Mevion Medical Systems

OverviewSuggest Edit

Mevion Medical Systems, Inc. (formerly Still River Systems) is dedicated to providing physicians and their patients access to high quality, cost-effective proton therapy solutions, and to help establish this superior treatment modality as a standard of care for patients worldwide.
HQLittleton, MA, US
Employee Ratings3.4

Latest Updates

Employees (est.) (Jan 2021)183
Cybersecurity ratingCMore

Key People/Management at Mevion Medical Systems

Lawrence Yuan Tian

Lawrence Yuan Tian

Tina Tianning Yu

Tina Tianning Yu

Chief Executive Officer
James Meng

James Meng

Curt Kienast

Curt Kienast

Chief Operating Officer
Yoel Bakas

Yoel Bakas

Executive Vice President Sales, the Americas and EMEA
Stanley Rosenthal

Stanley Rosenthal

Senior Vice President of Clinical Systems
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Mevion Medical Systems Office Locations

Mevion Medical Systems has offices in Littleton, Chuo City, Maastricht and Warlingham
Littleton, MA, US (HQ)
300 Foster St
Chuo City, JP
2 Chome-60 Nihonbashihamacho
Maastricht, NL
Oxfordlaan 55
Warlingham, GB
475 Godstone Rd
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Mevion Medical Systems Financials and Metrics

Summary Metrics

Founding Date


Mevion Medical Systems total Funding

$595.2 m

Mevion Medical Systems latest funding size

$150 m

Time since last funding

3 years ago

Mevion Medical Systems investors

Mevion Medical Systems's latest funding round in June 2018 was reported to be $150 m. In total, Mevion Medical Systems has raised $595.2 m
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Mevion Medical Systems Cybersecurity Score

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Mevion Medical Systems Online and Social Media Presence

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Mevion Medical Systems News and Updates

Global Proton Therapy Market 2013-2018 & 2019-2023 - Key Players are IBA Proton Therapy, Hitachi, Varian Medical Systems, Mevion Medical Systems, Advanced Oncotherapy & ProTom International

DUBLIN, Feb. 7, 2019 /PRNewswire/ -- The "Global Proton Therapy Market - Analysis By Product (Equipment, Services), By Type (Singe Room, Multi-Room), By Region, By Country (2019 Edition): Opportunities and Forecast (2013-2023)" report has been added to's offering....

Radiation Oncology Market to Witness Huge Growth with Key Players: Carl Zeiss Meditec, iCAD, IsoRay, Mevion Medical Systems, Nordion

Radiation Oncology Market Latest Developments by Type, by End-Users/Application, by Region - Forecast and Business Outlook Posted via Industry Today. Follow us on Twitter @IndustryToday

Mevion Medical Systems Blogs

Webinar : Proton Therapy for Breast Cancer at Maastro

On December 17, 2020, clinicians from Maastro Proton Therapy in the Netherlands shared their insights and first experiences treating breast cancer with the MEVION S250i Proton Therapy System and natively integrated image-guidance solutions in a model-based environment.  The webinar reco…

Mevion and FLASH Therapy

At the first virtual meeting of the American Society for Radiation Oncology (ASTRO) 2020 Annual Meeting, Mevion presented its research and development progress demonstrating the FLASH effect on commercially available MEVION S250i compact proton accelerators on Tuesday, October 27th in th…

Mevion Industry Symposium:Application of MLC-based IMPT in Complex Clinical Cases

In IMPT-based proton therapy, spot size and lateral penumbra are critical to precisely deliver treatment and spare critical structures close to the target. Using Mevion’s HYPERSCAN PBS with Adaptive Aperture proton MLC, an optimal spot size and sharper penumbra can be achieved at each en…

Mevion Medical Systems Frequently Asked Questions

  • When was Mevion Medical Systems founded?

    Mevion Medical Systems was founded in 2004.

  • Who are Mevion Medical Systems key executives?

    Mevion Medical Systems's key executives are Lawrence Yuan Tian, Tina Tianning Yu and James Meng.

  • How many employees does Mevion Medical Systems have?

    Mevion Medical Systems has 183 employees.

  • Who are Mevion Medical Systems competitors?

    Competitors of Mevion Medical Systems include Varian Medical Systems, CPAP Victoria and Nu-Med Plus.

  • Where is Mevion Medical Systems headquarters?

    Mevion Medical Systems headquarters is located at 300 Foster St, Littleton.

  • Where are Mevion Medical Systems offices?

    Mevion Medical Systems has offices in Littleton, Chuo City, Maastricht and Warlingham.

  • How many offices does Mevion Medical Systems have?

    Mevion Medical Systems has 5 offices.