FirstMark
Venture capitalNew York · Pre-Seed–Late Stage · 37 people tracked
Investment thesis
FirstMark backs exceptional founders building transformative companies, emphasizing a long-term view, extreme ownership, integrity, and reliability. Its platform accelerates portfolio founders through access to networks, customers, and top talent, and the firm invests heavily in building community and connection across its founders, operators, and the wider tech ecosystem. FirstMark positions itself as a hands-on partner from the earliest days of company-building through later milestones such as IPO.
Source: firm website, verified Aug 3, 2026.
Team · 37 people
from the firm's website & public directories
What they invest in
from 4 of 4 portfolio companiesHealthtech ×2AI & Machine Learning ×1Creator Economy ×1Developer Tools ×1Digital Health ×1E-commerce ×1Gaming ×1Social ×1
HQs:United States×3
Investments · 4 tracked
founders shown can be your intro pathBy year:2026 · 12018 · 23 dated
Parsley Health delivers evidence-based, whole-body functional medicine care through board-certified clinicians trained in functional medicine.
Digital HealthHealthtechWellness & FitnessNew York, US
Robin Berzin(Founder & CEO)
Board seatCatherine Ulrich· per SEC Form D · $12.8M raise · filed Apr 2018
Discord is a communications platform for voice, video, and text chat designed primarily for gaming communities and players.
Creator EconomyGamingSocialSan Francisco, US
Jason Citron(Founder)Stanislav Vishnevskiy(CTO)Stephen Gillett(Director)Clint Smith(Executive Officer)
BoardDavid Sze(Director)Mitch Lasky(Director)
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.
Portfolio news
latest coverage across their companiesGravie · pulse2.com · Aug 2, 2026
Discord · valueaddvc.com · Jul 15, 2026
Fund performance · per public LP disclosures · 13
as of Sep 2025| Fund | Vintage | Committed | Net IRR | TVPI | DPI |
|---|---|---|---|---|---|
| FirstMark Capital Opportunity Fund IVLPs: Teachers' Retirement System of Oklahoma | 2023 | — | — | 0.91x | 0.91x |
| FirstMark Capital VILPs: Michigan Municipal Employees' Retirement System, Teachers' Retirement System of Oklahoma | 2023 | — | — | 0.98x | 0.05x |
| FirstMark Capital Fund VLPs: Teachers' Retirement System of Oklahoma | 2020 | — | — | 1.45x | 0.09x |
| FirstMark Capital Opportunity Fund IIILPs: Teachers' Retirement System of Oklahoma | 2020 | — | — | 0.78x | 0.75x |
| FirstMark Capital Opportunity Fund IILPs: Teachers' Retirement System of Oklahoma | 2018 | — | — | 2.30x | 1.66x |
| FirstMark Capital Fund IVLPs: Teachers' Retirement System of Oklahoma | 2017 | — | — | 2.31x | 1.75x |
| Firstmark Capital Fund IIILPs: Teachers' Retirement System of Oklahoma | 2014 | — | — | 2.85x | 2.23x |
| Firstmark Capital Opportunity Fund ILPs: Teachers' Retirement System of Oklahoma | 2014 | — | — | 1.83x | 1.45x |
| Firstmark Capital Fund IILPs: Teachers' Retirement System of Oklahoma | 2011 | — | — | 1.66x | 0.89x |
| Firstmark Capital Fund ILPs: Teachers' Retirement System of Oklahoma | 2005 | — | — | 10.63x | 8.24x |
| FirstMark Capital ILPs: Michigan Municipal Employees' Retirement System, New York City Police Pension Fund | 2005 | — | 34.0% | 8.91x | 8.91x |
| FirstMark Capital I, L.P. (fka FirstMark IV)LPs: New York City Police Pension Fund, New York City Fire Department Pension Fund | 2005 | — | 32.9% | 9.02x | 0.07x |
| FirstMark Capital L.P. (fka FirstMark IV)LPs: New York City Fire Department Pension Fund | 2005 | — | 32.9% | 9.02x | 0.07x |
Source: public limited-partner disclosures (CalPERS, CalSTRS). Net IRR / TVPI / DPI as reported by the limited partner; a fund's early-year IRR is an interim estimate (J-curve).
Frequently asked questions
- What stage does FirstMark invest at?
- FirstMark invests at the Pre-Seed, Seed, Series A, Series B, Series C, Growth, Late Stage stages.
- What is FirstMark's typical check size?
- FirstMark typically writes checks of $250K – $10M.
- What sectors does FirstMark focus on?
- FirstMark focuses on AI & Machine Learning, Consumer, Data & Infrastructure, Developer Tools, E-commerce, Enterprise Software, Fintech, Gaming, Healthtech, Marketplaces, PropTech, SaaS.
- Where is FirstMark located?
- FirstMark is headquartered in New York, US.
- Does FirstMark lead rounds?
- Yes, FirstMark leads investment rounds.
Media · Podcasts & interviews
featuring the teamFirstMark Founder Rick Heitzmann: AMD's potential deal with Meta 'is concerning'
Rick Heitzmann · cnbc.com
Keynote presentation: Rick Heitzmann, FirstMark Capital - AlphaMarket 2025
Alpha Partners · Rick Heitzmann
Meta is accelerating growth but not capturing perceived value: FirstMark Capital's Rick Heitzmann
CNBC Television · Rick Heitzmann
IPO window is open and we're advising companies to go public: FirstMark Capital's Rick Heitzmann
Rick Heitzmann · cnbc.com
Firstmark's Rick Heitzmann offers his tech earnings playbook
CNBC Television · Rick Heitzmann
FirstMark Capital's Rick Heitzmann weighs in on the risk and rewards of A.I.
CNBC Television · Rick Heitzmann
Images
Co-investors · 221
Greylock Partners is a venture capital firm that backs founders at the earliest stages, often as their first investor before a product exists.
Index Ventures is a venture capital firm that backs founders across the globe, investing in the people behind ideas from early through later stages.
Benchmark is a venture capital firm with offices in San Francisco and Woodside that invests in early-stage startups.
Ridge Ventures is a focused venture capital fund that backs experienced founders building revenue-first enterprise software companies at the late seed and early Series A stages.
BITKRAFT Ventures is a global investment platform focused on gaming, interactive media, and related technologies, investing at the intersection of physical and digital worlds it calls 'Synthetic Reality.'
TCG (formerly The Chernin Group) is an investment firm that backs platforms and brands shaping culture, focused on sports, media, and content businesses with strong brand identities and loyal fan communities.
General Atlantic is a global investment firm that partners with entrepreneurs and category-leading companies, providing patient capital, operational expertise, and a global platform to support long-term growth.
White Star Capital is a global multi-stage technology investment platform that partners with founders across multiple markets to help them scale internationally from founding through exit.
TMV is an early-stage venture firm that partners with founders building companies in AI, healthcare, and maritime & logistics.
Alpha Edison is an investment firm that partners with entrepreneurs to build category-creating companies that open up new markets.
AVP is an independent global investment platform focused on high-growth technology companies, ranging from deep-tech to tech-enabled businesses, across Europe and North America.
Andreessen Horowitz's Strategic Partnerships page describes collaborations that connect its portfolio companies with established institutions to help scale and deploy their technology.
▶209 more co-investors
Sequoia CapitalGeneral CatalystGV (Google Ventures)Founders FundLightspeed Venture PartnersCraft VenturesBessemer Venture PartnersAccelKhosla VenturesTechstarsNew Enterprise Associates (NEA)Alumni VenturesRedpoint VenturesLong Journey VenturesFounder CollectiveNotable CapitalUncork CapitalInsight PartnersFelicis VenturesFJ LabsSV AngelBain Capital VenturesUnknown VenturesFirst Round CapitalUberKleiner PerkinsMenlo VenturesFoundation CapitalBoxGroupDCVC (Data Collective)Coatue ManagementSpark CapitalKrakenB Capital GroupSound VenturesIVP (Institutional Venture Partners)Norwest Venture PartnersCRV (Charles River Ventures)DST GlobalAtomicoUnion Square Ventures (USV)Great Oaks Venture CapitalCanaan PartnersTiger Global ManagementSapphire VenturesBalderton CapitalBattery VenturesEniac VenturesGradient VenturesMayfield FundPartech VenturesRRE VenturesFundersClubNextView VenturesBling CapitalGreycroftOak HC/FTSciFi VCInnovation EndeavorsForerunner VenturesSignalFireAccel-KKRMadrona Venture GroupEmergence Capital PartnersSoftBank Vision FundAdditionAmplify PartnersMeritech Capital PartnersBond Capital ManagementInovia CapitalBowery CapitalStride VCBonfire VenturesPractical Venture CapitalTodd and Rahul’s Angel FundIA VenturesSierra VenturesRevolutionTrajectory VenturesMaveronVenrockFoundryNot Boring CapitalOperator LPFlatiron HealthAtlas VentureGustoDCM VenturesGoodwater CapitalHarrison Metal2048 VenturesHanabi CapitalUpfront VenturesBAM VenturesM13Intel CapitalKortschak Investments L.P.Two Sigma VenturesAccompliceThreshold VenturesSocial StartsWGI GroupGeneral PartnershipChemistryCostanoa VenturesBetaworks Ventures Management, LlcFootworkStandard CapitalCapitalGNextGen Venture Partnersboldstart ventures23andMeKearny JacksonRenegade PartnersBrainchild HoldingsMarch Capital PartnersDigital Currency GroupComcast Ventures468 CapitalICONIQ CapitalScribble VenturesTribeca Venture PartnersViola VenturesEnergy Impact PartnersAcequia Capital (AceCap)Qualcomm VenturesVine VenturesSerena VenturesFreigeist CapitalJavelin Venture PartnersWork-BenchTorch CapitalFELIX CAPITALThe Finger GroupTusk Venture PartnersFounders' Co-opGiant Ventures Global LlpMosaic Venturesxfactor venturesCapital FactoryAccelerator VenturesJackson Square VenturesLa FamigliaCrosscut VenturesLocalGlobeMMC VenturesAltimeter Capitalfirstminute capitalMotier VenturesDawn Capital LLPMulticoin CapitalPropeller VCThird Kind Venture CapitalVast VenturesGreenoaksWhat If VenturesRadical VenturesBoost VCRubicon Venture CapitalKaszek Ventures20VCTrucks VCVisionaries ClubWormhole CapitalPeterson VenturesVersion One VenturesContour Venture PartnersG20 VenturesDefy Partnersmuru-DTRANSFORMATION CAPITALH.I.G. Growth PartnersUnderscore VCCoalition OperatorsFrontline VenturesFounders Circle CapitalKyber Knight CapitalArkitekt VenturesSchematic VenturesF2 Venture CapitalSingularStellation CapitalTeam GlobalGSR VenturesXAngeRiverPark VenturesBrewer Lane VenturesImaginary Venture CapitalDynamo VenturesSnowflake VenturesTelescope PartnersBlisceBlossom CapitalPortal VenturesAnkona CapitalNext Frontier CapitalAccess Venture PartnersHuron River VenturesVolition CapitalParkway Venture CapitalGreenPoint PartnersPeterson Venture PartnersPrehypeAphelion CapitalJUXTAPOSE VENTURESCAZ InvestmentsCE Innovation CapitalLUMA Capital Partners VentureRittenhouse Ventures
Firms observed investing alongside FirstMark, from public investor directories. Shared companies are the overlap with FirstMark's recorded portfolio.
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