John C. Robak

National Association of Corporate Directors provides online and print information services to directors of public companies. It offers in-boardroom education, evaluation, governance reviews, board composition and succession planning, board recruitment, ongoing advisory, insights, and analytics services. The company was founded in 1977 and is headquartered in Arlington, VA.

Chicago United operates as a non-profit organization. The firm specializes in corporate governance, multiracial leadership and minority business enterprises. The company was founded in 1968 and is headquartered in Chicago, IL.

Greeley & Hansen LLC provides engineering solutions. The firm provides engineering solutions for a wide array of water, wastewater, water reuse, and solid waste challenges aimed at improving public health, safety, and welfare. The company was founded by Samuel A. Greeley in 1914 and is headquartered in Chicago, IL.

The Magnificent Mile Association operates as a membership association. The company was founded in 1912 by Tim O?Malley and is headquartered in Chicago, IL.

World Business Chicago provides economic data and statistical assistance services. The company was founded in 1999 and is headquartered in Chicago, IL.