Peter Blum
Managing Partner at Colrain Capital LLC (Formerly Mayo Capital Partners, LLC)
Boston, Massachusetts
Peter Blum, Managing Partner at Colrain Capital LLC (Formerly Mayo Capital Partners, LLC) is an active investor based in Boston, Massachusetts. This profile covers what Peter Blum backs, at which stage, and how founders can reach out in 2026.
Peter Blum is a Founding Partner and President of Colrain Capital LLC, responsible for managing the firm's business and investment strategies.
Peter Blum invests in SaaS & Enterprise, Fintech and Artificial Intelligence, typically at Early Stage Venture and Late Stage Venture.
- Investor type
- VC
- Stages
- Early Stage VentureLate Stage Venture
- Invests in
- SaaS & EnterpriseFintechArtificial Intelligence
- Location
- Boston, Massachusetts
- Typical check
- $3.8M
How to reach Peter Blum
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Round Funded. "Peter Blum." Round Funded investor database, updated November 3, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/peter-blum
Frequently Asked Questions
Who is Peter Blum?
Peter Blum, Managing Partner at Colrain Capital LLC (Formerly Mayo Capital Partners, LLC) is an active investor based in Boston, Massachusetts. Peter Blum invests in SaaS & Enterprise, Fintech and Artificial Intelligence, typically at Early Stage Venture and Late Stage Venture.
What does Peter Blum invest in?
Peter Blum invests in SaaS & Enterprise, Fintech and Artificial Intelligence, typically at Early Stage Venture and Late Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Peter Blum invest at?
Peter Blum typically invests at Early Stage Venture and Late Stage Venture. Lead with traction that fits the stage when you reach out.
What is Peter Blum's typical check size?
Peter Blum typically writes checks around $3.8M. 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.