Skip to main content

Meet Our Team

Management team

Tim Herbert

Tim Herbert

Chairman of the Board
Tim’s passion for Enterra began over 20 years ago while working in the research group within Medtronic.
Peter Sommer

Peter Sommerness

Chief Executive Officer
Peter joined Enterra Medical as CEO in February of 2022. Prior to joining Enterra Medical, Peter led Respicardia as President and CEO for four years.
John Swoyer

John Swoyer

Chief Technology Officer
John brings more than 35 years of experience developing and commercializing new therapies and products within the implantable medical device industry.
Mark Wisniewski

Mark Wisniewski

Chief Financial Officer
From 2018 to 2022, Mark worked at FARAPULSE, Inc., a start-up that commercialized the world’s first Pulsed Field Ablation system for cardiac ablation, as Vice President of Commercial Development and Business Operations and CFO.
Dr. Kenneth Koch

Dr. Kenneth Koch

Vice President & Medical Director
Dr. Koch is a highly respected professional in the field of neurogastroenterology. He joined Enterra Medical in July 2023, bringing with him a wealth of knowledge and experience.
Bernie Bosley

Bernard Bosley

Vice President, Regulatory Affairs and Quality
Bernie has over 30 years of experience in Regulatory Affairs, Quality Systems, Risk Management, and Reliability for both well-established and early-stage medical device companies.
Nathan Crouch

Nathan Crouch

Vice President, Sales
Prior to being named the Vice President of Sales at Enterra Medical, Nathan spent 15 years at Medtronic in a variety of sales, marketing, and leadership roles.
Jenny Rogers

Jenny Rogers

Vice President, Marketing
Jenny has over 13 years of medical device marketing experience in market development, downstream product management, and integrated marketing communications.
John Mattson

John Mattson

Vice President, Operations
John joined Enterra Medical in March 2022. Before joining Enterra Medical, he gained 19 years of valuable experience at Boston Scientific, where he held various roles across Sales Operations, Acquisition, Integration, Distribution, Manufacturing, and Quality.
Ashley Nahorniak

Ashley Nahorniak

Commercial Director, EMEA
Ash is a highly experienced professional who recently joined Enterra Medical in August 2022. Specialising in Neuromodulation therapies, Ash brings over 11 years of EMEA experience from Medtronic in Business Development, Strategic Accounts, and Territory Manager roles to Enterra Medical
Jason Hamann

Jason Hamann

Director, Clinical Research
Jason joined Enterra Medical in September 2022 and brings over 18 years of medical device experience to the team. Throughout his career, Jason has demonstrated exceptional leadership skills by spearheading concept and therapy development initiatives across neurostimulation, heart failure, cardiac rhythm management, and electrophysiology.

MKT-D-0006, Rev G

Tim Herbert

Chairman of the Board

Tim’s passion for Enterra began over 20 years ago while working in the research group within Medtronic. Tim was responsible for setting up many of the first clinical sites using Enterra Therapy, and through that experience he saw firsthand the life changing impact that Enterra can have on patients dealing with gastroparesis. Since 2007, Tim has led Inspire Medical Systems, Inc. as President and Chief Executive Officer. Prior to founding Inspire, Tim spent 11 years at Medtronic, a medical equipment development company, where he held management positions in product development, clinical research, sales, marketing, and healthcare reimbursement. Tim holds a B.S. in electrical engineering from North Dakota State University and an M.B.A. from the University of St. Thomas.


This will close in 0 seconds

Chief Executive Officer

Peter joined Enterra Medical as CEO in February of 2022. Prior to joining Enterra Medical, Peter led Respicardia as President and CEO for four years. Respicardia, founded in 2006 and acquired by ZOLL Medical in 2021, is a leader in therapeutic, neurostimulation technologies that address the unmet needs of people with Central Sleep Apnea (CSA). Prior to leading Respicardia, Peter was a Partner in the healthcare practice of McKinsey & Company, a global strategy consulting firm. Peter has over 20 years of experience in the active medical device space, including over 12 years of operating experience at Guidant Corporation and Boston Scientific – across cardiac rhythm management (CRM) and cardiac electrophysiology (EP). Peter held leadership roles in field sales, market development, upstream marketing and portfolio, including leading the expansion of Boston Scientific’s Cardiac Electrophysiology business as VP and General Manager. Peter holds B.A., B.E. and M.E. degrees in Engineering from Dartmouth College and an M.B.A. with high honors from the University of Chicago.

This will close in 0 seconds