K2 Access Fund is a US-based co-investment venture fund focused on early-stage startups from Seed to Series C, investing alongside Tier-1 venture firms. It provides hands-on support with product-market fit and customer acceleration across high-growth sectors including AI, cybersecurity, cloud, and healthcare.
Their most common stage is seed (67% of deals). Average disclosed round size is $12.5M (across 10 rounds with reported amounts).
Portfolio
12
Fund Size
—
Top Stage
Seed
Last 12 Mo
0
Team
JG
Jack Greenfield
Managing Director
MD
Marah Dudenhoeffer
Principal
MC
Matthew Climan
Principal
CG
Clark Golestani
Investment Committee Member
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
12 investments
| Company | Round | Amount | Date |
|---|---|---|---|
| CCoworker.ai | Pre-Seed | $13M | May 2025 |
 CoWorker | Seed | $13M | May 2025 |
 Cyrus | Seed | — | Apr 2025 |
 AuthMind | Seed | $8.5M | Apr 2025 |
 Corvic | Seed | $12M | Apr 2025 |
| CCorvic AI | Seed | $12M | Apr 2025 |
 GetReal | Series A | $17.5M | Mar 2025 |
 GetReal Security | Series A | $17.5M | Jan 2025 |
| AAuthMind Inc | Seed | $19.3M | Jan 2025 |
 ANELLO Photonics | Series B | — | Nov 2024 |
 PerfectScale | Seed | $7.1M | Jan 2023 |
 Toposware | Seed | $5M | — |
Top Co-Investors
Ballistic Ventures5 shared
Triatomic Capital3 shared
Evolution Equity Partners3 shared
In-Q-Tel3 shared
Cheyenne Ventures3 shared
Silver Buckshot Ventures3 shared
Black Opal Ventures3 shared
Operator Collective2 shared
Abstract Ventures2 shared
Forgepoint Capital2 shared
Capital One Ventures2 shared
Cisco Investments2 shared
Atlantic Bridge2 shared
M Ventures2 shared
Lam Capital2 shared
Foothill Ventures2 shared
IBM Ventures2 shared
Eniac Ventures1 shared
LDV Capital1 shared
Robert Bosch Venture Capital1 shared
Last updated: 8 September 2026