W. Curtis Stitt

Greater Columbus Convention & Visitors Bureau operates hotels. The company is headquartered in Columbus, OH.

The Southeastern Pennsylvania Transportation Authority provides public transportation services. Its operations include buses, subways, elevated trains, trackless trolleys, light rail, and commuter rail lines. The company was founded on February 18, 1964 and is headquartered in Philadelphia, PA.

Aegir Systems, Inc. provides engineering and technical services. Its services include defense, security and transportation. The firm provides intelligence, assistance and guidance in developing a national strategy for a large transportation group and assists a client in increasing its name recognition and positioning with the industry at the agency, city, state, federal and professional organizational levels. The company was founded by Ella D. Williams in 1981 and is headquartered in Ventura, CA.

Dallas Area Rapid Transit operates local and express bus routes. It offers public transit services, customer facilities, carpool and vanpool services. The company was founded 1983 and is headquartered in Dallas, TX.

National Society of Professional Engineers operates as a national organization committed to addressing the professional concerns of licensed PEs across all disciplines. The company was founded in 1934 and is headquartered in Alexandria, VA.

Ohio Bureau of Workers' Compensation is an insurance management division located in Columbus, Ohio.

Global Factory, Inc. provides collaborative manufacturing execution systems. The firm's software gather, organize & analyze demand, production & quality data from various sources and monitor key indicators & execute business processes to control, manage & optimize distributed manufacturing operations. The company was founded in 1999 and is headquartered in Santa Clara, CA.

Green Mountain Energy Co. provides energy generation and distribution services. The firm offers electricity products, carbon offsets, and sustainable solutions to residential and commercial customers. The company was founded in 1997 and is headquartered in Austin, TX.

American Electric Power Service Corp. provides management and engineering solutions. It offers engineering, technical, and drafting services. The company was founded in 1937 and is headquartered in Columbus, OH.

American Public Transportation Association provides research, policy documents, and statistics on public transportation issues such as safety, economic impact, and benefits of public transit. The private company is based in Washington. The American company also offers a library of free downloadable content including white papers, webinars, product guides, case studies, and industry analysis.