BOK Financial is a venture debt provider. Based in Tulsa, Oklahoma, United States. Among the 3 companies in the known portfolio are Quassar Capital, Producers Midstream and Aaon.
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Investment focus
- Stage
- Late-StageSeed
Contacts
Who to pitch at BOK Financial
BOK Financial portfolio companies (3)
- Quassar Capital
- Producers Midstream
- Aaon
Co-investors
Funds that share portfolio companies with BOK Financial.
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About BOK Financial
The firm's known deals cluster at Late-Stage and Seed.
Rich Castleberry (Vice President) and Courtney Buntz (Investment Consultant) are listed as the contacts to pitch at BOK Financial.
Across the known portfolio, 9 co-investors appear alongside BOK Financial, including Bankers Trust, Hsbc and Tailwater Capital.
Frequently asked questions
What is BOK Financial?
BOK Financial is a venture debt provider based in Tulsa, Oklahoma, United States, with a known portfolio of 3 companies. The portfolio comes from public investment records rather than from the firm, so deals that never surfaced publicly are not in it.
What stage does BOK Financial invest at?
The known deals of BOK Financial include 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 BOK Financial?
Both people on file at BOK Financial are listed as contacts for the firm, each with their own profile page.
How do I contact BOK Financial?
Any email address on file for the firm is masked on this page and readable inside RaiseHunt after you create an account. The 2 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