secure cloud sandboxes (built on Firecracker microVMs) where AI agents and LLMs can run untrusted, AI-generated code, use terminals and browsers, handle files, and access the internet.

AI & Machine LearningCloud ComputingDeveloper Tools

Vasek Mlejnsky(Founder)inTomas Valenta(Founder)inVáclav Mlejnský(Founder)

Co-investorsCortical Ventures Deep Acre KAYA Operator Collective Sunflower Capital Management Fund Untapped Capital +1 more

Entent.ai in 𝕏Jun 2026 · $100M

Ent is a workspace security platform that monitors human, AI, and application activity in real time to detect and prevent risks as they occur, rather than after the fact.

AI & Machine LearningCybersecurityDeveloper ToolsEnterprise SoftwareMilpitas, US

Brandon Dixon(Founder)in

Co-investorsCraft Ventures Felicis Ventures Firestreak Ventures In-Q-Tel S32 Sequoia Capital +2 more

Finmarkfinmark.com in 𝕏Oct 2020acquired by Bill.com Holdings, Inc.

Finmark was a financial planning and modeling software startup that helped startups and SMBs build financial models, forecast cash flow, and plan budgets without spreadsheets.

AI & Machine LearningEnterprise SoftwareFintechSaaSRaleigh, US

Rami Essaid(Founder)in Greg Lissy(Founder)in Jeremy Neuberger(Founder)in

Board LISTER DELGADO(Director)in

Co-investorsAAF Management Ltd.Bessemer Venture Partners Correlation Ventures Gaingels Noveus Capital Service Provider Capital +12 more

Fixifyfixify.com inSeries A · Oct 2024 · $25M

Fixify provides an AI-assisted IT service desk that integrates with a customer's existing ticketing and productivity tools to automate routine support tasks, backed by a human team that handles designated issue categories.

AI & Machine LearningEnterprise SoftwareSaaS

Mase Issa(Founder)Matt Peters(Founder)Peter Silberman(Founder)

Co-investorsAviso Ventures Paladin Capital Group Scale Venture Partners StoneMill Ventures Costanoa Ventures

Ideogramideogram.ai inAug 2023

Toronto-based generative AI company building text-to-image models known for accurate in-image text rendering.

Toronto, CA

William Chan(Founder)inMohammad Norouzi(Founder)inChitwan Saharia(Founder)Jonathan Ho(Founder)

Co-investorsAIX Ventures Andreessen Horowitz Index Ventures Pear VC Redpoint Ventures Two Small Fish Ventures +12 more

Knocknocknocknoc.io inMar 2025

Knocknoc provides network allowlisting software that ties network-level access controls to an organization's identity platform, keeping ports closed and services invisible until users authenticate via SSO/MFA.

CybersecurityEnterprise SoftwareSaaS

Linzumilinzumi.com in 𝕏Seed

A tool that runs in the terminal and detects when interactive prompts stall execution in development workflows, providing visibility into file operations and enabling remote redirection without SSH access.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareSan Francisco, US

Sean Grove(CEO)in

Co-investorsPioneer Transpose Platform Management Y Combinator Axiom Partners Matrix Spot VC +1 more

Magnifymagnify.io inOct 2021

Magnify provides customer experience software for software companies, using AI and automation to deliver personalized customer interactions at scale.

AI & Machine LearningEnterprise SoftwareMarketing TechSaaSSeattle, US

Joshua Crossman(Founder)Josh Crossman(Founder)

BoardSudhir Steven Singh(Director)Barry Crist(Director)

Co-investorsMadrona Venture Group Oregon Venture Fund Backed Pivotal Ventures Techstars

Magnifytrymagnify.aiDec 2021 · $6M

New York City, US

Co-investorsTechstars Madrona Venture Group Pivotal Ventures

Mantismantisbiotech.com inSeed · Jan 2026

Mantis builds predictive models of individual physiology and behavior by aggregating consented personal data streams (wearables, device telemetry, clinical records) to forecast health outcomes and enable personalized medical decisions.

AI & Machine LearningData & InfrastructureDigital HealthEnterprise SoftwareHealthtechNew York City, US

Georgia Witchel(CEO)in

Co-investorsPioneer Y Combinator Liquid Ventures Ritual Capital Spot VC StoryHouse +2 more

Nebulocknebulock.io inJun 2026

Nebulock builds an AI-driven threat hunting platform that correlates threat intelligence with organizational context across endpoint, identity, cloud, network, and SaaS, focusing on attacker behavior and TTPs rather than indicators of compromise.

AI & Machine LearningCybersecuritySaaS

Damien Lewke(Founder)in

Co-investorsAviso Ventures Bain Capital Ventures Companion M Gmb H FirstMark Capital In-Q-Tel Step Function Ventures +1 more

Niranira.com 𝕏

Nira provides visibility and control over external access to company documents, allowing organizations to identify, manage, and automate the removal of external account access across shared documents and folders.

Cloud ComputingCybersecurityEnterprise SoftwareSaaS

Marie Prokopets(Founder)in

Co-investorsA.Capital Ventures Aviso Ventures Coughdrop Capital Earl Grey Capital Energize Capital

NocoDBnocodb.com 𝕏Seed · Nov 2021 · $11M

NocoDB is a no-code platform that turns databases into a spreadsheet-like interface, letting users build database applications without writing code.

Data & InfrastructureDeveloper ToolsSaaSPoole

Naveen R(Founder)inNaveen Rudrappa(Founder)

Co-investorsOSS Capital Uncorrelated Ventures Matt Mullenweg Naval Ravikant Together Fund

Pachydermpachyderm.com in 𝕏Series Bacquired by HPE · Jan 2023

Pachyderm provides a platform for orchestrating and managing multi-step data workflows, allowing teams to automate sequences of data processing tasks from ingestion through analysis.

AI & Machine LearningData & InfrastructureDeveloper ToolsEnterprise SoftwareSan Francisco, US

Joe Doliner(CEO)inJoey Zwicker(Founder)in Derek Chiang(Lead Engineer)in

Co-investorsDCVC (Data Collective)Foundation Capital Hack VC M12 (Microsoft's Venture Fund)Potentum Partners SV Angel +8 more

Pangeapangea.cloud

Pangea provides AI security guardrails and security services that developers embed into AI applications.

Co-investorsOkta Ventures SAV (Scale Asia Ventures)Syn Ventures Seed Management Llc

Pixeepixee.ai in 𝕏Seed · May 2025 · $15M

Pixee automates the remediation of software vulnerabilities detected by security scanners, enabling enterprises to resolve security issues at scale rather than manually triaging them.

AI & Machine LearningCybersecurityDeveloper ToolsEnterprise Software

Arshan Dabirsiaghi(Founder)in Surag Patel(Founder)inContrast Security veterans. Raised(Founder)

Co-investorsTCP Venture Capital Wing TEDCO

Platformaticplatformatic.dev in 𝕏Jun 2022 · $3.5

Platformatic develops Intelligent Command Center (ICC), a cloud control plane for predictive autoscaling of Node.js applications in Kubernetes that forecasts load trends and scales infrastructure ahead of demand.

Cloud ComputingDeveloper ToolsEnterprise SoftwareSaaSVancouver

Matteo Collina(Founder)Luca Maraschi(Founder)

Co-investorsPanache Ventures Rialto Ventures

Propelopropelo.ai in 𝕏Series A · Nov 2021 · $12Macquired by Harness

Harness AI DLC is a cost management and observability platform that tracks AI tool spending, developer productivity, and code delivery outcomes together.

AI & Machine LearningDeveloper ToolsEnterprise SoftwareSaaS

Co-investorsEniac Ventures Fika Fathom Capital Fika Ventures

Prowlerprowler.com in 𝕏Seed · Feb 2024 · $6M

Prowler is a cloud security platform that audits and monitors AWS, Azure, GCP, and Kubernetes environments for misconfigurations and compliance violations.

Cloud ComputingCybersecurityDeveloper ToolsEnterprise Software

Toni de la Fuente(Founder and CEO)inRajiv Taori(Chief Operating Officer)inAmit Sharma(Head of Product)in

Co-investorsIrregular Expressions

Pushsecuritypushsecurity.com in 𝕏

Push Security offers a secure enterprise browser extension that combines browser telemetry, real-time controls, and autonomous agents to detect attacks, secure AI tool usage, harden identities, and prevent data loss.

AI & Machine LearningCybersecurityEnterprise SoftwareBoston, US

Jacques Louw //O(Founder)Adam Bateman(Founder)Jacques Louw(Founder)Tyrone Erasmus(Founder)

Co-investorsB3 Capital Redpoint Ventures GV (Google Ventures)

Realityenginesrealityengines.aiJul 2020 · $13M

RealityEngines offers ChatLLM, an AI assistant that provides access to over 100 AI models in a single interface and lets users create slides, documents, and videos.

AI & Machine LearningEnterprise SoftwareSaaS

Arvind Sundararajan(Founder)Bindu Reddy(Founder)Siddartha Naidu(Founder)

Co-investorsPerot Jain Coatue Management Index Ventures

Rootroot.io

Aikido creates CVE-free container images by identifying vulnerable base images and automatically patching them without requiring version upgrades or breaking changes.

AI & Machine LearningCloud ComputingCybersecurityDeveloper Tools

runZerorunzero.com in 𝕏Seed · Mar 2021 · $5MAcquired

runZero provides an exposure management platform that discovers and fingerprints IT, OT, IoT, cloud, mobile, and remote assets without agents or credentials, giving security teams visibility into their attack surface.

AI & Machine LearningCybersecurityIoTSaaS

HD Moore(Founder; Chief Research Officer of Dragos)in

Board Robert M. Lee(Chairman and CEO of Dragos)in

Co-investorsRain Capital StoneMill Ventures

Scrunchscrunch.com in 𝕏Series A · Jul 2025 · $15MAcquired

Scrunch is an enterprise platform that helps businesses monitor and optimize their presence in AI search results and conversational AI systems.

AdTechAI & Machine LearningEnterprise SoftwareMarketing TechSaaS

Chris Andrew(Founder)Robert MacCloy(Founder)

Co-investorsGTM Capital Homebrew Matrix Mayfield Fund

SendGridsendgrid.com in 𝕏

SendGrid provides email delivery and marketing infrastructure via APIs and SMTP services for developers and marketers to send emails at scale.

Cloud ComputingDeveloper ToolsMarketing TechMedia & EntertainmentSaaSDenver, US

Isaac Saldana(Founder)in Jose Lopez(Founder)inTim Jenkins(Founder)Yancey Spruill(Chief Financial Officer and Chief Operating Officer)Michael Tognetti(Executive Officer)James H. Franklin(Chief Executive Officer)

Co-investors500 Global Bain Capital Ventures Bessemer Venture Partners Graph Ventures K2 Global Quest Ventures +6 more

Spotnanaspotnana.com in 𝕏Jul 2021

Spotnana builds a Travel-as-a-Service platform that modernizes corporate travel purchasing, booking, and management for global enterprises by connecting them with travel providers through a unified technology stack.

Cloud ComputingEnterprise SoftwareSaaSTravel & HospitalityNew York, US

Sarosh Waghmar(Founder)in Steve Singh(Executive Chairman & CEO)in Shikhar Agarwal(Founder)inS. Steven Singh(Executive Officer, Director)Frank Pelzer(Executive Officer)

BoardGreg Stanger(Director)in

Co-investorsMadrona Venture Group 8VC ICONIQ American Express Ventures (Amex)Blank Ventures Crosslink Capital +3 more

Strellastrella.io in 𝕏Oct 2025 · $14M

Strella provides a research and market intelligence platform aimed at consulting and investment teams, helping them gather insights faster than traditional research methods.

AI & Machine LearningData & InfrastructureMarketing TechSaaSNew York City, US

Priya Krishnan(Founder)in Lydia Hylton(Founder)in

Co-investors645 Ventures Bessemer Venture Partners MVP Ventures Red & Blue Ventures Unusual Ventures

Sublime Securitysublime.securitySeed · Dec 2024 · $60M

Sublime Security is an AI-powered, programmable email security platform that detects, triages and adapts defenses against email attacks.

Josh Kamdjou(Founder)inIan Thiel(Founder)Joshua Kamdjou(Founder)

Co-investors01 Advisors Avenir Growth Capital Aviso Ventures Index Ventures IVP (Institutional Venture Partners)Slow Ventures +5 more

Unconventional AIunconv.ai in 𝕏

Unconventional AI develops energy-efficient computing architectures for AI systems by applying biological principles and analog circuit design to optimize performance.

AI & Machine LearningDeep TechHardwareSan Diego, US

Naveen Rao(Founder)inMeeLan Lee(Founder)inMichael Carbin(Founder)inMike Carbin(Founder)Sara Achour(Founder)

Co-investorsAndreessen Horowitz DCVC (Data Collective)Eniac Ventures Eval Ventures Fund Felicis Ventures Greycroft +12 more

Usercloudsuserclouds.com

UserClouds provided a platform for enterprises to control access to sensitive data through granular policies, tokenization, and masking to enforce least privilege access and comply with data residency regulations.

CybersecurityData & InfrastructureDeveloper ToolsEnterprise Software

Steve Garrity(Founder)Vladimir Fedorov(Founder)

Co-investorsScribble Ventures Pear VC

Other

Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.

Kaleidos, Inc.Overwatch Data, Inc.Players TribuneCmdFlow SecurityOrbitPush Security, Inc.Root (fka Slim.ai)

Rows marked “SEC filing” are inferred from directors named on the company's SEC Form D — public regulatory data, not a portfolio list published by the firm.

Exits · 8

8 acquisitions · showing 5

Abacusacq. by CertifyBlamelessacq. by FireHydrantFinmarkacq. by Bill.com Holdings, Inc.Pachydermacq. by HPEPropeloacq. by Harness

Portfolio news

latest coverage across their companies

SendGrid - Wikipedia

SendGrid · en.wikipedia.org · Sep 2, 2026

In Every Mission: Introducing the Sentera 6X Thermal Pro

Censys Technologies · Censys Technologies (company blog) · Aug 19, 2026

Censys Delivers Record First-Half 2026 Growth as AI-Driven Demand for Internet Intelligence Accelerates

Censys · PR Newswire · Jul 22, 2026

Nebulock Raises $25 Million for AI-Native Contextual Security - SecurityWeek

Nebulock · securityweek.com · Jun 26, 2026

Linzumi: team chat for directing AI coding agents

Linzumi · ycombinator.com · Jun 23, 2026

Ent AI Raises $100. | Signalbase

Ent · trysignalbase.com · Jun 21, 2026

GitOps Leader Akuity Celebrates 5 Years of Growth with Record 2025 Results, Surpassing 100 Customers and 43 Million Deployments Fueled by AI Demand

Akuity · finance.yahoo.com · Mar 19, 2026

Unconventional AI confirms its massive $475M seed round | TechCrunch

Unconventional AI · techcrunch.com · Dec 10, 2025

Frequently asked questions

How many investments has Decibel Partners made?: Decibel Partners has 60 tracked investments, 8 of which have exited, including 17 dated in the last 24 months.
What stage does Decibel Partners invest at?: Decibel Partners invests at the Pre-Seed, Seed, Series A stages.
What is Decibel Partners's typical check size?: Decibel Partners typically writes checks of $100K – $10M.
What sectors does Decibel Partners focus on?: Decibel Partners focuses on AI & Machine Learning, Consumer, Cybersecurity, Data & Infrastructure, Developer Tools, Enterprise Software, SaaS.
Where is Decibel Partners located?: Decibel Partners is headquartered in Menlo Park, US.
Does Decibel Partners lead rounds?: Yes, Decibel Partners leads investment rounds.
Who does Decibel Partners co-invest with?: Decibel Partners most often shares deals with Aviso Ventures, In-Q-Tel, Bessemer Venture Partners, among 135 tracked co-investors.

Media · Podcasts & interviews

featuring the team

Jon Sakoda, Decibel Partners | AWS Summit SF 2022

SiliconANGLE theCUBE · Jon Sakoda

Images

Co-investors · 87

GV (Google Ventures)

GV (Google Ventures) is a venture capital firm that has invested in AI and machine learning since its early days, backing more than 100 AI companies across infrastructure, life sciences, and applications.

Both backed · 5

Abacus Censys Censys Technologies Push Security, Inc.Pushsecurity

$250K – $50M

Sequoia Capital

Sequoia Capital is a venture capital firm that partners with founders to build technology companies.

Both backed · 4

DataVisor Ent Infracost Unconventional AI

$100K – $50M

Index Ventures

Index Ventures is a venture capital firm that backs founders across industries and geographies, emphasizing the people behind ideas as much as the businesses themselves.

Both backed · 4

Abacusai Ideogram Realityengines Sublime Security

$540K – $10.8M

Redpoint Ventures

Since 1999, Redpoint Ventures has partnered with visionary founders to create new markets and redefine existing ones. The firm invests early in startups building category-defining companies, from AI and infrastructure to security. Redpoint has backed hundreds of companies, including Netflix, Snowflake, Stripe, Ramp, Twilio, Ramp, and Hims, and today backs the next generation of AI leaders like OpenAI, Legora, Modal, Abridge and Physical Intelligence. Redpoint is based in San Francisco and has offices in New York City and Woodside. For more information visit: http://www.redpoint.com/

Both backed · 4

Dropzone Ideogram Push Security, Inc.Pushsecurity

$100K – $10M

In-Q-Tel

In-Q-Tel (IQT) is a strategic investor that funds and partners with technology companies to support the national security mission of the United States and its allies.

Both backed · 4

Dreadnode Dropzone Ent Nebulock

$100K – $2.5M

Bain Capital Ventures

BCV Labs is the platform and hands-on support arm of Bain Capital Ventures, providing portfolio founders with go-to-market strategy, brand development, hiring assistance, and customer introductions.

Both backed · 3

Cube Dev Nebulock SendGrid

$1M – $100M

Sherpalo Ventures

Sherpalo Ventures is an early-stage investment and mentorship firm that partners with entrepreneurs to help turn disruptive ideas and defensible technology into successful businesses.

Both backed · 3

Abacus Abacusai Akuity

Mango Capital

Mango Capital is an early-stage venture firm investing in enterprise software founders at inception, before product-market fit, with a focus on agent infrastructure and intelligent applications.

Both backed · 3

Censys Ideogram Infracost

$1M – $1.5M

645 Ventures

645 Ventures is an early-stage venture capital firm based in New York and San Francisco that backs founders at the pre-product, pre-revenue stage.

Both backed · 3

Abacus Cube Dev Strella

$1M – $15M

Ansa Capital

Ansa Capital is a venture capital firm that makes high-conviction investments in Series A and B companies, partnering closely with founders to help them scale.

Both backed · 3

Akuity Specter OPSFlow Security

$5M – $15M

Andreessen Horowitz

Andreessen Horowitz (a16z) is a venture capital firm founded in 2009 by Marc Andreessen and Ben Horowitz, known for pioneering the platform model with a large team of operators supporting founders across stages.

Both backed · 2

Ideogram Unconventional AI

$500K – $50M

Accel

Accel is a venture capital firm that partners with exceptional teams, positioning itself as a first partner to founders globally.

Both backed · 2

IdeogramBlameless

$500K – $100M

▶75 more co-investors

Khosla Ventures Greylock Partners New Enterprise Associates (NEA)Insight Partners DCVC (Data Collective)Coatue Management IVP (Institutional Venture Partners)Pioneer Intel Capital Wing Ballistic Ventures Mozilla Ventures General Catalyst Craft Ventures Benchmark Union Square Ventures (USV)Battery Ventures Mayfield Fund Innovation Endeavors Inovia Capital Acrew Capital QueensBridge Venture Partners Costanoa Ventures Awesome People Ventures Operator Collective Point72 Ventures OMERS Ventures Cisco Investments NewView Capital Multicoin Capital Basis Set Ventures Heretic Ventures Ambush Capital Paladin Capital Group Variant Fund FPV FounderPartners Rain Capital Third Point Kleiner Perkins B Capital Group Norwest Venture Partners CRV (Charles River Ventures)DST Global HCVC Bling Capital AME Cloud Ventures Lookout Ventures Flybridge Capital Partners SoftBank Vision Fund Ridge Ventures 2048 Ventures Hanabi Capital Tq Ventures Llc Cyberstarts Tribe Capital boldstart ventures XYZ Venture Capital Seed Club Ventures Kickstart Canary Divergence Xfund SID Venture Partners Blu Venture Investors Penny Jar Capital Venture Gnosis DAO Bain Capital Crypto Bryant Stibel Grace Beauty Capital Expa CrowdStrike TechAviv Founder Partners Level Ventures Sands Capital Ventures

Firms observed investing alongside Decibel Partners, from public investor directories. Shared companies are the overlap with Decibel Partners's recorded portfolio.

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