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408 Ventures

Venture capital

San Jose Β· Pre-Seed–Series A

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Investment thesis

408 Ventures makes early-stage venture investments in companies building data platforms, analytics, and tools that generate inherent network effects and actionable intelligence to support critical business decisions. It targets startups positioned to become market makers across data-rich sectors such as health, finance, commerce, and education, favoring teams that build high-impact products from smart application of the data stack. Drawing on the partners' collective experience as founders and operators across marketing, customer acquisition, product management, software development, and operations, the firm provides company-building insight, connections, customer access, talent, and mentoring on scaling.

Source: firm website, verified Aug 7, 2026.

Stage
Pre-Seed–Series A
HQ
San Jose, US
Instruments
Equity
Tracked investments
33

What they invest in

from 13 of 33 portfolio companies

Enterprise Software Γ—8AI & Machine Learning Γ—5Cybersecurity Γ—5SaaS Γ—5Consumer Γ—3B2B Marketplaces Γ—2HR Tech Γ—2IoT Γ—2

HQs:United StatesΓ—9United KingdomΓ—1IsraelΓ—1

Investments Β· 33 tracked

founders shown can be your intro path
UBER Everyone's Private Driveruber.comin𝕏NYSE: UBER

Uber operates a multi-sided platform providing ride-sharing, food delivery, freight logistics, and business fleet management services across various global markets.

Logistics & Supply ChainMarketplacesMobility & TransportationSan Francisco, US

Travis Kalanick(Co-founder & CEO)Garrett Camp(Co-founder)

Upworkupwork.comNASDAQ: UPWK
Adyen

Payments for Marketplaces & Crowdfunding

Allthatsoftallthatsoft.com
Appvance AI-Driven Test Automationappvance.com

San Jose, US

Chris Puscasiu(Director)Kevin Surace(Executive Officer, Director, Promoter)

AttackIQattackiq.comin𝕏

AttackIQ provides automated red team exercise software that scales security testing across organizations without increasing headcount.

CybersecurityEnterprise SoftwareLos Altos, US

Brett Galloway(Executive Officer, Director)Kevin Dillon(Director)Danielle Murcray(Executive Officer)Rajesh Sharma(Executive Officer, Director)

BoardShardul Shah(Director)Brian Byun(Director)

Augmented Pixelsaugmentedpixels.com

Drones and robots that see and navigate using human-level computer vision

Redwood City, US

Vitalii Goncharuk(Executive Officer, Director)

Cymmetriacymmetria.comin𝕏

Cymmetria develops deception-based security software that detects and responds to attackers operating inside networks.

CybersecurityEnterprise SoftwareTel Aviv-Yafo, IL

Gadi Evron(Founder/CEO)in

DARK TRACEdarktrace.comin𝕏

Darktrace / Forensic Acquisition & Investigation is a cloud-native forensics product that automates disk-level evidence capture, collection, and preservation across multi-cloud, on-premises, and SaaS environments.

AI & Machine LearningCloud ComputingCybersecurityEnterprise SoftwareSaaSCambridge, GB

Ecoisecois.me𝕏

Ecois.me offers a combined hardware-and-software energy monitoring system that connects a sensor to a home's main electrical panel and uses spectrum and power analysis algorithms to identify individual appliances from total energy consumption.

CleantechEnergyIoT

Fortinet

Mobile security solutions for IoT device protection

G-Data

A global mobile security innovator providing enhanced security solutions to protect IoT devices

Illumio

Cyber security platform using moving target defense to protect against attacks

MixerBoxmixerbox.comin𝕏

MixerBox develops a suite of daily-essential mobile applications including alarm, news, AI browser, payment, streaming, and meditation features, serving general consumers seeking integrated digital tools for daily tasks.

AI & Machine LearningB2B MarketplacesConsumerCreator EconomySaaSLos Angeles, US

John Lai(Founder/CEO)in

Morphisec

Moving target defense changes the game - turning attackers' methods against them

Onionidonionid.com
Outreachoutreach.ioin𝕏

Outreach provides sales engagement and revenue intelligence software for enterprise sales teams to improve customer relationships and close deals more effectively.

AI & Machine LearningEnterprise SoftwareMarketing TechSaaSSales TechSeattle, US

Manny Medina(Founder)inAbhijit Mitra(CEO)inSamuel Fort(Director)Melissa Fisher(Executive Officer)Sue Leland Bostrom(Director)Ralph de la Vega(Director)

Pave

Sales activity tracking and performance analytics platform

Pawfinity

Connecting people and pets through technology

Petcubepetcube.comin𝕏

Petcube makes internet-connected pet devices, starting with pet cameras, and operates a platform for curated pet products that use data analytics to provide insights into pet health and behavior.

AI & Machine LearningConsumerHardwareIoTSan Francisco, US

Yaroslav Azhnyuk(Founder/CEO)inAndriy Klen(Founder/Chief Design Officer)inAlex (Sasha) Neskin(Founder/CTO)in

Promo Republicpromorepublic.comin𝕏

PromoRepublic provides a platform for managing social media presence across multiple locations, enabling multi-location brands, franchises, and marketing agencies to maintain consistent corporate messaging while allowing local customization and control.

Enterprise SoftwareMarketing TechSaaS

Rallywarerallyware.comin𝕏

Rallyware provides a performance enablement platform for training and talent development that helps organizations improve frontline workforce engagement and execution.

AI & Machine LearningEnterprise SoftwareGamingHR TechSaaSSales TechMountain View, US

George(Co-Founder & CEO)

Roverrover.comin

Rover Group operates online community marketplaces connecting pet owners with vetted pet care providers including sitters, dog walkers, groomers, and trainers across North America, Europe, and Australia.

ConsumerMarketplaces

Philip Kimmey(Cofounder)Aaron Easterly(Founder)Brent Turner(CEO)

Stealth Workerstealthworker.comin𝕏

Stealth Worker is a marketplace platform connecting cybersecurity professionals with enterprises that need temporary or contract security expertise, including penetration testers, data protection officers, cloud security specialists, and sales engineers.

B2B MarketplacesCybersecurityEnterprise SoftwareHR TechSan Francisco, US

Ken Baylor(Founder)in

Stealthsecstealthsec.com
Stripe
Transboxtransbox.xyz
Trycryptomovetrycryptomove.com
Vamp

Create stunning social media posts in seconds with 6000+ templates

Very Good Securityverygoodsecurity.comin

VGS is a payment tokenization and credential management platform that secures sensitive payment data for Fortune 500 companies, merchants, fintechs, and banks.

CybersecurityData & InfrastructureEnterprise SoftwareFintech

Marshall Jones(CTO & Co-Founder)in

WAYSKINwayskin.com

Direct-to-consumer skincare platform delivering clinic-quality care

Exits Β· 2

IPOs and acquisitions across the tracked portfolio

UBER Everyone's Private DriverNYSE: UBERUpworkNASDAQ: UPWK

Portfolio news

latest coverage across their companies

Frequently asked questions

What stage does 408 Ventures invest at?
408 Ventures invests at the Pre-Seed, Seed, Series A stages.
What sectors does 408 Ventures focus on?
408 Ventures focuses on AI & Machine Learning, Cybersecurity, Data & Infrastructure, Digital Health, E-commerce, EdTech, Enterprise Software, Fintech, Healthtech.
Where is 408 Ventures located?
408 Ventures is headquartered in San Jose, US.

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