Brett deMarrais is an angel investor and operator angel based in Detroit, Michigan, United States. The known portfolio counts 6 companies: Density, Catio, Deepgram, Notarize, Paperspace and Honey.
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Investment focus
Contacts
Brett deMarrais portfolio companies (6)
- Density
- Catio
- Deepgram
- Notarize
- Paperspace
- Honey
Affiliated funds' portfolios
Partner at Ludlow Ventures, whose known portfolio counts 16 companies
- Artemis
- Wabi
- Gumloop
- Keebler Health
- ZeroMark
- Tildei
- Row Zero
- Boulevard
- Channel3
- Purchaser
- The Compression Company
- ZeroClick
- and 4 more
Investor Profile
The known portfolio sits in sectors Commerce, Consumer, FinTech and SaaS, and focus areas Big Data, Developer Tools, Enterprise SaaS and Lending.
Brett deMarrais appears in Pre-Seed, Seed and Series A rounds across the known deals.
The portfolio and focus above give founders context on whether Brett deMarrais matches their raise.
Colleagues at Ludlow Ventures
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Frequently asked questions
Who is Brett deMarrais?
Brett deMarrais is an angel investor and operator angel based in Detroit, Michigan, United States with 6 known investments on file, among them Density, Catio and Deepgram. The sections above list the sectors, stages and firms attached to that record.
What does Brett deMarrais invest in?
Listed sectors include Commerce, Consumer, FinTech and SaaS; listed focus areas include Big Data, Developer Tools, Enterprise SaaS and Lending. Those tags come from the companies attached to this profile, so they read as a record of what has been backed rather than a stated preference for what comes next.
What stage does Brett deMarrais invest at?
The known deals of Brett deMarrais include Pre-Seed, Seed and Series A rounds. Stage is the strongest single filter when you build a target list: an investor with no record at your stage rarely starts with you.
Which firm is Brett deMarrais listed at?
Brett deMarrais is listed as Partner at Ludlow Ventures. 2 other people in the database share a firm with Brett deMarrais.
How do I contact Brett deMarrais?
An email address and a LinkedIn page are on file for Brett deMarrais. The address stays masked on this page and is readable inside RaiseHunt after you create an account. The database holds no phone number for this profile.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal