Fortistar is a private equity firm. Team members are concentrated in White Plains, New York, United States. Among the 7 companies in the known portfolio are Skyryse, RISE Robotics, Nanoramic Laboratories, Vestaron, Ambri and Titan Advanced Energy Solutions.
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Investment focus
- Stage
- Late-Stage
Who to pitch at Fortistar
Fortistar portfolio companies (7)
- Skyryse
- RISE Robotics
- Nanoramic Laboratories
- Vestaron
- Ambri
- Titan Advanced Energy Solutions
- Breakthrough Technologies
Co-investors
Funds that share portfolio companies with Fortistar.
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About Fortistar
The firm's listing covers sectors Climate, Hardware and Healthcare, and focus areas Aerospace, AgriTech, Asset Management and Automotive; known deals cluster at Late-Stage.
The team counts 4 people in our database. Lee Duis (Senior Vice President), Duncan Bourgoin (Senior Vice President - M&A) and Vivek Sunderam Agastya (Vice President) are shown as the contacts to pitch.
Across the known portfolio, 20 co-investors appear alongside Fortistar, including GM Ventures, Baron Capital and Continental Grain Company.
Frequently asked questions
What is Fortistar?
Fortistar is a private equity firm whose team is concentrated in White Plains, New York, United States, with a known portfolio of 7 companies. The portfolio comes from public investment records rather than from the firm, so deals that never surfaced publicly are not in it.
What does Fortistar invest in?
Listed sectors include Climate, Hardware and Healthcare; listed focus areas include Aerospace, AgriTech, Asset Management and Automotive. Those tags come from the portfolio attached to the firm, so they describe what has been backed rather than a stated mandate for what comes next.
What stage does Fortistar invest at?
The known deals of Fortistar include Late-Stage rounds. Check that against your own round before reaching out: stage mismatch is the most common reason a well matched sector still goes nowhere.
Who should I pitch at Fortistar?
3 of the 4 people on file at Fortistar are listed as contacts for the firm. All 4 have their own profile page.
How do I contact Fortistar?
Any email address on file for the firm is masked on this page and readable inside RaiseHunt after you create an account. The 4 people attached to the firm have their own pages, each showing whether an address is on file for them.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal