Tatum Colby, Member & Investor at Girl Math Capital is an active investor based in Los Angeles, California. This profile covers what Tatum Colby backs, at which stage, and how founders can reach out in 2026.
Tatum Colby is a Member & Investor at Girl Math Capital and works in Business Development at Genesys.
Tatum Colby invests in Artificial Intelligence, typically at Early Stage Venture.
- Investor type
- VC
- Stages
- Early Stage Venture
- Invests in
- Artificial Intelligence
- Location
- Los Angeles, California
- Typical check
- $500K
How to reach Tatum Colby
Angels and operators like Tatum Colby 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.
Reach active investors like this one
About this profile
This profile is part of Round Funded, an investor database and outreach platform for founders. It covers 60,000+ active VCs, angels, family offices and accelerators with verified contacts, lets you send pitches from your own Gmail, and includes a free Data Room for your raise. How this data is built.
Cite this page
Round Funded. "Tatum Colby." Round Funded investor database, updated November 3, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/tatum-colby
Frequently Asked Questions
Who is Tatum Colby?
Tatum Colby, Member & Investor at Girl Math Capital is an active investor based in Los Angeles, California. Tatum Colby invests in Artificial Intelligence, typically at Early Stage Venture.
What does Tatum Colby invest in?
Tatum Colby invests in Artificial Intelligence, typically at Early Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Tatum Colby invest at?
Tatum Colby typically invests at Early Stage Venture. Lead with traction that fits the stage when you reach out.
What is Tatum Colby's typical check size?
Tatum Colby 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.