Meet our Team

150 150 Emphysys Technology Solutions

Meet the Leadership Team of Emphysys

John Montrone

John Montrone

General Manager

John Montrone joined Emphysys in 2019 and now leads the company as General Manager. John is responsible for the continued expansion of Emphysys’ long-term client base, as well as the growth and development of the Emphysys engineering team.  John has an extensive background in the medical device industry leading both product development and engineering service organizations. Leveraging over 25+ years of experience in developing life-sustaining, therapeutic and diagnostic systems, he is responsible for providing the technical capabilities required by clients who must deliver truly differentiable products in the industrial measurement/control, life sciences and medical device markets.

Prior to Joining Emphysys, John was Vice President of Medical Products at Foliage and Altran Group, serving in a variety of leadership and delivery roles including: Engineering Manager, Solutions Lead and Account Manager. John has a deep knowledge of regulated development and has led dozens of teams in the design of products ranging from implantable heart pumps to high power radiotherapy delivery systems.  Previously, John led the development of the Critical Care Monitoring product line at Siemens Medical and at EDO Corp; developing passive sonar and communication systems for the US Navy. John holds a B.S. in Biomedical Engineering from Duke University.

Donna Tinsley

Vice President, Finance

As Vice President of Finance for Emphysys, Donna oversees all financial functions for the company including accounting, finance and tax strategies, asset protection, and reporting to ensure compliance with federal, state and local entities. Additionally, Donna manages the human resources function for the company.

Prior to joining Emphysys, Donna served as Controller with Nexx Systems which was acquired by Tokyo Electron Limited during her eight years with the company. Donna played a key role in the design and implementation of processes and internal controls that supported the company’s growth and subsequent sale.  Previously, Donna was President of Semilab USA, a metrology solutions provider for the photovoltaic and semiconductor industries. Donna also served as Vice President of Finance and Administration and Corporate Secretary for SemiTest, Inc., and was instrumental in the sale of SemiTest product lines to Semilab Hungary.

Donna holds a BS in Business Administration from Merrimack College and an MBA from Northeastern University. She received a Certificate in International Finance and Marketing from École supérieure de commerce et d’administration de Reims, France. She also holds certifications in Managing Human Resources and Project Management from Northern Essex Community College.

John Montrone

John Montrone

General Manager

John Montrone joined Emphysys in 2019 and now leads the company as General Manager. John is responsible for the continued expansion of Emphysys’ long-term client base, as well as the growth and development of the Emphysys engineering team.  John has an extensive background in the medical device industry leading both product development and engineering service organizations. Leveraging over 25+ years of experience in developing life-sustaining, therapeutic and diagnostic systems, he is responsible for providing the technical capabilities required by clients who must deliver truly differentiable products in the industrial measurement/control, life sciences and medical device markets.

Prior to Joining Emphysys, John was Vice President of Medical Products at Foliage and Altran Group, serving in a variety of leadership and delivery roles including: Engineering Manager, Solutions Lead and Account Manager. John has a deep knowledge of regulated development and has led dozens of teams in the design of products ranging from implantable heart pumps to high power radiotherapy delivery systems.  Previously, John led the development of the Critical Care Monitoring product line at Siemens Medical and at EDO Corp; developing passive sonar and communication systems for the US Navy. John holds a B.S. in Biomedical Engineering from Duke University.

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Shaun Welches

Vice President, Medical Device Technology

Shaun Welches, inventor and engineering executive, joined Emphysys in 2019 as Vice President of Medical Device Technology. Drawing on 25+ years of experience providing strategic leadership, establishing and directing engineering policies, objectives and initiatives aligned with long-term product and profitability goals, Shaun is responsible for guiding the expansion of our medical device technology business. Shaun has in-depth knowledge of specification, design, integration and qualification of complex power electronics systems, Class 4 lasers and medical devices.

Prior to Joining Emphysys, Shaun served as Sr. Vice President of R&D for Cytrellis Biosystems, a clinical stage medical aesthetic company. Previously, he was Vice President of Engineering and then advanced to Sr. Vice President of Electrical Engineering for Cynosure, responsible for building multidisciplinary engineering teams and driving flagship technology and product development efforts including PicoSure®, the world’s first picosecond aesthetic laser.

Shaun holds 10 issued U.S. patents and has worked extensively with laser-induced optical breakdown technology (LIOB) for tissue regeneration and novel RF power medical device applications.

Donna Tinsley

Vice President, Finance

As Vice President of Finance for Emphysys, Donna oversees all financial functions for the company including accounting, finance and tax strategies, asset protection, and reporting to ensure compliance with federal, state and local entities. Additionally, Donna manages the human resources function for the company.

Prior to joining Emphysys, Donna served as Controller with Nexx Systems which was acquired by Tokyo Electron Limited during her eight years with the company. Donna played a key role in the design and implementation of processes and internal controls that supported the company’s 44% CAGR and an initial public offering. Previously, Donna was President of Semilab USA, a metrology solutions provider for the photovoltaic and semiconductor industries. Donna also served as Vice President of Finance and Administration and Corporate Secretary for SemiTest, Inc.

Donna holds a BS in Business Administration from Merrimack College and an MBA from Northeastern University. She received a Certificate in International Finance and Marketing from École supérieure de commerce et d’administration de Reims, France. She also holds certifications in Managing Human Resources and Project Management from Northern Essex Community College.

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Shaun Welches

Vice President, Medical Device Technology

Shaun Welches, inventor and engineering executive, joined Emphysys in 2019 as Vice President of Medical Device Technology. Drawing on 25+ years of experience providing strategic leadership, establishing and directing engineering policies, objectives and initiatives aligned with long-term product and profitability goals, Shaun is responsible for guiding the expansion of our medical device technology business. Shaun has in-depth knowledge of specification, design, integration and qualification of complex power electronics systems, Class 4 lasers and medical devices.

Prior to Joining Emphysys, Shaun served as Sr. Vice President of R&D for Cytrellis Biosystems, a clinical stage medical aesthetic company. Previously, he was Vice President of Engineering and then advanced to Sr. Vice President of Electrical Engineering for Cynosure, responsible for building multidisciplinary engineering teams and driving flagship technology and product development efforts including PicoSure®, the world’s first picosecond aesthetic laser. Shaun holds 10 issued U.S. patents and has worked extensively with laser-induced optical breakdown technology (LIOB) for tissue regeneration and novel RF power medical device applications.

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Daniel Smith

Director of Modeling and Simulation

Daniel Smith joined Emphysys in 2019 and currently serves as the Director of Modeling and Simulation. Daniel brings 16 years of experience with high end finite element analysis, software development, mathematics and physics. Daniel works with the Emphysys engineering teams, providing comprehensive understanding of the underlying physics and operating principles of client products under development.

Prior to joining Emphysys, Daniel was head of development for North America at COMSOL for 12 years where he oversaw the development of the MEMS, Plasma, Microfluidics, Particle Tracing, Ray Optics, Semiconductor and Molecular Flow modules. Previously, he worked at MKS Instruments where he modeled and optimized various types of fluid calibration and plasma systems. Daniel holds 13 patents and has a MSc in Applied Mathematics from the University of St Andrews, and an MSc in Numerical Computing from the University of Manchester.

Daniel Smith

Daniel Smith

Director of Modeling and Simulation

Daniel Smith joined Emphysys in 2019 and currently serves as the Director of Modeling and Simulation. Daniel brings 16 years of experience with high end finite element analysis, software development, mathematics and physics. Daniel works with the Emphysys engineering teams, providing comprehensive understanding of the underlying physics and operating principles of client products under development.

Prior to joining Emphysys, Daniel was head of development for North America at COMSOL for 12 years where he oversaw the development of the MEMS, Plasma, Microfluidics, Particle Tracing, Ray Optics, Semiconductor and Molecular Flow modules. Previously, he worked at MKS Instruments where he modeled and optimized various types of fluid calibration and plasma systems. Daniel holds 13 patents and has a MSc in Applied Mathematics from the University of St Andrews, and an MSc in Numerical Computing from the University of Manchester.

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