Stillmark is the first Bitcoin-focused venture capital firm, founded in 2019 and based in Los Angeles. It invests in, advocates for, and supports early-stage entrepreneurs whose products and technologies advance Bitcoin's core principles, typically committing between $250,000 and $3,000,000 in initial capital.
They made 3 investments in the last 12 months. Their most common stage is seed (50% of deals). Average disclosed round size is $17.0M (across 9 rounds with reported amounts).
Portfolio
11
Fund Size
—
Top Stage
Seed
Last 12 Mo
3
Team
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
14 investments
| Company | Round | Amount | Date |
|---|---|---|---|
 Bitstack | Series A | $15M | Dec 2025 |
 Bitstack | Series A | — | Dec 2025 |
 Meanwhile | Series B | — | Oct 2025 |
| Bitstack | Series A | $15M | Jan 2024 |
| Bitstack | Unknown | — | Jan 2024 |
 Voltage | Seed | $6M | Jan 2022 |
 Gridless | Seed | $2M | Jan 2022 |
| IIbex Mercado | Seed | $4M | Jan 2022 |
 Casa | Series A | $21M | — |
| Meanwhile | Series A | $82M | — |
 Amboss | Seed | $4M | — |
| Ppnkfrg studios | Seed | — | — |
| SSatoshi Energy | Seed | — | — |
 AMBOSS | Seed | $4M | — |
Top Co-Investors
Plug and Play Tech Center5 shared
Serena4 shared
Y Combinator4 shared
AG2R LA MONDIALE3 shared
13books Capital3 shared
Pantera Capital2 shared
Apollo Global Management, Inc.2 shared
Bain Capital Crypto2 shared
Valor Equity Partners2 shared
Draper Associates2 shared
Trammell Venture Partners1 shared
Scale Venture Partners1 shared
GV1 shared
Strategic Cyber Ventures1 shared
Craft Ventures1 shared
NAP1 shared
Fuel Ventures1 shared
Ulu Ventures1 shared
Bain Capital Ventures1 shared
Last updated: 20 October 2026