PS Capital Partners is a private equity firm. Based in Milwaukee, Wisconsin, United States. The known portfolio counts 9 companies, including Carta, Aventail, WiseBear.com, NxtWave Communications, CM Global and Interactive Video Technologies.
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Investment focus
Contacts
Who to pitch at PS Capital Partners
PS Capital Partners portfolio companies (9)
- Carta
- Aventail
- WiseBear.com
- NxtWave Communications
- CM Global
- Interactive Video Technologies
- JTS Direct
- Pax Holdings LLC
- Softcom
Co-investors
Funds that share portfolio companies with PS Capital Partners.
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About PS Capital Partners
The firm's listing covers sectors FinTech, Hardware and SaaS, and focus areas Cloud Infrastructure, Developer Tools, Enterprise SaaS and IoT; known deals cluster at Growth, Late-Stage and Seed.
The contacts to approach at PS Capital Partners are Paul Stewart (Co-Founder), Paul Sweeney (Owner) and Michael Mack (Principal).
PS Capital Partners shares portfolio companies with 12 other investment firms, among them Tomales Bay Capital, VERISIGN and Next Legacy Partners.
Frequently asked questions
What is PS Capital Partners?
PS Capital Partners is a private equity firm based in Milwaukee, Wisconsin, United States, with a known portfolio of 9 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 PS Capital Partners invest in?
Listed sectors include FinTech, Hardware and SaaS; listed focus areas include Cloud Infrastructure, Developer Tools, Enterprise SaaS and IoT. 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 PS Capital Partners invest at?
The known deals of PS Capital Partners include Growth, Late-Stage and Seed 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 PS Capital Partners?
All 3 people on file at PS Capital Partners are listed as contacts for the firm, each with their own profile page.
How do I contact PS Capital Partners?
Any email address on file for the firm is masked on this page and readable inside RaiseHunt after you create an account. The 3 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