David Pectol

National Coal LLC engages in mining, processing and selling bituminous steam coal in East Tennessee and North Alabama. It sells its products to electric utilities, industrial companies, and coal resellers. The firm markets its products through employees, consultants, and independent coal brokers. The company was founded in 2003 and is headquartered in Roanoke, VA.

SBA Communications Corp. owns and operates wireless communications tower structures, rooftops and other structures that support antennas used for wireless communications. It operates in two business segments: Site Leasing and Site Development. The Site Leasing segment lease antenna space on multi-tenant towers to a variety of wireless service providers under long-term lease contracts in the United States, Canada, Central America, and South America. The Site Development segment provides end to end services to wireless service providers or companies providing development or project management services to wireless service providers. It also includes consulting and construction related activities. SBA Communications was founded by Steven E. Bernstein in 1989 and is headquartered in Boca Raton, FL.

IdleAire Technologies Corp. provides in-cab idle-reduction services to the heavy-duty trucking industry. The company's services include heating, ventilation and air conditioning, or HVAC, electric power, Internet access, satellite television, telephone, and remote delivery of computer-based driver safety and training courses. It delivers these services through their patented ATE Advanced Travel Center Electrification® system, or ATE system, comprised of an in-cab service module connected to an external HVAC unit mounted on a truss structure above parking spaces. The company was founded in June 2000 and is headquartered in Knoxville, TN.

Crowe LLP provides accounting services. The firm offers audit, tax, advisory, risk, and performance services. It serves banking, manufacturing, media and telecommunication, construction, real estate, financial, food, commodities and healthcare industries. The company was founded by Fred P. Crowe Sr. and Cletus F. Chizek in 1942 and is headquartered in South Bend, IN.

PerfectServe, Inc. provides communications and collaboration platform for the healthcare industries. Its platform helps health care providers to manage interactions with physicians, hospitals, and patients from their computers or mobile phones. The company was founded by Terrell L. Edwards in 1997 and is headquartered in Knoxville, TN.