GSBackers is a San Francisco-based venture capital firm formed by over 2,000 alumni from the Stanford Graduate School of Business (GSB). It invests $1-10M+ per company across early and growth-stage technology startups.
Deal activity increased 67% year-over-year (5 deals in the last 12 months). Average disclosed round size is $60.4M (across 23 rounds with reported amounts).
Portfolio
20
Fund Size
—
Top Stage
Series A
Last 12 Mo
5
Team
MR
Martin Rudigier
Managing Partner
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
26 investments
| Company | Round | Amount | Date |
|---|---|---|---|
 Ultralight | Seed | $9.3M | Apr 2026 |
 Hermeus | Series C | — | Apr 2026 |
 Corgi | Series D | $108M | Jan 2026 |
 Cambium | Series B | $100M | Jan 2026 |
| CCambium Biomaterials | Series B | $100M | Jan 2026 |
 Corgi Insurance | Series B | $106M | Jan 2026 |
| Corgi | Series B | $160M | Jan 2026 |
| CCOFR | Unknown | $204K | Jan 2026 |
 Ultralight | Seed | $9.3M | Jan 2026 |
 Realta Fusion | Series A | $36M | May 2025 |
 Auradine | Series C | $153M | Apr 2025 |
 Loft Orbital | Series C | — | Jan 2025 |
 Suger | Series A | $15M | Jan 2025 |
 Leland | Series A | $12M | Jan 2025 |
 Apex | Series B | $95M | Jun 2024 |
| Apex | Series C | $95M | Jun 2024 |
| SSafi Analytics PBC | Unknown | $31M | Jan 2024 |
| Cambium | Series A | $19M | Dec 2023 |
 Luxury Presence | Series C | $22M | Jan 2023 |
 Fourier | Series A | $18.5M | — |
| Hermeus | Series C | $100M | — |
| CCorgi Insurance Services, Inc. | Series B | $106M | — |
| CCambium Biomaterials | Series A | $19M | — |
 Picogrid | Series A | $45M | — |
 Guidewheel | Growth | — | — |
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Top Co-Investors
Alumni Ventures8 shared
8VC6 shared
Y Combinator6 shared
SV Angel5 shared
Contrary5 shared
MVP Ventures4 shared
Gaingels4 shared
Veteran Ventures Capital4 shared
Founders Fund4 shared
TCV4 shared
Seven Stars4 shared
Nordstar4 shared
Quadri Ventures4 shared
Kindred Ventures4 shared
Khosla Ventures3 shared
Jackson Moses3 shared
OurCrowd3 shared
Alpha Square Group3 shared
Hexa3 shared
Repeat Ventures3 shared
Last updated: 20 October 2026