Dan Holbrook, Co Managing Partner at Graviton Capital is an active investor based in Oceanside, California. This profile covers what Dan Holbrook backs, at which stage, and how founders can reach out in 2026.
Dan Holbrook is a Co-Managing Partner at Graviton Capital with over 35 years of experience in real estate, construction, and finance.
Dan Holbrook invests in PropTech & Real Estate, SaaS & Enterprise and Fintech, typically at Seed, Series A and Early Stage Venture.
- Investor type
- VC
- Stages
- SeedSeries AEarly Stage Venture
- Invests in
- PropTech & Real EstateSaaS & EnterpriseFintech
- Location
- Oceanside, California
- Typical check
- $500K
How to reach Dan Holbrook
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Round Funded. "Dan Holbrook." Round Funded investor database, updated November 3, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/dan-holbrook
Frequently Asked Questions
Who is Dan Holbrook?
Dan Holbrook, Co Managing Partner at Graviton Capital is an active investor based in Oceanside, California. Dan Holbrook invests in PropTech & Real Estate, SaaS & Enterprise and Fintech, typically at Seed, Series A and Early Stage Venture.
What does Dan Holbrook invest in?
Dan Holbrook invests in PropTech & Real Estate, SaaS & Enterprise and Fintech, typically at Seed, Series A and Early Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Dan Holbrook invest at?
Dan Holbrook typically invests at Seed, Series A and Early Stage Venture. Lead with traction that fits the stage when you reach out.
What is Dan Holbrook's typical check size?
Dan Holbrook typically writes checks around $500K. Use it as a signal for whether your raise fits their stage.
How do founders reach investors like this?
Round Funded lists active investors with verified, professional contact details for signed-up founders. Filter by sector, stage and location, then send a personalized pitch from your own inbox.
What is Round Funded?
Round Funded is an investor database and outreach platform for startup founders. It lists 60,000+ active investors with verified contacts, filtered to recent investment activity, and lets founders send personalized pitches from their own Gmail, track replies, and share a free Data Room. Round+ starts at $99 per month with a 3-day trial.