/Investor DB

K5 Ventures — Full Portfolio

39 tracked investments · listed companies and verified rows first

AirPairairpair.comDefunct

AirPair connects software developers with experienced practitioners across various technical domains through live video sessions and shared screen viewing, enabling teams to resolve technical problems and improve code quality more quickly.

Developer ToolsEnterprise SoftwareSan Francisco, US

Maksim Ioffe(Founder/COO)Jonathon Kresner(Founder)Igor Lebovic(Founder/CMO)in

Co-investorsFundersClubY Combinator500 GlobalAlsop Louie PartnersAmino CapitalCrosslink Capital+5 more

Bodymatterbodymatter.ioin

Bodymatter makes SleepWatch, a data-driven app that tracks sleep metrics such as recovery, sleep schedule, snoring, and provides a SleepWatch Score, smart bedtime reminders, and a smart alarm.

ConsumerDigital HealthWellness & Fitness

Ryan Archdeacon(Founder)in

Bytedancebytedance.com

ByteDance builds a portfolio of digital platforms and services focused on short-form video, content creation, e-commerce, and workplace collaboration, serving creators and consumers globally.

Creator EconomyE-commerceMedia & EntertainmentBeijing, CN

Yiming Zhang(Founder)inRubo Liang(Founder; Chairman of the Board)inZhang Yiming(Founder)

Co-investors1435 Capital3Comma Capital5Y CapitalAccess Ventures (New York)Aglae VenturesBas1s Ventures+26 more

Carrogetcarro.comin

Carro (GoVyrl, Inc.) operates a cloud-hosted application platform, running on AWS, that handles personal and company data for its users.

B2B MarketplacesCloud ComputingE-commerceRetail TechSaaS

Jason Goldberg(Founder)in

Co-investorsAlpha EdisonAlumni VenturesCorazon CapitalCove FundEvolution VenturesGreen Meadow Ventures+10 more

Coinonlycoin.comSeries AAcquired

OnlyCoin provides independent, unbiased educational guides to help beginners understand cryptocurrency without marketing bias or hype.

Crypto & Web3EdTechFintechSan Francisco, US

Kanishk Parashar(Founder/CEO)inKarthik Balakrishnan(Founder/CTO)in

Co-investorsK9 VenturesY CombinatorACME CapitalGreylock PartnersRedpoint VenturesSpark Capital+1 more

Conductricsconductrics.comin𝕏

Conductrics provides an experimentation and optimization platform for enterprises that combines A/B testing with customer insights and machine learning to enable data-driven decision-making.

AI & Machine LearningData & InfrastructureEnterprise SoftwareFintechMarketing TechSaaSBrooklyn, US

Matt Gershoff(Co-Founder & CEO)inNate Weiss(Co-Founder & CTO)in

Co-investorsTechstars

Crowdfundercrowdfunder.co.uk

UK crowdfunding platform offering rewards, donation and community share fundraising for community, charity and business projects.

Los Angeles, US

Chance Barnett(Executive Officer, Director)Rafe Furst(Executive Officer, Director)Simon Deverell(Founder)inPhil Geraghty(Founder)inDawn Bebe(Founder)inSteve McClurg(Executive Officer)

Co-investorsCreative UK500 Global

Emburseemburse.comin𝕏SeedAcquired

Emburse is a travel and expense management platform that helps organizations automate T&E processes, improve compliance, and gain spending visibility.

AI & Machine LearningEnterprise SoftwareFintechSaaSSan Francisco, US

Peter Lai(Founder/CEO)inRoger Gu(Founder)in

Co-investors500 GlobalBain Capital VenturesNewionPear VCTeamworthy VenturesY Combinator+4 more

Experimentexperiment.com𝕏Jun 2013 · $1M

Experiment is a platform for discovering, funding, and sharing scientific research.

Deep TechHealthtechMarketplacesSaaSHonolulu, US

Denny Luan(Founder)in

Co-investorsMetaplanetY Combinator500 GlobalAndreessen HorowitzFounder CollectiveGreycroft+11 more

Famafama.ioin𝕏Jul 2015

Fama uses AI to conduct online screening of individuals for compliance purposes, analyzing public web presence.

AI & Machine LearningHR TechSaaSNational Harbor, US

Alec Andronikov(Executive Officer, Director, Promoter)Ben Mones(CEO)inSaiful Khandaker(Executive Officer, Director, Promoter)

BoardMark Mullen(Director)in

Co-investorsAmplify.LABonfire VenturesBullpen CapitalConductor CapitalCrosscut VenturesMiramar Venture Partners+3 more

FundersClubfundersclub.com𝕏

FundersClub is a venture capital platform that sources early-stage investment opportunities in seed and series A rounds through direct relationships, referrals, and connections to top incubators and VC firms, offering accredited investors access to vetted startups.

Enterprise SoftwareFintechMarketplacesSaaSSan Francisco, US

Alex Mittal(Founder/CEO)inBoris Silver(Founder/President)inAlexander Mittal(Founder)in

Co-investorsY Combinator500 GlobalAndreessen HorowitzHigh AlphaSaama CapitalSOSV+21 more

HistoWizhistowiz.comin𝕏Seed

HistoWiz provides digital pathology services including precision histology, immunostaining, slide archiving, and AI-powered image analysis for research and clinical laboratories.

AI & Machine LearningBiotechHealthtechMedical DevicesNew York City, US

Ke Cheng(Founder/CEO)inLinh Hoang(Chief Executive Officer)inJerry Kuang(Chief Operations Officer)Julie Feldstein(Chief Pathologist)in

Co-investorsAsahi Kasei Corporate Venture CapitalvenBio PartnersVivo CapitalY CombinatorAvlok CapitalMicroVentures

HoneyBookhoneybook.comin𝕏

HoneyBook is a team collaboration platform that helps service-based businesses manage clients, projects, and team workflows with built-in invoicing and payment processing.

Enterprise SoftwareFuture of WorkSaaS

Oz Alon(Founder & CEO)in

Co-investors01 AdvisorsAkkadian VenturesAlephArkin CapitalBattery VenturesBling Capital+11 more

inDineroindinero.comin𝕏Feb 2021

Indinero is an accounting and financial advisory firm that provides CPAs, CFOs, and controllers to help growing businesses with accounting, tax management, and strategic financial insights.

AI & Machine LearningEnterprise SoftwareFintechSaaSSan Francisco, US

Andy Su(Founder/CTO)inJessica Mah(Executive Officer, Director)inJessica Ma(Cofounder)John Frazier(Chairman & CEO)inJose Luis Villa-Realin

BoardKeddrick Stuart(Director)

Co-investors500 GlobalBase Venture Management, Inc.Camp One VenturesCota CapitalFundersClubHemisphere Ventures LLC+14 more

InklockerinAug 2016 · $170KDefunct

Inklocker ran a B2B SaaS network connecting independent print shops to share and fulfill custom apparel/merchandise orders locally rather than from a single central facility.

Costa Mesa, US

Co-investorsTechstars

Instrumentlinstrumentl.comin𝕏

Instrumentl is a platform that helps nonprofits and foundations discover and manage grant opportunities.

Enterprise SoftwareFintechSaaSSan Francisco, US

Gauri Manglik(Founder/CEO)inAngela Braren(Founder/Growth)inKatharine Corriveau(Founder)in

Co-investors500 GlobalFarvatn VentureRanch VenturesY Combinator10x GroupEniac Ventures+2 more

Meadowgetmeadow.comin𝕏Seed

Meadow provides software for cannabis dispensaries, offering inventory management, compliance automation, and reporting tools.

Enterprise SoftwareRetail TechSaaSSan Francisco, US

David Hua(Founder/CEO)inRick Harrison(Founder/CTO)inScott A Garman(Founder)inHarrison Lee(Founder/Designer, Developer)in

Co-investorsPioneerSoma CapitalY CombinatorAlleyCorpArcadian CapitalBBQ Capital+15 more

Microdermicsmicrodermics.comDec 2019

Microdermics develops a metal, hollow microneedle injection platform intended to replace traditional hypodermic needles for drug delivery.

HardwareHealthtechMedical DevicesVancouver

Boris Stoeber(Executive Officer, Director)Lana Janes(Director)Ray Chan(Director)inTodd Farrell(Director)Francis Duhay(Executive Officer, Director)

Co-investorsShoreline Venture Management

myLAB Boxmylabbox.comin𝕏Aug 2018

myLAB Box offers at-home test kits for sexually transmitted infections and related sexual health conditions, letting consumers screen for infections such as chlamydia, gonorrhea, HIV, HPV, and syphilis without visiting a clinic.

Digital HealthDirect to ConsumerHealthtechLos Angeles, US

Ursula Hessenflow-Cruz(Founder)inLora Ivanova(Co-founder)Ursula Hessenflow(Co-founder)inStephen Block(Director)

Co-investorsEvolution VC PartnersFrontera Technology VenturesHouston Angel NetworkKickstart InnovationPasadena AngelsSand Hill Angels+5 more

Nilesniles.aiSeedDefunct

Niles is a Slack integration that captures conversations and documents to build a team knowledge repository accessible in real time.

Enterprise SoftwareFuture of WorkSan Francisco, US

Mack Lu(Founder/CEO)in

Co-investorsY CombinatorHarlan Capital PartnersInovia CapitalPragma VenturesTech Coast AngelsVenture Investment Associates

PNOĒpnoe.comin𝕏Seed

PNOĒ offers non-invasive breath-based metabolic testing that measures 23 biomarkers to derive metrics like VO2 Max, RMR, and fat-burn, paired with an AI engine that combines the results with wearable, blood, and biometric data to generate personalized nutrition, training, and lifestyle plans.

AI & Machine LearningDigital HealthHealthtechSports TechAthens, GR

Apostolos Atsalakis(Founder)inPanos Papadiamantis(Founder)in

Co-investorsFifty YearsJoyance PartnersSocial StartsY CombinatorFor Good VenturesLars Rasmussen+2 more

Pogoseat Incpogoseat.cominSeed · Sep 2013 · $800K

Pogoseat, founded in 2012, builds technology for live-event experiences, focused on fan engagement and ancillary revenue for sports and live-entertainment organizations.

Marketing TechMedia & EntertainmentSaaSSports Tech

Maish Simon(Cofounder, Chief designer)in

Co-investorsKDDI Open Innovation FundKima VenturesMI VenturesTYLT VenturesXG VenturesZelkova Ventures

Repslyrepsly.comin

Repsly provides a retail execution platform with a mobile app for field sales reps and a web app for managers, including AI-powered image recognition to detect on-shelf gaps and territory planning tools.

Retail TechSaaSSales TechBoston, US

Matthew Brogie(Executive Officer)inMarko Kovac(Executive Officer, Director)Marko Linke(Executive Officer, Director)

BoardMike Volpe(Director)inTom First(Director)Tim Curran(Director)in

Co-investorsLaunchCapitalSaaS CapitalCompanyon VenturesLaunchpad Venture Group

SignNowsignnow.comin𝕏Acquired

airSlate SignNow is a document management and e-signature platform that enables teams to collaborate on document workflows with real-time updates, role-based permissions, and advanced security controls.

Enterprise SoftwareFuture of WorkLegalTechSaaS

Co-investorsOkapi Venture CapitalKhosla Ventures

Simply Breadsimply-bread.coAug 2025

Simply Bread provides tools and community support for small-scale bakers to start and grow bread-making businesses.

ConsumerFoodTechHardwareIoTIrvine, US

Stijn Vanorbeek(Executive Officer, Director)in

BoardAndrew Montgomery(Director)

Co-investorsAlmanac Insights

Sleepwatchappsleepwatchapp.comin𝕏

SleepWatch is a sleep tracking app that combines sleep science with wearable device integration to monitor sleep stages, heart rate, blood oxygen, and other metrics, offering personalized insights and habits for consumers seeking to understand and improve their sleep quality.

AI & Machine LearningConsumerDigital HealthHealthtechWellness & Fitness

STARK BANKstarkbank.comin𝕏Series A

Stark Bank is a Brazilian fintech that provides banking and financial operations tools for businesses, including cash flow management, payment processing, automated reconciliation, corporate cards, receivables, credit lines, and yield accounts.

Enterprise SoftwareFintechSaaSSan Francisco, US

Rafael Stark(Founder)in

Co-investorsCapSur CapitalFoundation CapitalLatitud VenturesNorte VenturesY CombinatorBezos Expeditions+10 more

Strikinglystrikingly.comin𝕏

Strikingly is a website builder that enables users to create and publish websites without coding or design experience in under 30 minutes.

Creator EconomyE-commerceEnterprise SoftwareMarketing TechSaaSShanghai, CN

David Haisha Chen(Founder/CEO)inTeng Bao(Founder/CPO)inDafeng Guo(Founder/CTO)in

Co-investorsFundersClubSv Tech Ventures, Inc.TSVCY CombinatorZillionizeCathay Capital+9 more

Submittablesubmittable.comin𝕏

Submittable is a platform for managing grant applications and fund disbursement, serving nonprofits, foundations, and government agencies that administer grants and programs.

Enterprise SoftwareGovTechSaaSMissoula, US

Michael FitzGerald(Founder/CEO)inJohn Brownell(Founder/CTO / Developer)inBruce Tribbensee(Founder)inJoseph Silver(Executive Officer)Thor Culverhouse(Executive Officer, Director)in

BoardMichael Smerklo(Director)in

Co-investorsAccel-KKRLLRNext Coast VenturesNext Frontier CapitalStifel Venture BankingY Combinator+8 more

Talkabletalkable.comin𝕏May 2017

Talkable provides a referral marketing platform that enables companies to acquire customers through rewards programs that incentivize their existing customer base.

E-commerceEnterprise SoftwareMarketing TechMedia & EntertainmentRetail TechSaaSSan Francisco, US

Allan Grant(Founder/CTO)inAlyona KobzarenkoinBradley KaminDominic CoryellJeff YeeNori Yoshidain

Co-investors500 GlobalGoAhead VenturesY CombinatorAccelerator VenturesAgrolimen VenturesEchoVC Partners+5 more

Templarbittemplarbit.comin𝕏SeedAcquired

A security platform that detects and prevents malicious activity targeting software applications, serving both small and large companies through developer-focused tooling.

CybersecurityEnterprise SoftwareSan Francisco, US

Bjoern Zinssmeister(Founder/CEO)in

Co-investorsCyber Mentor FundOkapi Venture CapitalY CombinatorLightspeed Venture PartnersVenture Investment Associates

TrueNorthtruenorthfleet.comin𝕏Series BDefunct

TrueNorth operates a digital loadboard and AI-powered freight matching platform that connects brokers with vetted carriers.

AI & Machine LearningEnterprise SoftwareFintechLogistics & Supply ChainSaaSSan Francisco, US

Sanjaya Wijeratne(Founder)inJin Stedge(Founder)in

Co-investorsPJCScribble VenturesY Combinator137 Ventures20VCFifth Down Capital+14 more

TrueVaulttruevault.comin𝕏Aug 2018

TrueVault provides a SaaS platform that helps businesses achieve privacy compliance with regulations like GDPR and CCPA through data mapping, customer notices, and internal policy guidance.

Enterprise SoftwareLegalTechSaaSSan Francisco, US

Jason Wang(Founder)in

Co-investorsACTAI VenturesFundersClubPioneerY Combinator10x GroupAcequia Capital (AceCap)+13 more

Verblingverbling.comin𝕏Dec 2014Acquired

Verbling is a marketplace connecting language learners with over 2,000 verified tutors offering lessons in more than 70 languages.

EdTechMarketplacesSan Francisco, US

Mikael Bernstein(Founder/CEO)inJacob Lars Jolis(Executive Officer, Director, Promoter)

BoardDuncan Davidson(Director)in

Co-investorsFundersClubHemisphere Ventures LLCOne Planet GroupY CombinatorACE & CompanyAgrolimen Ventures+11 more

Visagevisage.jobsinSeed · Jun 2015 · $2M

Simplifies candidate sourcing and outreach through crowdsourcing and advanced AI to help recruiters build diverse candidate pipelines

Joss Leufrancois(Founder)in

Co-investorsData Point CapitalDubai Angel InvestorsFirst AnalysisNewfund CapitalUrban InnovationEmergence Capital Partners+4 more

Other

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

ConnectifierDemonstrandaDigsyImmediately

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.