FirstMark
@FirstMarkCap

Backing generational founders since 2005 🗽

 New York, NY
firstmark.com
Joined November 2009
Matt Turck
@mattturck
VC at @FirstMarkCap. Host: MAD Podcast; Organizer: Data Driven NYC, Author: MAD Landscape.
Harry Stebbings
@HarryStebbings
🎤 @twentyminutevc, 🏦 @20vcfund, @projecteurope_😇 @fuseenergy @linear @wearelegora @factoryai @lovable @airwallex @mercor_ai @workos @fomo @fireworksAI_HQ
Jason ✨👾SaaStr.Ai✨ Lemkin
@jasonlk
GET funded ➡ $200m SaaStrFund.com🦄🦄🦄🦄🦄🦄🦄 Seed/Early A AI+B2B The Agentic Life
Jenny Fielding
@jefielding
Managing Partner, @EverywhereVC investing in pre-seed founders building the future of money, health and work 🚀
Tweets from Zach Weinberg
@zachweinberg
I do healthcare & tech stuff. Founder of Curie.Bio, Flatiron Health (acq @Roche~$2b) & Invite Media (acq @Google~$81m). Invest @ OperatorPartners.com
logan bartlett
@loganbartlett
md @redpoint. vols and knicks fan
martin_casado
@martin_casado
@ a16z
Alex Konrad
@alexrkonrad
Founder and editor of @upstartsmediaco, a new tech publication focused on the startup ecosystem. Previously @Forbes senior editor. Email: tips@upstartsmedia.com
sarah guo
@saranormous
startup investor/helper, founder @conviction. interested in intelligence, accelerating progress. tech podcast: @nopriorspod
Lisa Xu
@lisamxu
Partner @thresholdvc investing in early stage startups // alum @FirstMarkCap @onepeloton @Handy @BainandCompany @Wharton
Ely Kahn
@ElyKahn
CPO Okta. x-SentinelOne. x-AWS. Co-founder of threat hunting startup, Sqrrl (acquired by AWS). x-Dir of Cybersecurity at White House
Ronit Jain
@ronitrjain
CEO @liquidcompute
Liquid Compute
@liquidcompute
Michelle Kwon
@MiSunKw
COO @RunwayML
Rillet
@RilletHQ
The AI-native ERP
Founders Explain The World
@foundersexplain
Founders Explain The World.
Gil Elbaz
@gil_elbaz_
Cofounder and CAIO @ Onyx Security, previously CTO Office @ Nvidia and CTO @ Datagen
Maxim Bar Kogan
@maximbarkogan
Co-Founder and CEO at Onyx Security. Previously VP Product & Engineering at Mixtiles. Trying to figure out twitter since 2012.
Onyx Security
@Onyx_Security
Onyx Security is the secure AI control plane trusted by leading Fortune 500 companies, bringing visibility, governance, and security to AI agent adoption.
Upstarts Media
@UpstartsMediaCo
Startup news starts here. Upstarts Media is a new tech publication focused on the startup ecosystem, founded by veteran reporter @alexrkonrad.
Henry AI
@HenryAI_cre
Underwriting, Research, Comps, Decks. Win more listings with Henry Deal.
Datadog, Inc.
@datadoghq
Datadog is the monitoring and security platform for cloud applications
Velocity
@velocityxyz_
Velocity delivers CFO-ready, stablecoin-powered infrastructure for global payments and treasury.
Eric
@Queathem
Founder & CEO @ Velocity.xyz
Gregg Mojica
@greggmojica
founder/ceo @kinter_ai | prev @ycombinator @fiserv
Damien Lewke
@abcbyDamien
Threat Hunting | MIT CSAIL | Marathoner
Nebulock
@nebulocksec
Agentic hunt-first security operations platform that understands, attributes, and stops threats before breaches become incidents.
VCs Congratulating Themselves 👏👏👏
@VCBrags
They're adding value™ And they're very proud of it. @BragsVentures
Vercel
@vercel
Agentic Infrastructure for apps and agents.
RiskReversal Media
@RiskReversal
Listen to RiskReversalPod daily in your favorite podcast store with @GuyAdami & Dan Nathan. Watch @MRKTCall daily @ 11am piped.video/@RiskReversalMed…
Arjun Dundoo
@arjundundoo
Consumer @FirstMarkCap | NYC
May Hasso
@may_hasso
Farhan Thawar
@fnthawar
FOLLOWS YOU. VP & Head of Eng @Shopify - Helpful (Acquired), Pivotal, Xtreme (Acquired), Microsoft, Trilogy, Waterloo. Everything you know is wrong! 🇨🇦/acc
Stella Kelley
@StellaDKelley
Sid Gandhi (Payy)
@sidgandhi_xyz
Stablecoins and privacy. CEO @payy_link. Prev PM @cruise, Eng @apple.
Payy
@payy_link
Payy gives businesses a way to move, store and spend stablecoins that is safe, secure and private.
Tracebit
@tracebit_com
The Assume Breach platform that detects intrusions in seconds. Also on bsky.app/profile/tracebit.bs…
Eric Newcomer
@EricNewcomer
Founder + author of Newcomer – a startups and VC newsletter & events company. Host summits, including Cerebral Valley AI Summit. Subscribe newcomer.co
Legora
@WeAreLegora
Our mission is to empower exceptional lawyers. We’re building the world’s first truly collaborative AI for legal professionals.
Ryan Sullivan
@sullivan
investing & engineering @FirstMarkCap
TBPN
@tbpn
Technology’s daily show. Hosted by @johncoogan & @jordihays. Streaming live 11a–2p PT weekdays. Sign up for our free newsletter at TBPN.com.
Vedran Jukić
@JukicVedran
Tech Lead | Co-founder and CTO @daytonaio | Building the infrastructure for AI workloads.
Daytona
@daytonaio
Daytona is a Secure and Elastic Infrastructure for Running AI-Generated Code.
Ivan Burazin
@ivanburazin
building @daytonaio
Katie Roof
@Katie_Roof
Editor at Large, @businessinsider, covering VC, IPOs. Global reporter @axelspringergrn. “Scoop athlete of the century” -@TBPN. 🇺🇸 from 🌁
VillageSQL
@VillageSQL
VillageSQL is the Innovation Platform for #MySQL. A drop-in replacement for #MySQL with extensions for the agentic AI era
USV
@usv
We invest at the edge of large markets being transformed by technological and societal pressures
Justin Rhee
@rheejust
Founder @porterdotrun
marc boroditsky
@marcboroditsky
software entrepreneur, company scaler currently CRO @nebius
Dave Wardell
@dave_wardell
soccer, history, laughs, friends, family | co-founder @gooddaysoftware | board member @foundation_43 | fmr president and cfo @chubbies | co-founder @loopreturns
Neil Zeghidour
@neilzegh
CEO @GradiumAI. Founder of @kyutai_labs. Invented neural codecs and audio LLMs. Prev. Google DeepMind/Brain, Meta, Toha Heavy Industries.
Charles Yoo-Naut (🌧️,🌧️)
@cnaut
co-founder @raincards
farooq 🌧
@rooqster
co-founder @raincards // weather system still developing
Rain
@raincards
Stablecoin-powered cards and everything needed to support them
Are Traasdahl
@aretraasdahl
CEO & Founder of Crisp Inc. Technology to reduce foodwaste. Founder of Spring Capital. Ex CEO & Founder of Tapad Inc, same for Thumbplay Inc (now iHeartRadio).
Gradium
@GradiumAI
The voice layer for agents. Real-time, accurate, natural voice APIs: TTS, STT, turn-taking & voice design. Devs: build → gradium.ai
Ashley Kramer
@ashleyekramer
Chief Revenue Officer @ ElevenLabs. Board Director. Investor.
Abhi Sivasailam
@abhi_sivasailam
Fast talker. 🌯connoisseur.
Marten Abrahamsen
@mabrahamsen
CFO of Vercel.
Akash Pasricha
@akashpasricha
Host of TITV, The Information's Daily Tech News Show
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