SignalFire — 2021 Investments
21 investments dated 2021 · listed companies and verified rows first · show all
Recora builds technology for heart and lung health management and care navigation, designed to help people pursue preventive health goals and live longer, fuller lives.
AI & Machine LearningDigital HealthHealthtechNew York, US
Abhi Chandra(Founder)inEd Wu(Founder)Vivek Vishwanath(Founder)inEd Wu, MD(Founder)inAbhishek Chandra(Founder)
Board seatTaylor Barada· per SEC Form D
Co-investorsGreat Oaks Venture CapitalMGV.VCPear VCValor Equity Partners
Alchemy is an infrastructure-as-code tool that lets developers define their entire cloud setup as a TypeScript program, with commands to plan, deploy, and destroy resources across providers like Cloudflare and AWS.
Cloud ComputingDeveloper ToolsSaaS
Co-investorsCrucible CapitalAdditionAndreessen HorowitzCoatue ManagementCoinbase VenturesCommunitas Capital Partners+5 more
Alchemy provides a Product Development Platform including electronic lab notebooks, laboratory information management systems, and artificial intelligence tools that help chemists and material scientists accelerate research, product development, and quality control.
AI & Machine LearningCloud ComputingDeep TechSaaSSilicon Valley, US
Sasha Novakovich(Co-Founder & CEO)inDusko Vesin(Co-Founder & CTO ELN & LIMS)inNikola Milinkovic(Co-Founder & CTO AI & DOE)in
Co-investorsUncork Capital515 VenturesBowery CapitalSouth Central VenturesValuestream VenturesAddition+5 more
Anjuna develops software for secure data sharing and confidential computing in cloud and AI environments.
AI & Machine LearningCloud ComputingCybersecurityDeep TechEnterprise SoftwareSan Francisco, US
Ayal Yogev(Founder)inSteve WeisYan Michalevsky(Founder)in
BoardPeter Barrett(Director)inLonne Jaffe(Director)in
Co-investorsInsight PartnersM VenturesSINEWAVE VENTURESAlpha Intelligence CapitalDCVC (Data Collective)Dorm Room+11 more
Elemy is a US pediatric behavioral health company offering tech-enabled in-home and online autism (ABA) and mental health care.
Yury Yakubchyk(Founder)Michael Ragheb(Founder)
Co-investors8VCBling CapitalFelicis VenturesGeneral CatalystPremji InvestReshape+11 more
Form Health is a medical weight loss solution that combines medical expertise with patient support to help individuals achieve weight loss and improve overall health.
Digital HealthHealthtechWellness & FitnessBoston, US
Florencia Halperin(Founder)
BoardLatif Peracha(Director)inEvan Richardson(Founder)inJuliette Bolea(Director)
Co-investorsM13NextView VenturesReal Tech CapitalWittington VenturesSound Ventures
Goody is a consumer app for sending gifts online.
Mark Bao(Founder)
Co-investorsIndex VenturesNew Enterprise Associates (NEA)ReshapeSoftbank Latin America FundGoldman SachsHPS Investment Partners, LLC+3 more
Digital experiences and games for sports and esports fans.
Burlingame, US
Ken Martin(Executive Officer, Director)Ryan Fabian(Director)inChad Hurley(Founder)Nick Swinmurn(Founder)
BoardChris Farmer(Director)inSam Englebardt(Director)in
Co-investorsAlumni VenturesAurumCastor VenturesFlucas VenturesRed Beard VenturesSoma Capital+9 more
Included is an AI-native, agentic people analytics platform that uses proprietary algorithms and a canonical data model to consolidate workforce data and surface actionable insights for HR professionals and business leaders.
AI & Machine LearningHR TechSaaSBothell, US
Laura Close(Founder)inRAGHURAM GOLLAMUDI(Executive Officer, Director)CHANDAN GOLLA(Executive Officer, Director)inChandan Golla(Founder)Raghu Gollamudi(Founder)
Co-investorsAlumni VenturesAscend Venture CapitalFlying Fish VenturesTrilogy Equity Partners
Karat provides financial products and credit solutions for creators and entrepreneurs.
Creator EconomyFintechLos Angeles, US
Will Kim(Founder)inEric Wei(Founder)inCharlie Kaplan(Founder)Eric Wei Will Kim(Founder)
Co-investorsCoatue ManagementCommerce VenturesHustle FundJustin “3LAU” BlauNotable CapitalUnion Square Ventures (USV)+12 more
MainStreet was a San Jose startup helping companies claim R&D tax credits; it was acquired by Employer.com in May 2025.
Dan Lindquist(Founder)Daniel Griffin(Founder)Doug Ludlow(Founder)
Co-investorsAlumni VenturesMoxxie VenturesRareBreed VenturesReshapeScribble VenturesShrug Capital+4 more
OneSignal provides customer engagement and messaging infrastructure that enables businesses to send personalized, omnichannel communications to their customers at scale.
AI & Machine LearningCloud ComputingDeveloper ToolsEnterprise SoftwareMarketing TechSaaSSan Francisco, US
George Deglin(Founder)inLong Vo(Founder)in
Co-investorsCoelius CapitalHemisphere Ventures LLCHubSpot VenturesNewView CapitalNimble PartnersY Combinator+10 more
PlanetScale is a database platform built on the Vitess open-source project, designed for scaling large distributed systems.
Cloud ComputingData & InfrastructureDeveloper ToolsMountain View, US
Jiten Vaidya(Founder)inJitendra Vaidya(Founder)Sam Lambert(Founder)Sugu Sougoumarane(Founder)
Co-investorsAndreessen HorowitzBoxGroupDig Ventures Management LimitedFirebolt Ventures Management Company, LlcInsight PartnersKleiner Perkins+2 more
RedCircle runs host-read podcast advertising campaigns for brands, matching them with podcasters and managing booking, delivery, reporting, and performance analysis.
AdTechCreator EconomyMedia & EntertainmentSan Francisco, US
Jeremy Lermitte(Founder)inMike Kadin(Founder)in
Co-investorsEPIC VENTURESi5investRackhouse Venture Management LpRefinery VentureBloomberg BetaMathCapital
Ro is an online healthcare platform that connects patients with licensed providers and delivers prescription treatments, including GLP-1 medications for weight loss, ED treatments, and other health goals.
Digital HealthDirect to ConsumerHealthtechSilicon Valley, US
Zachariah Reitano(Founder)inRob Schutz(Founder)inSaman Rahmanian(Founder)in
Co-investorsAmbush CapitalAnsa CapitalBlack Jays Venturesblue 9 capitalBoxGroupBY Venture Partners+32 more
Saturn Cloud provides a control-plane platform that installs on top of a GPU cloud operator's existing Kubernetes, bare metal, and hyperscaler infrastructure, turning their GPU fleet into white-labeled, token-metered AI services.
AI & Machine LearningCloud ComputingData & InfrastructureNew York, US
Michael S Metti(Executive Officer, Director)Sebastian Metti(Founder)inHugo Shi(Founder)in
Co-investorsOutsiders
Baltimore, US
Paul Palmieri(Executive Officer, Director)Christopher Farmer(Director)Haley Ulloa(Executive Officer, Director)
Finder for Teams is an AI-powered analytics platform that automatically discovers patterns in data warehouse systems and identifies business outcomes that impact KPIs.
AI & Machine LearningData & InfrastructureDeveloper ToolsEnterprise SoftwareBoulder, US
Noah Horton(Executive Officer, Director, Promoter)inTyler Willis(Executive Officer, Director, Promoter)in
BoardTimothy Young(Director)Arielle Zuckerberg(Director)Denis Barrier(Director)
Co-investorsCathay InnovationCoatue ManagementDisney AcceleratorEniac VenturesKickstart InnovationNextGen Venture Partners+2 more
Zeit Medical develops a wearable headband with AI-powered sensors that detects strokes in real time and automatically alerts emergency services, targeting patients at high risk for stroke who may be asleep or unable to call for help themselves.
HealthtechMedical DevicesSan Francisco, US
Orestis Vardoulis(Founder)inUrs Naber(Founder)in
Co-investorsCitta CapitalFoundersY CombinatorAxial VCGaingelsHike Ventures+4 more
Other
Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.
LeaseABLEGlosslab
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.




























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