Jack van Kleunen

Founded in 1977, Vestar Development Co. is a private equity firm located in Phoenix, Arizona

Koll Development Co. LLC provides commercial real estate services. It develops corporate buildings and campuses, furnishes project and construction management, manages land assets, and acquires existing and surplus corporate facilities. The company was founded in 1989 and is headquartered in Dallas, TX.

Tishman Speyer Properties LP (Tishman Speyer) is a private equity and venture capital real estate firm founded in 1978 by Robert Valentine Tishman and Jerry Irving Speyer. The firm is headquartered in New York.

Lowe Enterprises, Inc. provides real estate investment, development, and management services. The firm's services are offered to domestic and foreign financial institutions, corporate and private owners, and government agencies. The company was founded by Robert J. Lowe in 1972 and is headquartered in Los Angeles, CA.