Garrett Gilbertson
Founder & Managing Partner at SUM Ventures
Hermosa Beach, California
Garrett Gilbertson, Founder & Managing Partner at SUM Ventures is an active investor based in Hermosa Beach, California. This profile covers what Garrett Gilbertson backs, at which stage, and how founders can reach out in 2026.
- Investor type
- VCPEOperator
- Stages
- Early Stage VenturePre SeedSeed
- Invests in
- FintechArtificial IntelligencePropTech & Real EstateRobotics & Automation
- Location
- Hermosa Beach, California
- Typical check
- $250K
- Past investments
- 7
Notable investments
DressX
United States Air ForceIrrigreenBRIUS®VerifirMechanodonticsHow to reach Garrett Gilbertson
Angels and operators like Garrett Gilbertson reply to specific, personalized notes that show real traction, not mass blasts. Build a verified list, write a note that fits their thesis, and track replies, all on Round Funded Accelerator.
Connect with Garrett Gilbertson
Frequently Asked Questions
What does Garrett Gilbertson invest in?
Garrett Gilbertson invests in Fintech, Artificial Intelligence, PropTech & Real Estate and Robotics & Automation, typically at Early Stage Venture, Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.
What stage does Garrett Gilbertson invest at?
Garrett Gilbertson typically invests at Early Stage Venture, Pre Seed and Seed. Lead with traction that fits the stage when you reach out.
What is Garrett Gilbertson's typical check size?
Garrett Gilbertson typically writes checks around $250K. Use it as a signal for whether your raise fits their stage.
How do I contact Garrett Gilbertson?
Unlock Garrett Gilbertson's verified email on Round Funded Accelerator and send a personalized pitch. We surface only deliverable contacts so your outreach lands.