Don Carlson
Founder & Managing Member at Boulder Ventures LLC
Jamestown, Rhode Island
Don Carlson, Founder & Managing Member at Boulder Ventures LLC is an active investor based in Jamestown, Rhode Island. This profile covers what Don Carlson backs, at which stage, and how founders can reach out in 2026.
Don Carlson is the Founder & Managing Member of Boulder Ventures LLC, an early-stage investor in sustainable businesses.
Don Carlson invests in Climate & Energy, typically at Seed, Series A and Early Stage Venture.
- Investor type
- VC
- Stages
- SeedSeries AEarly Stage Venture
- Invests in
- Climate & Energy
- Location
- Jamestown, Rhode Island
- Typical check
- $500K
How to reach Don Carlson
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About this profile
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Cite this page
Round Funded. "Don Carlson." Round Funded investor database, updated November 2, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/don-carlson
Frequently Asked Questions
Who is Don Carlson?
Don Carlson, Founder & Managing Member at Boulder Ventures LLC is an active investor based in Jamestown, Rhode Island. Don Carlson invests in Climate & Energy, typically at Seed, Series A and Early Stage Venture.
What does Don Carlson invest in?
Don Carlson invests in Climate & Energy, typically at Seed, Series A and Early Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Don Carlson invest at?
Don Carlson typically invests at Seed, Series A and Early Stage Venture. Lead with traction that fits the stage when you reach out.
What is Don Carlson's typical check size?
Don Carlson 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.