SEFA's management team is headed by the company's founder and President, Thomas C. Hendrix. He has a BS degree in civil engineering from Clemson University. Prior to forming the company in 1976, he gained work experience in structural engineering, Portland cement, and fly ash and related products. He is instrumental in the development of the company's long-term business strategies and the negotiation of the company's various source contracts.

Gregg T. Hendrix is the company's Executive Vice President. He is an accomplished marketer of the company's products and currently oversees day-to-day operations. He is a graduate of Auburn University with a BS degree in building science.

Jimmy C. Knowles, Vice President of Market Development and Research, has been with the company since 1982. Jimmy has served in a variety of positions with the company and has an extensive background in the ready-mixed concrete business. He has an ABJ degree in Public Relations from the University of Georgia.

Walter E. (Bert) Nunn, III serves as the company's Vice President of Operations. His responsibilities include the day-to-day management of the company's operations. Bert also is heavily involved in the technical sales and service of the company's products. He holds a BS degree in business management with an emphasis on marketing from Winthrop University.

Bret J. Harris is the company’s Chief Financial Officer. He has a B.S. degree in accounting from Clemson University and is a Certified Public Accountant. He has over 24 years experience in Public and Private accounting which include over 7 years with Price Waterhouse and Ernst and Young. At Ernst and Young, Bret was a member of the Entrepreneurial Services Department, which specialized in serving small high growth businesses.

Jim Clayton serves as the company's Director of Utility Services. Prior to joining SEFA, he worked for Southern Company with direct responsibilities for the combustion products business at Georgia Power and Savannah Electric. During his career, Jim has held management positions in operations, sales and business development in the construction materials industry. He holds a BA in business administration and history from Lycoming College.

Robbie Hendrix is the General Manager for McMeekin STAR plant and future STAR plant development, and is the General Manager for Belews Creek Steam Station Ash Operations.

Joseph Thames is employed as manager of Transportation Services. He oversees the operation of the SEFA Group’s tractor trailer fleet and the ash disposal services. Prior to joining the company in May 1999, he spent 18 years working in a variety of positions in the ready-mixed concrete industry.

Bill Fedorka, P.E., is Director of Engineering for the company and manages all engineering activities related to development of new combustion technologies for fly ash beneficiation, as well as upkeep and improvements at existing facilities. Bill had over 11 years experience in engineering and marketing prior to joining The SEFA Group in January 2005. He holds a BS degree in Mechanical Engineering from Penn State and has his Professional Engineering License (PE) from the state of Pennsylvania.

Chris Allee is the Construction and Project Manager for the company.

John Furr is the company’s Information Services Manager. His responsibilities include network administration, design and development of database and software solutions, and managing system integrations.

Greg Melson is the South Carolina Operations Manager. He oversees the Fly Ash utilization facilities at Santee Cooper and South Carolina Electric & Gas. He joined the company in June 1998 during the construction of the Carbon Burnout Plant at Wateree Station in Eastover South Carolina.

Thomas I. Edwards is the company's Vice President with responsibilities including development of utility company relations within the industry. Prior to joining SEFA, he worked for South Carolina Electric and Gas Company in various capacities. He was the Plant Manager of SCE&G Wateree Station for seven years before assuming corporate maintenance duties. He has extensive knowledge of power plant operations. He oversaw the construction and initial operations of the CBO plant located at the Winyah Electric Generating Station.

Albert (Al) F. Romanowski, Jr. serves as the company's Vice President of Tennessee Region and is in charge of all aspects of the company's operations in the state of Tennessee. Employed since 1979, he has extensive experience in and knowledge of the marketing and sales of the company's products. He is a 1972 graduate of East Tennessee State University with a BS degree in economics. He is also a former board member of the Tennessee Ready Mix Concrete Association.