FirstMark Capital
New York early-stage venture firm founded in 2008 with $2B+ AUM, backing enterprise software, fintech, and consumer internet. Known for community programs including Data Driven NYC and portfolio support beyond capital.
Typical check size
$1M-$10M (stage-based estimate)
Founded
2008
Headquarters
New York, NY
AUM
$2B+
Rounds they lead
Seed
Series A
Series B+
Rounds they invest
Pre-Seed
Seed
Series A
Series B+
Portfolio companies we track
Startups in our directory that list FirstMark Capital as an investor (3 total).
Related investment articles
FAQs about FirstMark Capital
Stage fit, check size, thesis, and how founders typically approach this firm — based on public sources and our directory.
Per our directory, FirstMark Capital leads seed through Series B+ and participates from pre-seed. The firm is a multi-stage NYC generalist, often anchoring Series A rounds in enterprise and consumer categories.
FirstMark does not publish a fixed check range. Our directory lists $2B+ AUM; our NYC rankings guide cites roughly ~$1B in recent fund context with flexible checks from seed through growth based on stage and ownership targets.
FirstMark Capital is headquartered in New York City. While NYC-rooted, it invests across North America and select global companies in enterprise software, fintech, and consumer internet.
Our directory tags generalist-tech. FirstMark publicly focuses on SaaS, fintech, consumer internet, and marketplaces—plus community-driven sourcing through events like Data Driven NYC and CTO Summit.
FirstMark commonly leads or co-leads seed and Series A rounds. It participates in later growth rounds for breakout portfolio companies such as Pinterest and Shopify rather than acting solely as a passive follower.
Startups in our directory with FirstMark Capital listed include Function Health (/startup/function-health), Crossbeam (/startup/crossbeam), and ActionIQ (/startup/actioniq).
Founders can reach the team through firstmark.com. FirstMark's community events and founder network are real sourcing channels; warm intros from portfolio founders or NYC operators help. We do not list partner inboxes.
See our FirstMark community enterprise consumer guide (nyc-firstmark-capital-community-enterprise-consumer) and NYC top VC rankings (nyc-top-15-vc-firms-2026-aum-rankings). Our Series A data and seed fundraising guides also cite FirstMark.