Cheryl Mayberry-McKissack

3com Megahertz Corp. provides voice and data networking products and services. The company was founded by Robert M. Metcalfe, Howard S. Charney and John P. Marshall in 1979 and is headquartered in Marlborough, MA.

PrivateBancorp, Inc. operates as a bank holding company, which through its subsidiary, The PrivateBank & Trust Co., provides banking products and services. The bank offers commercial banking, commercial and real estate lending, treasury management, personal banking, wealth management and trust, capital market, investment and investment banking services. It operates through three segments: Banking, Asset Management and The Holding Company Activities. The Banking segment includes commercial and personal banking services, which includes mortgage originations. The Asset Management segment includes investment management, investment advisory, personal trust and estate administration, custodial and escrow, retirement account administration and brokerage services. The Holding Company Activities segment includes the direct and indirect ownership of banking and nonbanking subsidiaries and the issuance of debt and intersegment eliminations. PrivateBancorp was founded by Ralph B. Mandell in 1989 and is headquartered in Chicago, IL.

Open Port Technology, Inc. provides internet telephony solutions. It has deployed global IP messaging services for telecommunication companies. The company was founded in 1993 by Randy S. Storch, Omprasad S. Nandyal & Martin T. Wegner and is located in Chicago, IL.

Information Technology Resources, Inc. provides technology consulting services. The private company is based in Buena Park, CA and has subsidiaries in the United States.

Johnson Publishing Co. LLC publishes magazines, periodicals and books. It has businesses in publishing, cosmetics, television production and fashion. Its brands include EBONY, JET magazines and Fashion Fair Cosmetics. The company was founded by Eunice W. Johnson and John H. Johnson in 1973 and is headquartered in Chicago, IL.

The University of Chicago Medical Center includes a primary adult care hospital, a children's hospital, a women's health and maternity facility, an outpatient care center, a network of area physicians and a home health care organization. The company was founded in 1927 and is headquartered in Chicago, IL.

The Economic Club of Chicago engages in fostering connections among leaders to encourage dialogue on important economic and social issues. It also cultivates the next generation of civic leadership. The company was founded by Lucius Teter in 1927 and is headquartered in Chicago, IL.

Nia Enterprises LLC operates as an online publishing, research and marketing services company. The firm offers NiaPulse and NiaOnline. The company was founded by Cheryl E. Mayberry-McKissack in January 2000 and is headquartered in Chicago, IL.