About The TMA Group

The Transportation Management Association (TMA) Group is a 501(c)(3) nonprofit corporation was established in 1988 as a public-private partnership of business, government, and community leaders.

TMA supports a regional transportation system that provides a variety of accessible, affordable, reliable, and interconnected transportation choices that are both healthy for the environment and for the public. TMA’s goal is for everyone in every community and in every stage of life, to have affordable and convenient travel options available to them.

TMA manages a variety of mobility, transit and transportation demand management solutions within the Middle Tennessee region.

Debbie Henry
President & Chief Executive Officer
615.628.0264

Kelly Bair
Chief Financial Officer
615.628.0257

Stephanie Tillman
Business Development Director
615.628.0271

Mike Johnston
Transit Director
615.628.0263

Ray Brooks
Transit Operations Representative
615.628.0258

Ken Cummings
Finance Assistant
615.628.0262

Stanton Higgs
Chief Operating  Officer
615.628.0268

Sharmila Patel
Grants/Procurement Director
615.628.0270

Monte Rodriguez
Transit Compliance Director
615.628.0265

Mimi Lee
Rideshare Coordinator
615.628.0261

Joseline Aguilar
TDM Coordinator
615.628.0273

Vivian Johnson Leach
Transit Operations Representative
615.628.0260

TMA Group Board Members

Janet Smith
Chair
President, Columbia State Community College

Rogers Anderson
Vice-Chair
Mayor, Williamson County / County Executive

Tom Lawrence
Treasurer
Simmons Bank
Business Development Officer

Maureen Haley Thornton
Secretary
Visit Franklin

Glenn McGehee
Immediate Past Chairman
President, SouthStar LLC

Rachel Back
Barge Design Solutions
Vice President, Client Service Leader

Robert Blair
B. Media Communications
Owner

Brandy Blanton
Circle of Giving
President/CEO

David Burt
Story Construction LLC
Chief Financial Officer

Carrie Drury
A Vintage Affair
Executive Director

Brad Dunn
Pinnacle Bank
Financial Advisor

Diane Giddens
Williamson County
Exec. Chief of Staff

Kel McDowell
Nashville Downtown Partnership
Vice-President of Economic Development

Julie Miller
Williamson Medical Center
Chief Operating Officer

Mark Robbins
Community Entrepreneur

Marianne Schroer
Childhood Advocacy Consultant

Matt Taylor
Studio 8 Design
Owner/Principal

Garnett Thurman, Jr.
Williamson, Inc.
Director of Government & Community Relations

Samantha Verdell
Mercy Community Healthcare
Director of Care Coordination

John Wingo
Stites & Harbison PLLC
Attorney

Kathryne Withers
HNTB Corporation
Group Director, Transportation Planning, Environmental Planning and Communications

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