CIRCA Scientific
Englewood, US · Delaware corporation
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CIRCA Scientific develops cardiac medical devices for electrophysiologists and interventional cardiologists, with solutions spanning esophageal temperature monitoring, transeptal access, and epicardial access procedures. The company is headquartered in Colorado and serves physicians performing complex cardiac interventions globally.
Founders & leadership
BG

Bryan GrulkeMember Board of DirectorsBryan Grulke is a venture capitalist with over 12 years of experience investing in medical device companies, currently leading the early-stage medical device venture capital arm of a family office; he has invested $1-5M per round across multiple companies and serves on boards.
LD
Leroy D. GeistExecutive
LG
Lee GeistPresident and CEO
Board
DW
Douglas WallBoard director
Reported raises · per SEC filings
Form D private placements$4.4M disclosed across 1 round · 2024
▶$4.4MraisedSep 2024 · 1 investors · Other Health CareRule 506(b)
▶$4.4MraisedSep 2024 · 1 investors · Other Health Care
Rule 506(b)Officers, directors & promoters on the filing
- Douglas WallDirector
- Bryan GrulkeExecutive Officer, Director
- Leroy D. GeistExecutive Officer, Director
- Offering amount
- $16M
- Amount sold
- $4.4M
- First sale
- Sep 2024
- Incorporated
- Corporation, Delaware
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
Related companies · 2
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Boston ScientificBoston Scientific supports external researcher-initiated studies through its Investigator Sponsored Research program, which funds independent investigations addressing disease understanding and treatment gaps of interest to the medical community.
Companies working in the same space as CIRCA Scientific.
Frequently asked questions
- What does CIRCA Scientific do?
- CIRCA Scientific develops cardiac medical devices for electrophysiologists and interventional cardiologists, with solutions spanning esophageal temperature monitoring, transeptal access, and epicardial access procedures. The company is headquartered in Colorado and serves physicians performing complex cardiac interventions globally.
- How much funding has CIRCA Scientific raised?
- CIRCA Scientific has disclosed $4.4M raised across 1 round.
- Where is CIRCA Scientific headquartered?
- CIRCA Scientific is headquartered in Englewood, US.

