ClearSky is a private equity firm and venture capital firm. Based in West Palm Beach, Florida, United States. Known portfolio companies include XGS Energy, Guardz, EdgeQ, Human Security, Ubicquia and Mitiga, 8 companies in all.
Is ClearSky a fit for your startup?
Paste your website. AI checks the fit and scores every other investor too.
Investment focus
Who to pitch at ClearSky
ClearSky portfolio companies (8)
- XGS Energy
- Guardz
- EdgeQ
- Human Security
- Ubicquia
- Mitiga
- Revelstoke
- RenewWest
Co-investors
Funds that share portfolio companies with ClearSky.
Similar funds
Showing 20 of 100
About ClearSky
The firm's listing covers sectors AI, Climate, FinTech and Hardware, and focus areas Analytics, Clean Energy, Clean and Renewable Energy and Cloud Infrastructure; known deals cluster at Growth, Seed and Series A.
The team counts 4 people in our database. Bob Rauch (Partner) and Kalpana Siva (Senior Associate / Vice President) are shown as the contacts to pitch.
ClearSky shares portfolio companies with 20 other investment firms, among them Lumir Ventures, Flint Capital and Climate Innovation Capital.
Frequently asked questions
What is ClearSky?
ClearSky is a private equity firm and venture capital firm based in West Palm Beach, Florida, United States, with a known portfolio of 8 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 ClearSky invest in?
Listed sectors include AI, Climate, FinTech and Hardware; listed focus areas include Analytics, Clean Energy, Clean and Renewable Energy and Cloud Infrastructure. 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 ClearSky invest at?
The known deals of ClearSky include Growth, Seed and Series A 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 ClearSky?
2 of the 4 people on file at ClearSky are listed as contacts for the firm. All 4 have their own profile page.
How do I contact ClearSky?
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.
Skip the browsing. Let AI find your ideal investors in one minute.
Paste your startup website and AI picks your best-fit investors out of 135,000+ profiles.
Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal