Steven Saperstein

RIO Tinto Diamonds Ltd. engages in diamond exploration, mining, and sales and marketing. The company was founded on October 21, 2004 and is headquartered in London, the United Kingdom.

United Way of Greater St. Louis raises and allocates funds for charities. The company was founded in 1922 and is headquartered in St. Louis, MO.

Q & C International, Inc. was founded in 1994 and is a technical staff augmentation firm that provides temporary, permanent, and project team solutions in the areas of engineering, information technology, and scientific services. The private company is based in St. Louis, MO. The company leverages its expertise in engineering services to offer customers a full range of contract engineering/manufacturing solutions that include foreign supplier identification and qualification, procurement and quality management, turn-key contract manufacturing, and after-sales services, as well as in-house or offshore engineering solutions. QCI has offices in both the United States and China and helps its customers to cut manufacturing and service delivery costs without compromising quality.

Rio Tinto Minerals, Inc. processes salt, talc and borate minerals. Its products are used in the production of fiberglass, glass, ceramics, fertilizers, wood preservatives, automotive and electronic products, pharmaceuticals and personal care products. The company was founded in 2006 and is headquartered in Salt Lake City, UT.

Dampier Salt Ltd. supplies solar salt and gypsum. Its salts are used in plastics, glass, detergents and soaps, glasses, textiles and paper, nylon for rackets, and food applications. The company was founded in 1967 and is headquartered in Perth, Australia.

Rössing Uranium Ltd. operates as uranium mining company. It offers mining, processing and engineering services. The company was founded in 1976 and is headquartered in Swakopmund, Namibia.

Australian Institute of Co. Directors is a non-profit organization that provides leadership on director issues. It offers governance education, director development, and advocacy. The organization was founded in January 1, 1990 and is headquartered in Sydney, Australia.