Fund One — Pre-Seed VC Firm ($50K–$250K Checks)
Fund One is a Pre-Seed venture capital firm investing in Marketplace, Consumer, Other. The firm typically writes $50K–$250K checks and has 8 portfolio companies in our records.
- Check size
- $50K–$250K
- Portfolio
- 8 companies on record
- Partners
- 1 listed
- Stage
- Pre-Seed
- Sectors
- Marketplace, Consumer, Other, AI / ML, Developer Tools
- AUM
- Not in our records
Last verified: 2026-10-11
Pre-Seed
$50K – $250K
8+ companies
1 partner
Investment Thesis
Consumer marketplace-focused investor with an early pre-seed emphasis and a small-check, high-conviction approach. Strong fit for socially driven discovery products with network effects and structured taste data.
How Fund One invests
Fund One is a vc firm. The firm invests at the Pre-Seed stage, with a focus on Marketplace, Consumer, Other, AI / ML, Developer Tools.
Fund One typically writes checks of $50K–$250K per investment.
Fund One has backed 8 companies in our records, including Mellon Optima L/S Strategy Fund, LLC (CIK 0001312483), Duality Systems, LEAP.
Partners & Team
Unknown
GP
Industry Focus
Invests In
Portfolio Companies (8)
Other
Mellon Optima L/S Strategy Fund, LLC (CIK 0001312483)
SEC Form D filing mentioning Fund One
Duality Systems
AI and advanced analytics company
LEAP
space logistics startup developing on-demand launch technology
HighGround
platform helping startups, investors, and tech companies access U.S. government markets
Bedrock Research
AI-powered global remote sensing and monitoring company
CisLunar Industries
hardware for satellite power infrastructure
Okika Devices
developer of Field Programmable Analog Array integrated circuits
Bluestaq
company aligned with ONE Funds’ target profile
- •Raising at Pre-Seed? You're squarely in their sweet spot.
- •Lead with your fit in Marketplace, Consumer, Other — the sectors they actively back.
- •Size your ask to their typical $50K – $250K check.
- •warm intro preferred
- •Address your outreach to a specific partner, such as Unknown, GP.
- •A warm introduction beats a cold email. Get matched and request an intro.
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Frequently Asked Questions
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