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B37 is a San Francisco-based venture capital firm that focuses on early-stage technology startups in sectors such as Enterprise SaaS, Planetary Health, Logistics & Transportation, Data, Finance, and Engineered Biology. Their strategy involves leveraging a proprietary platform to connect startups with global corporations for product-market fit validation, accelerated go-to-market, and enterprise-scale growth.
Their most common stage is series-b (45% of deals). Average disclosed round size is $42.6M (across 11 rounds with reported amounts).
Portfolio
11
Fund Size
$130M
Top Stage
Series B
Last 12 Mo
0
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
11 investments
| Company | Round | Amount | Date |
|---|---|---|---|
 Tessell | Series B | $60M | Apr 2025 |
 Oobli | Series B | $18M | Feb 2025 |
 Biosphere | Seed | $8.8M | Jan 2025 |
 Ansa | Series A | $14M | Apr 2024 |
 Metaplane | Series A | $13.8M | Mar 2024 |
 Outrider | Series C | $73M | Jan 2023 |
 Joywell Foods | Series B | $25M | May 2022 |
 Dexterity | Series B | $140M | Oct 2021 |
| Dexterity | Series B | $56.2M | Jul 2020 |
 Parsable | Series C | $40M | May 2018 |
| Ansa | Unknown | $19.6M | — |
Top Co-Investors
Lightspeed Venture Partners4 shared
Khosla Ventures3 shared
Bain Capital Ventures2 shared
Box Group2 shared
Piva2 shared
Kleiner Perkins2 shared
Obvious Ventures2 shared
Presidio Ventures2 shared
Lever VC1 shared
Renegade Partners1 shared
Wischoff Ventures1 shared
WestBridge Capital1 shared
Lowercarbon Capital1 shared
VXI Capital1 shared
Founders Fund1 shared
GS Futures1 shared
Caffeinated Capital1 shared
Future Fund1 shared
Airbus Ventures1 shared
Felicis Ventures1 shared
Last updated: 16 April 2026