Theo Schlossnagle is an angel investor and operator angel based in Columbia, Maryland, United States with 3 known investments: Snyk, Backtrace and African Women Entrepreneurship Cooperative.
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Investment focus
- Stage
- Seed
Contacts
Theo Schlossnagle portfolio companies (3)
- Snyk
- Backtrace
- African Women Entrepreneurship Cooperative
Affiliated funds' portfolios
Tech Partner at Rally Ventures, whose known portfolio counts 14 companies
- AutoGraph
- Captur
- 401GO
- Backer
- Ottometric
- Oxide Computer Company
- Epoch
- LogShare
- VanishID
- Vertical Insure
- Blank Metal
- OTTO SPORT AI
- and 2 more
Investor Profile
The listing covers sectors Consumer, FinTech, Healthcare and SaaS, and focus areas Analytics, Big Data, Cloud Infrastructure and Cybersecurity. Startups operating in these areas may find Theo Schlossnagle relevant.
Theo Schlossnagle appears in Seed rounds across the known deals.
Reviewing the investment history helps decide whether there is a realistic fit before reaching out.
Colleagues at Rally Ventures
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Frequently asked questions
Who is Theo Schlossnagle?
Theo Schlossnagle is an angel investor and operator angel based in Columbia, Maryland, United States with 3 known investments on file, among them Snyk, Backtrace and African Women Entrepreneurship Cooperative. The sections above list the sectors, stages and firms attached to that record.
What does Theo Schlossnagle invest in?
Listed sectors include Consumer, FinTech, Healthcare and SaaS; listed focus areas include Analytics, Big Data, Cloud Infrastructure and Cybersecurity. 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 Theo Schlossnagle invest at?
The known deals of Theo Schlossnagle include Seed 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 Theo Schlossnagle listed at?
Theo Schlossnagle is listed as Tech Partner at Rally Ventures. 8 other people in the database share a firm with Theo Schlossnagle.
How do I contact Theo Schlossnagle?
An email address, a phone number and a LinkedIn page are on file for Theo Schlossnagle. The address stays masked on this page and is readable inside RaiseHunt after you create an account.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal