Colin Preston, Angel Investor at Carbon Cell is an active investor based in Denver, United States. This profile covers what Colin Preston backs, at which stage, and how founders can reach out in 2026.
Colin Preston is an angel investor, board member, and advisor in climate-related startups and scale-ups, with a background in financial services and sustainability.
Colin Preston invests in Climate & Energy, typically at Seed and Series A.
- Investor type
- Angel
- Stages
- SeedSeries A
- Invests in
- Climate & Energy
- Location
- Denver, United States
- Typical check
- $625K
How to reach Colin Preston
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Round Funded. "Colin Preston." Round Funded investor database, updated November 3, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/colin-preston
Frequently Asked Questions
Who is Colin Preston?
Colin Preston, Angel Investor at Carbon Cell is an active investor based in Denver, United States. Colin Preston invests in Climate & Energy, typically at Seed and Series A.
What does Colin Preston invest in?
Colin Preston invests in Climate & Energy, typically at Seed and Series A. Match your sector and stage, then reach out with a personalized pitch.
What stage does Colin Preston invest at?
Colin Preston typically invests at Seed and Series A. Lead with traction that fits the stage when you reach out.
What is Colin Preston's typical check size?
Colin Preston typically writes checks around $625K. 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.