SignalFire — Seed VC Firm ($1.0M–$8.0M Checks)
SignalFire is a Seed venture capital firm based in San Francisco, United States investing in SaaS, AI / ML, Developer Tools. The firm typically writes $1.0M–$8.0M checks and has 6 portfolio companies in our records.
- Check size
- $1.0M–$8.0M
- Portfolio
- 6 companies on record
- Partners
- 10 listed
- AUM
- $3B
- Stage
- Seed
- Sectors
- SaaS, AI / ML, Developer Tools
- HQ
- San Francisco, United States
Last verified: 2026-09-18
Seed
$1.0M – $8.0M
$3.0B
6+ companies
10 partners
Investment Thesis
SignalFire invests from pre-seed through Series B in applied AI, enterprise software verticals such as fintech, health & PharmaTech, cybersecurity, developer tools, and enterprise AI, focusing on early-stage founders building defensible, scalable companies and providing them operational support via its proprietary AI platform Beacon.
How SignalFire invests
SignalFire is a vc firm based in San Francisco, United States. The firm invests at the Seed stage, with a focus on SaaS, AI / ML, Developer Tools.
SignalFire typically writes checks of $1.0M–$8.0M per investment, backed by approximately $3B in assets under management.
SignalFire has backed 6 companies in our records, including Grammarly, Flock Safety, Ro.
Partners & Team
Industry Focus
Invests In
Portfolio Companies (6)
Other
Grammarly
Flock Safety
Ro
Beacon AI
Solid
Solace
- •Raising at Seed? You're squarely in their sweet spot.
- •Lead with your fit in SaaS, AI / ML, Developer Tools — the sectors they actively back.
- •Size your ask to their typical $1.0M – $8.0M check.
- •Address your outreach to a specific partner, such as Mitchell Yee, Director of Events.
- •A warm introduction beats a cold email. Get matched and request an intro.
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