Leonard Wanger

VitalStream Holdings, Inc. provided audio and video streaming, web conferencing, media hosting and payment processing and consulting services. The company was founded in 1986 and was headquartered in Irvine, CA.

William Harris Investors, Inc. (WHI) is a privately-owned investment and wealth management firm headquartered in Chicago, Illinois. The firm serves as the family office for the Irving B. Harris family. Founded in 1976 by Irving B. Harris to manage his own family's capital, WHI has expanded its services and today provides a broad range of professional and wealth management services, including financial and estate planning, trust services, cash management, accounting and administrative services, tax preparation, and a variety of philanthropic services to four generations of the Harris family.

MDL Information Systems, Inc. provides technical software solutions. The firm provides solutions such as information research and retrieval services. It is engaged in discovery informatics for the life sciences, chemistry industries and academia. The company is was founded in 1978 and located in San Leandro, CA.

GameWorks, Inc. operates as a full entertainment and dining experience for families, teens, and millennial. It offers interactive activities such as laser tag, billiards, and other special attractions. It also operates a gaming and events-driven restaurant and sports bar. The company was founded in 1997 and is headquartered in San Francisco, CA.

Part of Dassault Systèmes SA, Interactive Simulations, Inc. develops 3-D structure visualization software. The company is based in San Diego, CA. The company was founded by Leonard Wanger. Interactive Simulations was acquired by MDL Information Systems, Inc., part of Dassault Systèmes SA from October 02, 2007 on April 30, 1999.

Impossible Objects LLC provides 3D printing technology. It offers carbon fiber, kevlar, and fiberglass composites. The company was founded by Robert Swartz in 2011 and is headquartered Northbrook, IL.

Patra Corp. engages in the provision of processing services to insurance companies. Its services include business process outsourcing, insurance processing, small account solutions, acquisition, and insurance technology. The company was founded by John S. Simpson in 2005 and is headquartered in El Dorado Hills, CA.