Philip E. Ruben

Levenfeld Pearlstein LLC provides legal services. The private company is based in Chicago, IL. The company was founded by Robert G. Goldstein.

Part of Entrade, Inc., Artra Group, Inc. provides packaging services. The company is based in Northfield, IL.

Leap Marketing Group, Inc. provides strategic consulting and marketing development services primarily for companies in the technology sector. Its services include strategic positioning, launch management, lead generation, messaging and communications management and product strategy. It is headquartered in San Anselmo, CA.

The Illinois State Bar Association is a state bar association that serves lawyers. The association is based in Springfield, IL. The association provides various resources for lawyers, including legal forms, expert services, and publications. It also offers continuing legal education programs and hosts events for lawyers.

The Chicago Bar Association is a voluntary membership organization consisting largely of lawyers and judges from Cook County and the state of Illinois. The private company is based in Chicago, IL and has subsidiaries in the United States. The association works to establish and maintain the honor and dignity of the profession of law, promote the welfare of its members, and improve the effectiveness and efficiency of the administration of justice. Founded in 1874, it is one of the oldest and most active metropolitan bar associations in the United States.

DHR International, Inc. provides executive search and recruiting services. It offers services in the technology, board services, consumer, diversity, education, financial services, healthcare and life sciences, industrial, life sciences technology, media and entertainment, non-profit, professional services, and retail. The company has offices in Europe, Africa, Asia-Pacific, and Latin America. DHR International was founded by David H. Hoffmann in 1989 and is headquartered in Chicago, IL.