Aspero Medical
Boulder, US · Founded 2019 · Delaware corporation · 5 known investors
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Aspero Medical develops the Pillar balloon overtube solution with micro-textured design to improve control and anchoring during balloon endoscopy for small bowel diagnosis and treatment. The technology reduces procedure time and sedation requirements for gastrointestinal interventions.
Founders & leadership
Aspero Medical was founded in 2019 by Mark Rentschler and Steven Edmundowicz, MD.

Board
Investors · 5
How we know: Innosphere Ventures's portfolio page · open dataset · 5k.vc investor directory · Not right? Tell us
Also in the syndicate · 1
Reported raises · per SEC filings
Form D private placements$580K disclosed across 1 round · 2019
▶$580KraisedOct 2019 · 1 investors · OtherRule 506(b)
- Mark RentschlerExecutive Officer, Director
- Mike FreemanDirector
- Offering amount
- $830K
- Amount sold
- $580K
- First sale
- Sep 2019
- Incorporated
- Corporation, Delaware, 2019
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
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In the news
Frequently asked questions
- What does Aspero Medical do?
- Aspero Medical develops the Pillar balloon overtube solution with micro-textured design to improve control and anchoring during balloon endoscopy for small bowel diagnosis and treatment. The technology reduces procedure time and sedation requirements for gastrointestinal interventions.
- Who founded Aspero Medical?
- Aspero Medical was founded by Mark Rentschler, Steven Edmundowicz, MD in 2019.
- Who are Aspero Medical's investors?
- Aspero Medical's investors include Creative Destruction Lab (CDL), Innosphere Ventures, Rockies Venture Adviser, Llc, Rockies Venture Club.
- How much funding has Aspero Medical raised?
- Aspero Medical has disclosed $580K raised across 1 round.
- Where is Aspero Medical headquartered?
- Aspero Medical is headquartered in Boulder, US.






