FirstMark

firstmark.com ↗Activity from announced rounds

Activity in this selectionAI · Series A

An early-stage venture capital firm in New York, with recorded activity across enterprise software, infrastructure and fintech.

Investment focus

FirstMark is a New York-based early-stage venture capital firm. Its official portfolio covers areas including enterprise software, data infrastructure, fintech, healthcare and consumer technology. The firm also builds networks connecting founders with operators and the wider technology community.

Activity recorded on RoundOS

RoundOS records include Liquid Compute, Rillet, Onyx Security, Tracebit and SurrealDB. The published announcements show participation in compute-market infrastructure, accounting software, security and databases. This is a selection of recorded financings, rather than a complete account of FirstMark’s investments.

Sources
Rounds participated in
5
Confirmed lead rounds
2
3 roles undisclosed
New companies
5
First participation on record · 0 follow-on
Funding in participating rounds
$124M
5 disclosed · full round size, not this investor’s share

By stage

Series A5

By primary sector

Fintech2
AI1
Cybersecurity1
Healthtech1

By country

United States4
United Kingdom1

Rounds

5 in this selection
Baba

Coordinates healthcare for Medicare members through dedicated advocates and licensed therapists supported by specialized AI.

$40MSeries A
Lead
Fragment

Ledger, payment and reconciliation infrastructure for software and AI agents.

$12MSeries A
Lead
Tracebit

Deploys deception canaries across cloud environments to detect cyber intrusions for enterprises

$20MSeries A
Role not disclosed
SurrealDB

Cloud-native multi-model database for real-time and AI-native applications

$23MSeries A
Role not disclosed
Turnstile

Automates quote-to-cash for sales-led companies with AI

$29MSeries A
Role not disclosed