Frank Castellucci
General Counsel at Atlas Venture
Arlington, Massachusetts
Frank Castellucci, General Counsel at Atlas Venture is an active investor based in Arlington, Massachusetts. This profile covers what Frank Castellucci backs, at which stage, and how founders can reach out in 2026.
- Investor type
- AngelVCPE
- Stages
- SeedEarly Stage VentureSeries ASeries BLate Stage Venture
- Location
- Arlington, Massachusetts
- Typical check
- $1M
How to reach Frank Castellucci
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About this profile
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Round Funded. "Frank Castellucci." Round Funded investor database, updated September 27, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/frank-castellucci
Frequently Asked Questions
Who is Frank Castellucci?
Frank Castellucci is an active investor, General Counsel at Atlas Venture. Round Funded tracks their focus and activity alongside thousands of investors.
What stage does Frank Castellucci invest at?
Frank Castellucci typically invests at Seed, Early Stage Venture, Series A and Series B. Lead with traction that fits the stage when you reach out.
What is Frank Castellucci's typical check size?
Frank Castellucci typically writes checks around $1M. 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.