Decibel Partners
Venture capitalActively deployingMenlo Park · Pre-Seed–Series B · 19 people tracked
Also known as Decibel Partners Affiliates · DECIBEL PARTNERS, LLC
Investment thesis
Early-stage investor combining venture-speed, agility, and independent risk-taking with differentiated access to one of the largest tech companies' scale, entrepreneurial talent, and deep customer relationships.
Source: firm website, verified Aug 25, 2026.
Team · 19 people
from the firm's website & public directories
Founder mafia
The Decibel Partners mafia →7 people who came through Decibel Partners went on to found or lead other companies.
What they invest in
from 44 of 48 portfolio companiesAI & Machine Learning ×29Enterprise Software ×24SaaS ×23Cybersecurity ×19Developer Tools ×18Data & Infrastructure ×10Cloud Computing ×9Marketing Tech ×3
HQs:United States×20Australia×1European Union×1Hong Kong×1
Who they back
founder profiles across 17 portfolio companiesFounding team size:solo founder×112 founders×43 founders×2
Accelerator rootsportfolio companies that came through a program
Investments · 48 tracked
founders shown can be your intro pathBy year:2026 · 42025 · 52024 · 12023 · 22022 · 22021 · 22018 · 117 dated
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)Mehdi Jamei(Founder)in
Co-investorsAcrew Capital
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
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)Hong Wang(Founder)Jesse Suen(Founder)
Board seatJon Sakoda· per SEC Form D
Co-investorsAnsa CapitalAviso VenturesSherpalo Ventures
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(Executive Officer, Director, Promoter)inYinglian Xie(Executive Officer, Director, Promoter)in
BoardKevin Fong(Director)Kai Wang(Director)
Board seatJon Sakoda· per SEC Form D · $40M raise · filed Feb 2018
Co-investorsBrighton Park CapitalNew Enterprise Associates (NEA)Genesis Venture CapitalSequoia CapitalNewView CapitalTruStage Ventures+1 more
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)inAlistair Scott(Founder)inHassan Khajeh-Hosseini(CEO)inAli Khajeh Hosseini Salehabad(Director)Hassan Khajeh Hosseini Saleh Abad(Executive Officer, Director)
Board seatSudip Chakrabarti· per SEC Form D · $18.8M raise · filed Dec 2025
Co-investorsBrighter CapitalMango CapitalPruVen Capital PartnersSequoia CapitalY CombinatorAlumni Ventures+1 more
Wilmington, US
PABLO RUIZ MUZQUIZ(Executive Officer, Director)ROBERT TOMAS(Director)PABLO ALBA CHAO(Executive Officer, Director)ROSANA MORENO SUAREZ(Executive Officer, Director)
Board seatSudip Chakrabarti· per SEC Form D · $12M raise · filed Mar 2023
AI-native threat intelligence platform delivering real-time cyber, fraud and risk alerts from open, social and dark web sources.
Brooklyn, US
Board seatSudip Chakrabarti· per SEC Form D · $7.4M raise · filed Feb 2025
Co-investorsNew Era Capital Partners
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)Jared Atkinson(Chief Technology Officer)KELLY COFFMAN(Executive Officer)JASON FRANK(Executive Officer, Director)
BoardKEVIN MANDIA(Director)in
Board seatJon Sakoda· per SEC Form D
Co-investorsAnsa CapitalAviso VenturesBallistic VenturesCisco InvestmentsInsight PartnersM12 (Microsoft's Venture Fund)
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(Founder)Siddartha Naidu(Founder)
Co-investorsIndex VenturesKhosla VenturesTiger Global ManagementAlkeon InnovationCoatue ManagementCollective Liquidity+1 more
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-investorsBetaworksMetaplanetMozilla Ventures
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
Co-investors57Blocks CapitalSancus Ventures
Bicycle is an AI-driven analytics platform that automatically detects meaningful changes in business KPIs, explains why they moved, and recommends validated corrective actions back into a company's existing warehouse, BI, and ops tools.
AI & Machine LearningData & InfrastructureSaaS
Co-investorsUnshackled Ventures
Blameless built a site reliability engineering platform for incident response and reliability workflows; acquired by FireHydrant.
AI & Machine LearningDeveloper ToolsEnterprise SoftwareSaaS
Co-investorsAccelLightspeed Venture PartnersThird Point Ventures
Botpress builds AI agents for customer support and offers a helpdesk product (Botpress Desk) that resolves support tickets end-to-end, either on top of an existing helpdesk or as a standalone ticket management system.
AI & Machine LearningEnterprise SoftwareSaaS
Sylvain Perron(Founder)in
Co-investorsCreative Destruction Lab (CDL)HubSpot VenturesInovia CapitalBoxOne VenturesHike Ventures
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 & CEO)inMike Conover(Founder)
Co-investorsMoonfire VenturesOMERS VenturesPoint72 Ventures
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 & InfrastructureSaaS
Zakir Durumeric(Founder)in
Co-investorsAscension VenturesGreylock PartnersGV (Google Ventures)Hamilton LaneIntel CapitalMorgan Stanley
Censys provides an Internet intelligence platform built on a continuously updated map of Internet infrastructure, giving security teams real-time visibility into their exposure, dependencies, blind spots, and attacker infrastructure.
CybersecurityData & InfrastructureSaaSAnn Arbor, US
Zakir Durumeric(Co-Founder & CEO (previously Chief Scientist))inJ. Alex Halderman(Co-Founder)Brad Brooks(Former CEO)David Corcoran(Former CEO)Lorne Groe(Former Interim CEO; later CFO/COO)Sarah Ashburn(Chief Revenue Officer)
Co-investorsAscension VenturesGreylock PartnersGV (Google Ventures)Hamilton LaneIntel CapitalMango Capital
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)Trevor Perrott(Co-Founder, President & Chief Executive Officer)Payal Chaudhari(Co-Founder & Chief Administrative Officer)
BoardNoel Heiks(Director)inDavid Scalzo(Director)in
Co-investorsCollective Capital VenturesKirenaga PartnersGreylock PartnersGV (Google Ventures)Intel Capital
Credo AI provides an AI governance platform that discovers, catalogs, risk-assesses, and governs AI systems, agents, models, and vendors across their lifecycle, including runtime, using policy packs mapped to standards such as the EU AI Act, NIST AI RMF, and ISO 42001.
AI & Machine LearningCybersecurityEnterprise Software
Co-investorsAI FundBooz Allen VenturesFPVMozilla Ventures
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 KeydunovinMike MelaninPavel Tiunovin
Co-investors500 GlobalEniac VenturesBain Capital VenturesBetaworksDatabricks VenturesInnovation Endeavors+2 more
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(CEO and Co-Founder)in
Co-investorsAviso VenturesNext Frontier CapitalIn-Q-Tel
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 and CEO)in
Co-investorsMadrona Venture GroupTheory VenturesIn-Q-TelPioneer Square Ventures
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
Co-investorsCortical VenturesDeep AcreKAYAOperator CollectiveInsight Partners
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.
CybersecurityDeveloper ToolsEnterprise SoftwareMilpitas, US
Brandon Dixon(Founder)
Co-investorsCraft VenturesFelicis VenturesIn-Q-TelSequoia Capital
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
Co-investorsAviso VenturesPaladin Capital GroupScale Venture PartnersStoneMill VenturesCostanoa Ventures
CrowdStrike provides cloud-native security software protecting endpoints, cloud workloads, identity systems, and data infrastructure to prevent breaches for enterprise customers.
Cloud ComputingCybersecurityEnterprise Software
George Kurtz(Founder & CEO)
Co-investorsAmiti VenturesAnsa CapitalBallistic VenturesIntercept VenturesIVP (Institutional Venture Partners)Khosla Ventures+6 more
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(Executive Officer, Director)
BoardSudhir Steven Singh(Director)Barry Crist(Director)
Co-investorsMadrona Venture GroupOregon Venture FundPivotal Ventures
Mallory is a threat intelligence platform that continuously ingests open, commercial, and underground sources into a structured threat graph, then correlates active adversary activity against an organization's actual assets to determine exposure.
AI & Machine LearningCybersecuritySaaS
Co-investorsAviso Ventures
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(Founder)in
Co-investorsY CombinatorSpot VCStoryHouse
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 VenturesFirstMark CapitalBain Capital Ventures
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 VenturesAviso VenturesEarl Grey CapitalEnergize Capital
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(Executive Officer, Director)
Co-investorsOSS Capital
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(Founder/CEO)Joey Zwicker(Founder)in
Co-investorsDCVC (Data Collective)Foundation CapitalHack VCM12 (Microsoft's Venture Fund)SV AngelY Combinator+2 more
Pangea provides AI security guardrails and security services that developers embed into AI applications.
Co-investorsOkta VenturesSAV (Scale Asia Ventures)Syn Ventures Seed Management Llc
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 DabirsiaghiinSurag Patelin
Co-investorsTCP Venture CapitalWing
Platformatic builds Watt, a Node.js application server that runs frontend, API, and backend services as multithreaded workloads in a single runtime, plus ICC (Intelligent Command Center), a control plane for predictive autoscaling, observability, and caching.
Cloud ComputingDeveloper ToolsEnterprise SoftwareVancouver
Matteo Collina(Executive Officer, Director)Luca Maraschi(Executive Officer, Director)
Co-investorsPanache Ventures
Propelo provides analytics that track AI coding agent usage from prompt to production, connecting token spend to shipped code and delivery performance.
AI & Machine LearningDeveloper ToolsSaaS
Co-investorsEniac VenturesFikaFathom Capital
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)
Co-investorsB3 Capital
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.
CybersecurityIoTSaaS
HD Moore
Co-investorsRain Capital
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, Co-Chairman, & Chief Product Officer)inSteve Singh(Executive Chairman & CEO)inShikhar Agarwal(Executive Officer, Director)
BoardGreg Stanger(Director)
Co-investorsMadrona Venture Group8VCICONIQ
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)inLydia Hylton(Founder)in
Co-investorsBessemer Venture PartnersMVP Ventures645 Ventures
Sublime Security is an AI-powered, programmable email security platform that detects, triages and adapts defenses against email attacks.
Josh Kamdjou(Founder)in
Co-investors01 AdvisorsAvenir Growth CapitalAviso VenturesIndex VenturesIVP (Institutional Venture Partners)Slow Ventures
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 & CEO)inMeeLan Lee(Founder)Michael Carbin(Founder)
Co-investorsAndreessen HorowitzFelicis VenturesGreycroftLux CapitalPlayground GlobalThe E14 Fund+1 more
UserClouds is an open-source identity management platform that handles authentication, authorization, and user data management for applications.
CybersecurityData & InfrastructureDeveloper Tools
Co-investorsScribble Ventures
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 · 3
IPOs and acquisitions across the tracked portfolioBlamelessacq. by FireHydrantPachydermacq. by HPEPropeloacq. by Harness
Portfolio news
latest coverage across their companiesCensys Technologies · Censys Technologies (company blog) · Aug 19, 2026
Answer · entrepreneur.com · Aug 19, 2026
Bicycle · ocregister.com · Aug 11, 2026
Cube Dev · en.sedaily.com · Aug 4, 2026
Censys · PR Newswire · Jul 22, 2026
Magnify · techfundingnews.com · Jul 3, 2026
Pixee · jacobsmgt.com · Jul 1, 2026
Nebulock · securityweek.com · Jun 26, 2026
Frequently asked questions
- How many investments has Decibel Partners made?
- Decibel Partners has 42 tracked investments, 4 of which have exited via acquisition or IPO, including 5 dated in the last 24 months.
- What stage does Decibel Partners invest at?
- Decibel Partners invests at the Pre-Seed, Seed, Series A, Series B 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 Consumer, Cybersecurity, Data & Infrastructure, 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, Ansa Capital, Madrona Venture Group, among 85 tracked co-investors.
Media · Podcasts & interviews
featuring the teamJon Sakoda, Decibel Partners | AWS Summit SF 2022
SiliconANGLE theCUBE · Jon Sakoda
Images
Co-investors · 86
Sequoia Capital is a venture capital firm that partners with founders to build technology companies.
In-Q-Tel (IQT) is a not-for-profit strategic investment platform that has operated for over 25 years, backing frontier technology companies to advance the national security and prosperity of the U.S. and its allies.
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.
GV (Google Ventures) is a venture capital firm that has invested in artificial intelligence and machine learning since its early days, building a global portfolio of more than 100 AI companies across infrastructure, life sciences, and applications.
Khosla Ventures is a venture capital firm that invests in early-stage companies focused on technology, mobile, and clean energy sectors, including biotechnology applications. The firm provides capital and strategic support to entrepreneurs developing breakthrough technologies across multiple markets.
Greylock Partners is an early-stage venture capital firm that partners with founders building companies from inception. Its partners make only one or two new investments per year to focus deeply on each partnership.
Index Ventures is a multi-stage venture capital firm that backs companies from Seed to IPO and beyond, including through its dedicated seed fund Index Origin.
Insight Partners is an investment firm focused on accelerating revenue and profit growth in software companies, providing capital and operational support through its Insight Onsite team.
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.
IVP (Institutional Venture Partners) is a venture capital firm that backs breakout companies at critical inflection points, helping them grow into enduring market leaders.
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.
Intel Capital is the corporate venture capital arm associated with Intel, investing in and supporting technology companies as they scale.
▶74 more co-investors
WingBallistic VenturesMango CapitalMozilla VenturesAndreessen HorowitzCraft VenturesAccelNew Enterprise Associates (NEA)BenchmarkDCVC (Data Collective)Coatue ManagementInnovation EndeavorsInovia CapitalAcrew CapitalCostanoa VenturesOperator CollectivePoint72 VenturesOMERS VenturesCisco InvestmentsNewView Capital645 VenturesPaladin Capital GroupFPVRain CapitalGeneral CatalystRedpoint VenturesKleiner PerkinsB Capital GroupNorwest Venture PartnersCRV (Charles River Ventures)DST GlobalUnion Square Ventures (USV)Battery VenturesMayfield FundHCVCBling CapitalAME Cloud VenturesPioneerLookout VenturesFlybridge Capital PartnersSoftBank Vision FundRidge Ventures2048 VenturesHanabi CapitalQueensBridge Venture PartnersTq Ventures LlcCyberstartsTribe Capital FirstlookAwesome People Venturesboldstart venturesXYZ Venture CapitalMulticoin CapitalBasis Set VenturesSeed Club VenturesKickstartCanaryDivergenceXfundAmbush CapitalSID Venture PartnersBlu Venture InvestorsPenny Jar Capital VentureVariant FundGnosis DAOBain Capital CryptoBryant StibelGrace Beauty CapitalExpaCrowdStrikeTechAviv Founder PartnersFounderPartnersThird PointLevel VenturesSands 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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