HF

HF0 — Pre-Seed & Seed VC Firm ($100K–$500K Checks)

VC
San Francisco, CaliforniaWebsite

HF0 is a Pre-Seed, Seed venture capital firm based in San Francisco, California investing in AI / ML, Other, Enterprise. The firm typically writes $100K–$500K checks and has 6 portfolio companies in our records.

Check size
$100K–$500K
Portfolio
6 companies on record
Partners
6 listed
AUM
$2.5B
Stage
Pre-Seed, Seed
Sectors
AI / ML, Other, Enterprise, Developer Tools, Fintech, SaaS
HQ
San Francisco, California
How to approach: cold outreach ok
Stage

Pre-Seed, Seed

Check Size

$100K – $500K

AUM

$2.5B

Portfolio

6+ companies

Team

6 partners

Investor activity
Investments in last 12 months: 0

Investment Thesis

HF0 is an emerging founder-community-backed investor with exposure to breakout AI startups. Its participation in a large voice AI seed round signals strong alignment with the broader category, though check sizes are typically smaller than the startup's target.

How HF0 invests

HF0 is a vc firm based in San Francisco, California. The firm invests at the Pre-Seed, Seed stages, with a focus on AI / ML, Other, Enterprise, Developer Tools, Fintech.

HF0 typically writes checks of $100K–$500K per investment, backed by approximately $2.5B in assets under management. Our records include 5 funds raised by the firm.

HF0 has backed 6 companies in our records, including Flashnet, Sapien, Fish Audio.

Partners & Team

DF

Dave Fontenot

Founder

RS

Rachel Silverman

Director

CH

Chris Hollenbeck

Chief Financial Officer

HS

Harry Stebbings

Founder

AI
Seed
HM

Heather Mahoney

Director of Operations

BF

Brianna Foley

Executive Assistant

Industry Focus

Invests In

AI / ML
Other
Enterprise
Developer Tools
Fintech
SaaS

Funds

Fund V

$1.0B2022
investing

Fund IV

$1.0B2018
closed

Fund III

$500M2014
closed

Fund II

$1.0B2010
closed

Fund I

$1.0B2006
closed

Portfolio Companies (6)

Other

FL

Flashnet

crypto / blockchain infrastructure·Seed

Bitcoin / crypto infrastructure company

SA

Sapien

AI / data·Seed

AI / data and gaming company

FI

Fish Audio

AI / audio·Seed

AI voice generation / audio model company

CR

Crossmint

fintech / crypto infrastructure·not confirmed

developer platform for payments / Web3 infrastructure

BO

Boardy

AI / productivity software·Pre-seed

AI networking / recruiting assistant

MA

Manifest

AI / enterprise software·Seed

AI product / workflow company

How to pitch HF0
  • •Raising at Pre-Seed, Seed? You're squarely in their sweet spot.
  • •Lead with your fit in AI / ML, Other, Enterprise — the sectors they actively back.
  • •Size your ask to their typical $100K – $500K check.
  • •cold outreach ok
  • •Address your outreach to a specific partner, such as Dave Fontenot, Founder.
  • •A warm introduction beats a cold email. Get matched and request an intro.

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