Executive Management
Leadership Team
President & CEO
Mark O'Sullivan
Vice President of Market Development and Clinical Affairs
John L. Day
SR. DIRECTOR OF MARKETING
Colby Jones
VICE PRESIDENT OF SALES
Greg Fronczek
SR. DIRECTOR OF RESEARCH DEVELOPMENT
Dan Maurice
SR. VICE PRESIDENT OF FINANCE & OPERATIONS
Carolyn K. Grier
SR. DIRECTOR OF QUALITY AND REGULATORY AFFAIRS
John S. Tartal
VICE PRESIDENT OF HUMAN RESOURCES
Derrick W. Roy
DIRECTOR OF INFORMATION TECHNOLOGY
Chris Rager
SALES DIRECTORS
Sales Director – GREAT LAKES
Bob Barkley
SALES DIRECTOR – NORTHEAST
Brian Horne
SALES DIRECTOR – SOUTHEAST
Alan Rhine
SALES DIRECTOR – NORTHWEST
Chris Connors
SALES DIRECTOR – WEST
Matt McGurren
SALES DIRECTOR – NORTH-CENTRAL
Paul Fawbert
SALES DIRECTOR – SOUTH-CENTRAL
Duke Nguyen
SALES DIRECTOR – MID-ATLANTIC