Prior to Leithead forming his own governmental relations, entitlement, and consulting firm, he was responsible for leading Cousins Properties development efforts as they relate to entitlement issues throughout the Atlanta region.  He served as liaison for Cousins with the various county and city governmental entities and project related community-based organizations. He has 29 years of experience in the Atlanta commercial and real estate market and has leased some five million square feet of office and retail space.

As a founding partner with Childress Klein Properties, Mr. Leithead was instrumental in the operation of the Atlanta Galleria, one of Atlanta’s premier mixed-use developments.  He was a key participant in the development of Cobb Galleria Centre – a 300,000 square-foot county owned convention center.

In 1998, Leithead formed Urban One Associates, a development and transportation consulting firm, working with Midtown Alliance, Perimeter Center, Gwinnett and Cobb Counties, and others in the formation of several new Community Improvement Districts (CIDs). He was a principal in the development of Ridenour, a 90-acre “Smart Growth” community in northwest Cobb County – which received the Atlanta Regional Commission’s “Development of Excellence” award in 1999.

From 2009 to 2012, Mr. Leithead served two terms as Chairman of the Atlanta Regional Commission, a 39-member board that steers the planning and development for the 10-county metro Atlanta region. He also served on the ARC board from 2000 to 2012, and was Chair of its Transportation & Air Quality Committee from 2007-2009.

Leithead is the former chairman and now Interim Executive Director of the Cumberland Community Improvement District, formed in 1988, a self-taxing group of commercial property owners that have leveraged nearly $140 million in local dollars into an estimated $3 billion in capital improvements. In 1994, he served as Chairman of the Cobb County Chamber of Commerce and also received the Lockheed Corporation Management Association’s “Manager of the year” award. Additionally, he serves on the Boards of Directors of the Fulton County Perimeter Community Improvement District and the North Fulton Community Improvement District. He is past Chairman of the Board of the Walker School.

Mr. Leithead graduated with a B.A. from Washington and Lee University.

E-mail Tad Leithead



Kyethea Clark is the Director of Operations for the Cumberland Community Improvement District (CID). She has a Master of City and Regional Planning degree from Georgia Tech, and a bachelor degree in finance from Northern Kentucky University. She brings 15 years of planning experience in transportation, economic development, and land-use with quasi-governmental and local government agencies.

Kyethea is responsible for advancing the CID’s $230 million capital improvement project portfolio, which includes multi-use trail developments, streetscapes, roadway improvements, Bridgescape, and beautification projects. She is also responsible for developing and administering special studies that promotes the continued growth, development, and enhancement of the CID.

Prior to arriving at the CID, Kyethea was with the City of Marietta for nearly ten years, and was responsible for managing and advancing the city’s planning, transportation, and grant writing initiatives. During Kyethea’s time with the city, she secured close to $10 million dollars in federal funds that helped implement transportation related projects within the city. She also worked with zoning cases, and zoning and planning commission boards. Kyethea also worked as a transportation planner with Cobb County Department of Transportation.

Kyethea is a recent graduate of Leadership Cobb. She holds the professional certification of  American Institute of Certified Planners (AICP), is a member of the American Planning Association (APA), and the Georgia Planning Association (GPA). She and husband, Cedric, have two children.

E-mail Kyethea Clark



Roxanne Plummer is the Administrative and Special Projects Coordinator for Cumberland CID and her specialty is working for smaller companies and simultaneously performing multiple roles and duties. These duties include Accounts Receivable & Payables Manager with receipts of up to $25M a year, liaison to company attorneys, litigation preparation, Office/HR Manager, analysis and research, troubleshooting and project coordinator. She has performed these duties in the fields of advertising, public relations, and promotions and land development.

At the CID, Plummer takes the lead on minor capital improvement projects, tracking and analysis of development, sales, and tax parcels, assists or takes lead on boundary expansion and utilizes GIS. In addition, she is responsible for the CID’s marketing efforts and providing administrative and budget support.

E-mail Roxanne Plummer