Mevion Medical Systems
Littleton, US · Founded 2004 · Delaware corporation · 254 employees on LinkedIn · 1 known investors
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Mevion Medical Systems builds compact proton therapy systems, including the MEVION S250 series, used by cancer treatment centers and NCI-designated cancer centers for radiation oncology. The systems are marketed on their small footprint and lower capital and operating costs compared with other proton therapy platforms.
Founders & leadership
Mevion Medical Systems was founded in 2004 by Joseph Jachinowski and Kenneth Gall.

Board
Investors · 1
How we know: a partner's Signal profile · funding news · biospace.com · Not right? Tell us
Reported raises · per SEC filings
Form D private placements$83.8M disclosed across 2 rounds · 2012–2015
▶$58.8MraisedAug 2015 · 18 investors · BiotechnologyRule 506(b)
- Robert WilsonDirector
- Xuan LiDirector
- Mitchell BloomExecutive Officer
- Stephen BuckleyDirector
- Xiaowei ChangDirector
- Donald MelsonExecutive Officer
- Paul VolckerDirector
- Cheng LuDirector
- Joseph JachinowskiExecutive Officer, Director
- Jay MoorinDirector
- Peter D'AngeloDirector
- Amount sold
- $58.8M
- First sale
- Jul 2015
- Incorporated
- Corporation, Delaware
- Federal exemptions
- 06b
▶$25MraisedJan 2012 · 16 investors · BiotechnologyRule 506(b)
- Jay MoorinDirector
- Myles GreenbergDirector
- Peter D'AngeloDirector
- Robert WilsonDirector
- Paul VolckerDirector
- Joseph JachinowskiExecutive Officer, Director
- Jay RaoDirector
- Anders HoveDirector
- Kenneth GallExecutive Officer, Director
- Amount sold
- $25M
- First sale
- Jan 2012
- Incorporated
- Corporation, Delaware
- Federal exemptions
- 06
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 Mevion Medical Systems do?
- Mevion Medical Systems builds compact proton therapy systems, including the MEVION S250 series, used by cancer treatment centers and NCI-designated cancer centers for radiation oncology. The systems are marketed on their small footprint and lower capital and operating costs compared with other proton therapy platforms.
- Who founded Mevion Medical Systems?
- Mevion Medical Systems was founded by Joseph Jachinowski, Kenneth Gall in 2004.
- Who are Mevion Medical Systems's investors?
- Mevion Medical Systems's investors include Venrock.
- How much funding has Mevion Medical Systems raised?
- Mevion Medical Systems has disclosed $83.8M raised across 2 rounds.
- Where is Mevion Medical Systems headquartered?
- Mevion Medical Systems is headquartered in Littleton, US.

