Investor profile
Douglas Sylvester
Venture capital & General Partner & Managing Director at Xcellerant Ventures, Co-Founder at Jetstream Venture Fund
Douglas Sylvester works as a General Partner & Managing Director at Xcellerant Ventures. The firm's known portfolio counts 4 companies.
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Investment focus
- Sector
- ClimateHealthcare
- Focus
- BiotechCarbonClean EnergyClinical-Stage FocusDiagnosticsDrug DiscoveryGenomicsMedTechMedical Devices
Contacts
Affiliated funds' portfolios
General Partner & Managing Director at Xcellerant Ventures, whose known portfolio counts 4 companies
- Lenoss Medical
- DeepLook Medical
- TruLite Health
- CRISPRQC
Co-Founder at Jetstream Venture Fund, whose known portfolio counts 3 companies
- Surf Therapeutics
- Hill Research
- Carbogenesis
Investor Profile
Founders in the listed sectors Climate and Healthcare, and focus areas Biotech, Carbon, Clean Energy and Clinical-Stage Focus fall inside that listing.
Stage-wise, the deals at Xcellerant Ventures cluster around Late-Stage, Seed and Series A rounds.
What the affiliated firm has backed is the closest available signal on whether Douglas Sylvester is worth approaching.
Colleagues
Frequently asked questions
Who is Douglas Sylvester?
Douglas Sylvester is a venture capital investor based in Phoenix, Arizona, United States, listed as General Partner & Managing Director at Xcellerant Ventures. The known portfolio of that firm counts 4 companies. That portfolio belongs to the firm, not to Douglas Sylvester personally.
What does Douglas Sylvester invest in?
Listed sectors include Climate and Healthcare; listed focus areas include Biotech, Carbon, Clean Energy and Clinical-Stage Focus. Those tags come from the portfolios of the firms this profile is attached to, so they read as a record of what has been backed rather than a stated preference for what comes next.
What stage does Douglas Sylvester invest at?
Xcellerant Ventures appears in Late-Stage, Seed and Series A rounds across its known deals, and Douglas Sylvester is listed there as General Partner & Managing Director. 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 Douglas Sylvester listed at?
Douglas Sylvester is listed as General Partner & Managing Director at Xcellerant Ventures. 3 other people in the database share a firm with Douglas Sylvester.
How do I contact Douglas Sylvester?
An email address and a LinkedIn page are on file for Douglas Sylvester. 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