From Business: Patrick Engineering Inc. specializes in engineering solutions that offers project management and engineering services to its customers. Located in Chicago, Ill., the company…

From Business: Established in 1961, Henneman Engineering offers a range of fire protection design, plumbing, and mechanical, electrical, and structural engineering services. The company…

From Business: Founded in 1979, Collins Engineers provides design and analysis services for the transportation, marine and construction industries. It is a member of the American Council of…

From Business: Established in 1944, H.W. Lochner is an employee-owned engineering and consulting company. It maintains a staff of more than 500 employees and operates over 25 offices…

From Business: Setting new standards in infrastructure management, Greeley & Hansen is an environmental engineering firm that specializes in water, wastewater and solid waste management. The…

From Business: Edwards and Kelcey is a nationally recognized engineering, design, planning and construction management firm. It assists public sector clients and private developers in the…

From Business: HNTB Corporation is a national transportation infrastructure firm. It offers extensive design, engineering and planning services to federal, state and local public and private…

From Business: SDIENGR Corp. is an engineering firm serving public and private markets. SDIENGR Corp. is an Illinois company incorporated in 1994 and serves the Chicago land and greater…

From Business: Skidmore, Owings & Merrill is responsible for the design and construction of America's tallest building, the 109-story Sears Tower in Chicago. Founded in 1936, Skidmore, Owings…