Michal Krzysztof Rybak

LUX MED Sp zoo provides healthcare services. The firm offers monthly medical plans, preventive schemes, check-ups, diagnostics, and hospital services. The company was founded in 1992 and is headquartered in Warsaw, Poland.

Magodent Sp zoo operates cancer detection and treatment centers. It offers hospital treatment, oncology outpatient facilities, rehabilitation center, diagnostic laboratory, general, and specialized medical services. The company was founded in 2000 and is headquartered in Warsaw, Poland.

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.

Ernst & Young provides accounting services. Its services include auditing, accounting, tax and transaction services, assurance and advisory business, online transaction advisory and a wide range of financial services. The company was founded by Arthur Young and Alwin C. Ernst in 1881 and is headquartered in Kansas City, MO.

Medycyna Rodzinna SA provides health care services to corporate and individual clients. It operates a network of specialty hospitals and outpatient clinics, and offer health care plans, prophylactic schemes, and vaccination programs. The company was founded in 1998 and is headquartered in Warsaw, Poland.