John Lash
President | CEO
Summa Worldwide
Company Founder

Drew Groshong
Vice President - Sales
Summa USA
Year Joined: 1994

Royce Owen
Marketing Manager
Summa USA
Year Joined: 2007

Julie Bates
Controller
Summa USA
Year Joined: 1996

Luciana Velloso
Sales & Buss. Development
Western Europe
Year Joined: 1998

Greg Wentz
Technical Director
Summa USA
Year Joined: 1999

Jennifer Mazzotta
Operations Manager
Summa USA
Year Joined: 2005