David English

Thomas Group, Inc. engages in the organizing change management and operations improvement activities. The company was founded in June 1978 and is headquartered in Irving, TX.

The American Institute of Certified Public Accountants provides vocational education in accounting. The company provides services to the accounting community, regulatory bodies, and other organizations. It also operates in Jersey City, Washington, and Lewisville. It was founded in 1887 and is headquartered in New York City, NY.

Part of Tetra Tech, Inc., The Thomas Group designs institutional facilities. The private company is based in Ithaca, NY. The Thomas Group was acquired by Tetra Tech, Inc. on March 27, 2002 for $22.40 million.

Financial Executives International enhances member professional development through peer networking, career planning services, conferences, publications and special reports, and research. Its members include Chief Financial Officers, Vice Presidents of Finance, Treasurers, and Controllers. The company was founded in December 1931 and is headquartered in Morristown, NJ.

Ryan LLC engages in the provision of state, local, federal, and international tax advisory and consulting services on a multi-jurisdictional basis, including audit defence, tax recovery, credits and incentives, tax process improvement and automation, tax appeals, tax compliance, and strategic planning. The firm offers its services to the construction, financial services, food services, healthcare and pharmaceuticals, manufacturing, oil and gas, retail, telecommunications, transportation, and utilities sectors. The company was founded by Chris F. Collis and George Brint Ryan on July 15, 1991 and is headquartered in Dallas, TX.