Over 100 Years of Combined Experience

Senior Leadership

Over 28 years of experience in the medical/dental industry as founder and CEO of MedTreo, President/CEO of Terras Irradient, Inc. Roger has a B.A. degree in theology from St. Olaf College, a B.A. degree in English from University of Minnesota, a M.A. degree in teaching/education from the University of St. Thomas, and a J.D. law degree from the University of Minnesota.

Over 28 years of experience in the medical/dental industry as past President of Odin Visionary Technologies, Director of Sales at Surgitel, and Sales Manager at Orascoptic. Scott has a BS in Business Administration and Management from Graceland University.

Over 30 years of both private and public finance experience to Enova – with over 15 years of medical device experience. David is a CPA and has an MBA from St. Thomas. He was a leader within the financial team at AGA Medical and CFO/VP of Finance for Recombinetics, Inc.

Over 25 years of experience in the medical/dental industry as an ISO auditor for BSI and Manager of Operations at Surgitel. Jeremy has a BS in Business Administration and Management from Eastern Michigan University.

Over 7 years of experience in the medical/dental industry as a sales manager, R&D and Business Development Manager with Enova Illumination. Jordyn has a BA in Exercise Science and a minor in Business Administration from Augsburg College

Over 8 years of experience in medical/dental industry with Zimmer Biomet and Enova Illumination as a Sales Consultant and Product Manager. Sam has a BA in History from Kalamazoo College.

Over 25 years focused on launching clinical innovations, developing KOL’s and building successful teams in dentistry. Over 15 years focused on the endodontic specialty, Universities and Dental Support Organizations (DSO’s). Joe has a BS in Business Administration focused on Marketing from University of Louisville.

Over 25 years of experience in sales and marketing – with over 8 years of experience in the medical/dental industry. He has a strong focus on business development and creating relationships. Jeff has a BA in Business Marketing from the University of Phoenix. Jeff currently resides in Santa Monica, California with his wife and two daughters

Over 30 years of experience, including 15 years in dental sales specializing in Endodontic and DSO sales. Track record of driving growth and expanding market reach while building high performing sales teams, combining strategic vision with hands on expertise to develop scalable sales strategies that deliver lasting results. Coley has a masters degree in Organizational leadership.

Over 30 years experience in leading marketing communication departments in various industries. Andrea has a BA from Minnesota State University – Bemidji in Mass Communications and a minor in International Relations.

Roger Heegaard

President and CEO

Scott Green

EVP of Innovation

David Aberle

COO/CFO

Jeremy Ward

VP of Operations

Jordyn Kaufer

Director of Sales Operations

Andrea Miller

Marketing Communications Manager

Jeff Dyll

Western Region Sales Manager

Joe Werner

National Sales Director

Coley McClendon

Eastern Region Sales Manager

Sam Colton

Product Manager Visual Technology Solutions

Over 8 years of experience in medical/dental industry with Zimmer Biomet and Enova Illumination as a Sales Consultant and Product Manager. Sam has a BA in History from Kalamazoo College.

Board of Directors

Jeff Tuttle – Co-Chair

Jeff Tuttle has over 30 years of marketing and executive management experience in the consumer products industry in Fortune 100 and smaller companies alike. Currently, Currently, Jeff serves as CEO at Rack & Riddle. Prior to Rack and Riddle Jeff was Chief Customer and Business Development Officer at Bellisio Foods and held various brand management positions at M.A. Gedney Company and Miller Brewing Company. Holding a BA and MBA degrees from The Colorado College and University of Michigan, Ann Arbor respectively he has been variously involved in several charitable works over the years afterwards, including The Children’s Theatre, SIFE and United Way.

William G. Heegaard, MD – Co-Chair

William G. Heegaard, MD is a board-certified emergency physician who serves as President of Essentia West in Fargo, ND (2019 – present). He has served as Chief Medical Officer at Hennepin County Medical Center and Chief Clinical Officer of Hennepin Health System (2017 – 2019) and practiced at the Hennepin County Medical Center ( HCMC), a level one-trauma center located in Minneapolis, MN from 1991 – 2019.

As a Professor in the Department of Emergency Medicine at the University of Minnesota Medical School, he served on the Board and as Co- Medical Director of LifeLink III, a nonprofit transport corporation owned by Allina Health systems, Fairview Health Systems, Regions Hospital in St. Paul. MN, St Cloud Hospital, Children’s Hospital and HCMC. Bill has been active in emergency medicine research from 1994-2016 and was elected President of Minnesota American College of Emergency Medicine in 2012.

Areas of interest include helicopter emergency services, head injury and ultrasound, and is the principal author of the head trauma chapter in Rosen’s Emergency Medicine textbook. Additionally, since 2001 he has been an examiner for the American Board of Emergency Medicine. In 1991 Bill graduated from the University of Minnesota Medical School then soon received his Master’s in Public Health with a concentration in epidemiology from the University of Minnesota School of Public Health later in 1991 as well. In 2017, Bill received his MBA from Kellogg School of Business, Northwestern University. Dr. Heegaard is one of the original founders of MedTreo LLC and he has been on the board of directors of Terras Irradient and Enova Illumination since their inception.

Mitchell Abrahamsen Ph. D. – Mitchell Abrahamsen has over 25 years of experience as a cross-functional executive and director. He has a proven track record in driving corporate growth, innovation strategies, and financial planning for Fortune 500 and start-up companies across health, agriculture, biotechnology, and medical technologies. He is internationally recognized for his leadership in research and development, biotechnology, genetic/genomic applications, regulatory strategies, nutrigenomics, food safety, and innovation in food and companion animal industries. Mitchell currently serves as the President and CEO of Xena Ventures LLC, as well as previously holding executive leadership positions at Recombinetics Inc. (2017-2019), Tyson Foods (2009-2017), and Colgate Palmolive (2005-2009). He has also served as a tenured professor at the University of Minnesota (1995-2006), and as a board member for several national and international companies.

Nathan Harris – Nathan Harris has over 31 years of marketing, sales, and executive management experience in the medical device industry. In 2018, Nathan retired as the Senior Vice-President of Sales and Marketing at ZOLL Medical. Before ZOLL, Nathan served as Senior VP of World-Wide sales and marketing for Advanced Circulatory Systems, Inc. (ACSI)- sold to ZOLL Medical in 2015. Before ACIS and ZOLL, Nathan held multiple VP of Sales and Marketing positions with various medical device companies, including LightLab Imaging, a subsidiary of St. Jude Medical, with CAS Medical, and Salient Surgical, Inc. In his “youth,” he worked up the ranks with Honeywell Avionics as a quality engineer, production engineer, and production supervisor. Nathan moved to the medical industry with Cardiac Pacemaker as a Quality Control Supervisor. He started with Medtronic, Inc, as a Pacing sales representative, transitioning into Upstream Marketing. Returning to leadership as a District Sales Manager, Nathan then left the states for Switzerland to become the European Marketing Business Director. He returned to the states as the National Sales Director for EP Systems before leaving Medtronic for his first VP of sales position. Nathan has a BA of Science from the College of New Jersey, Ewing, NJ, and an MBA from the University of St. Thomas. He has served on multiple boards, including ACSI, and was instrumental in the sales of ACSI to ZOLL and LightLab to St. Jude.

Eric G. Heegaard, MD, – Eric G. Heegaard, MD, is a board-certified OB-GYN and practices at Hennepin County Medical Center (HCMC) with a specialty in robotic surgery. Prior to HCMC, Eric was a partner at OB-GYN West P.A. located in Minnetonka, Eden Prairie and Chaska, Minnesota. Dr. Heegaard’s clinical practice and clinical interest focus on minimally invasive and robotic surgery for benign gynecologic conditions. Graduating with a BA in Economics from Colorado College, Eric received his medical degree from the University of Washington in Seattle, and afterward completed his residency at the University of Minnesota Hospital and Clinics. Dr. Heegaard is one of the original founders of MedTreo LLC and he has been on the board of directors of Terras Irradient and Enova Illumination since their inception. In addition to his clinical practice, he is the creator and co-host of “the Gyno Show” on MyTalk 107.1 FM, a radio show focusing on Women’s Health in the Twin Cities.

R. Don Keysser –

R. Don Keysser DBA, CM&AA, Chief Investment Officer, Board Director, has over 38 years of experience as an investment banker and business finance consultant. He was a Managing Director at Dain Rauscher, a Senior Vice President and Principal at Miller & Schroeder Financial and is currently the Managing Principal of Hannover Consulting.

He is a Professor of Finance at Saint Mary’s University, teaching MBA courses in Corporate Finance, Financial Institutions, Government Finance and International Finance. He is also a Senior Lecturer at the Carlson School of Management, University of Minnesota. Don has a MAPA and an MBA, both from the University of Minnesota, and a Doctorate in International Business.

Currently, he serves on the Boards of Enova Illumination, the German-American Chamber of Commerce and of Moto-I. He is on the Board of Advisors of the Isthmus Foundation, a non-profit engaged in stem cell research.