Walter D. Downing

Southwest Research Institute is a research and development organization. It offers technical services in engine design and development, emissions certification testing, fuels and lubricants. The firm provide services to automotive and transportation, biomedical and health, chemistry and materials, defence and security, electronics and automation, energy and environment, manufacturing and construction industries. The company was founded in 1947 and is headquartered in San Antonio, TX.

Signature Science LLC offers technical consulting services. It serves the government and commercial clients through an array of technical offerings. The firm combine scientific rigor with processes to deliver projects and contracts. The company was founded in March 2001 and is headquartered in Austin, TX.

Free Trade Alliance San Antonio provides international trade financing. It offers export assistance programs and services, advocacy strategies and activities for selected international business issues. The company was founded in 1994 and is headquartered in San Antonio, CA.