Investor profile
Clayton Marsh
Corporate VC, Venture debt & Vice President at Morgan Stanley Dean Witter
Clayton Marsh works as a Vice President at Morgan Stanley Dean Witter. The firm's known portfolio counts 9 companies.
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Investment focus
- Stage
- GrowthLate-Stage
Contacts
Affiliated funds' portfolios
Vice President at Morgan Stanley Dean Witter, whose known portfolio counts 9 companies
- PortalPlayer
- Fast-Chip
- Chameleon Systems
- NextNine
- Novalux
- R2 Technology
- Respond.com
- RichFX
- Netscalibur Italia
Investor Profile
Founders in the listed sectors Commerce, Consumer, FinTech and Hardware, and focus areas Automotive, Cloud Infrastructure, Communications Infrastructure and Customer Service fall inside that listing.
Morgan Stanley Dean Witter appears in Growth and Late-Stage rounds across its known deals.
What the affiliated firm has backed is the closest available signal on whether Clayton Marsh is worth approaching.
Colleagues at Morgan Stanley Dean Witter
Showing 20 of 25
Frequently asked questions
Who is Clayton Marsh?
Clayton Marsh is a corporate venture investor and venture debt investor based in New York, United States, listed as Vice President at Morgan Stanley Dean Witter. The known portfolio of that firm counts 9 companies. That portfolio belongs to the firm, not to Clayton Marsh personally.
What does Clayton Marsh invest in?
Listed sectors include Commerce, Consumer, FinTech and Hardware; listed focus areas include Automotive, Cloud Infrastructure, Communications Infrastructure and Customer Service. 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 Clayton Marsh invest at?
Morgan Stanley Dean Witter appears in Growth and Late-Stage rounds across its known deals, and Clayton Marsh is listed there as Vice President. 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 Clayton Marsh listed at?
Clayton Marsh is listed as Vice President at Morgan Stanley Dean Witter. 25 other people in the database share a firm with Clayton Marsh.
How do I contact Clayton Marsh?
An email address, a phone number and a LinkedIn page are on file for Clayton Marsh. 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