David Z. Kushner

American Concrete Institute operates as an institute for the development of consensus-based standards, technical resources, educational and training programs and certification programs. The company was founded in 1904 and is headquartered in Farmington Hills, MI.

Alpha Construction & Engineering Corp. provides construction, architecture and engineering services. The company is headquartered in Dulles, VA.

GEI Consultants, Inc. provides engineering, environmental, and ecological consulting services. It also provides geotechnical, water resources, environmental, and ecological science, and engineering consulting services. The company was founded in 1970 and is headquartered in Woburn, MA.

National Institute of Building Sciences operates as a non-profit organization. The firm brings together representatives of government, the professions, industry, labor and consumer interests, and regulatory agencies to focus on the identification and resolution of problems and potential problems that hamper the construction of safe, affordable structures for housing, commerce and industry. The company was founded in 1974 and is headquartered in Washington, DC.

Clinical Trials Ontario operates as a research and development company for various diseases. The company was founded in 2012 and is headquartered in Toronto, Canada.