Mark Hacker

Arthur Andersen LLP used to provide accounting services. It was also into consulting services for clients that operate businesses throughout the United States and around the world. Arthur Andersen was founded in 1913 and was headquartered in Chicago, IL.

Buchanan Ingersoll & Rooney PC provides legal services. The firm offers services in the areas of commercial litigation, taxation, government relations, family law, labor and employment law, European law and intellectual property. The company was founded in 1850 and is headquartered in Pittsburgh, PA.

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.

Vertex Standard USA, Inc. manufactures and supplies radio communications equipment to commercial communication and public safety markets. The company is headquartered in Chicago, IL.

Wireless Technology Equipment Co., Inc. provides wireless technology and communications products and service solutions. Its services include equipment repair, system management, engineering services, warranty information and two-way rentals. The company was founded by Douglas D. Parrish Sr. on January 19, 1996 and is headquartered in Orlando, FL.

100 Club of Chicago provides fundraising services for the families of police officers and firefighters who die in line of duty. The non-profit company is based in Chicago, IL.