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Management Team

Mike Kahoe


Mike Kahoe currently serves as the President of Group Management Services, Inc. Mike founded the company in January 1996 and built GMS into a successful PEO with over $50 million in revenue. Prior to founding GMS, Mike worked in a variety of human resource roles with several organizations including the Federal Bureau of Investigation and Tradesmen International, Inc. Mike earned a bachelor's degree from Kent State University in 1991. He currently lives in Bath Township, Ohio, and has three children.

Thomas Amato

General Counsel

Tom joined GMS in 2011 as in-house Staff Counsel after representing the company as a client for two years prior. Tom's litigation experience and business knowledge provides GMS clients with clear and succinct guidance for their oftentimes complicated issues. Tom attended Kent State University, where he majored in criminal justice and studied law at both Cleveland-Marshall College of Law and Loyola College of Law in Los Angeles, California. Tom is a member of the Ohio Bar Association, California Bar Association, United States District Court for the Central District of California, and United States District Court for the Northern District of Ohio. He resides in Medina, Ohio, and enjoys golf and fitness.

Stacey Larotonda

VP of Client Services

Stacey Larotonda joined GMS in 2003 and has served as a Payroll Services Manager, New Client Coordinator, and Account Manager. Stacey now acts as the Vice President of Client Services. In this role, she oversees the Human Resources and Account Management duties of all Client Service Representatives. Stacey attended Cleveland State University where she majored in accounting. Stacey also holds her PHR and SHRM CP certifications. Stacey resides in Medina, Ohio with her husband, daughter, son, and dog. She enjoys traveling, exercise, and spending time with friends and family.

Christian Tracey

Chief Technology Officer

Christian Tracey leads GMS' go-to market technology strategy and leads the internal IT function. He recently led SAP's Human Capital Management Consulting group in the Midwest and previously held positions at Microsoft, Penton Media, and Rockwell. Christian brings a unique breadth of experience in technology having worked in IT operations, enterprise architecture strategy, and consulting as well as sales and sales leadership.

Beth Kohmann

VP of Benefits

Beth joined GMS in 2002 and has served as a Sales Representative, Vice President of Client Services, and now as the Vice President of Benefits. As a licensed professional in various benefit lines including health, life, and variable annuities she leads GMS Benefit Sales and GMS TPA Services. She oversees the development and implementation of numerous initiatives in the areas of benefit strategy, forecasting, and structure as it relates to the Small Business Benefits Model. A graduate of The Ohio State University, Beth, her husband, and their two sons currently reside in Medina, Ohio.

Pam Ramacciato

VP of Payroll

Pam joined GMS in 2002 and serves as Vice President of Payroll. In this role, she supervises and coordinates the activities of Payroll Services Managers and completes payroll functions related to new client set-up, payroll processing, client issues and requests, and system functionality. Pam earned a Bachelor's of Business Administration in accounting from Cleveland State University. She lives in Parma Heights, Ohio, and enjoys the outdoors and spending time with friends and family.

Mike Johnson

VP of Finance

Mike Johnson joined GMS in 2018 as Vice President of Finance. In this role, Mike oversees the accounting, finance, payroll tax, underwriting & policy, and compliance departments at GMS. He brings nearly 20 years of experience in the PEO Industry, having worked as the CFO and COO for similar organizations in the Atlanta area. Mike earned his bachelor’s degree from the University of Alabama in 1992 and currently resides with his wife and two children in Aurora, Ohio. In his free time, he enjoys spending time with his family, traveling, the outdoors, and watching SEC football.

David Swift

VP of Sales and Marketing

David joined GMS in 2005 and has served as a Sales Representative, Sales Manager, and Regional Sales Manager. He now acts as the Vice President of Sales and Marketing, where he oversees both marketing efforts and a sales team of over 80 representatives. David is also a licensed professional in Benefits Sales. He lives in Strongsville, Ohio with his wife and two children. David enjoys spending time with his family and friends, exercising, and all things Cleveland sports.