Klein and Hoffman, Inc.
Specializing in the restoration and rehabilitation of building facades and structural systems.
www.kleinandhoffman.com
Collins Engineers, Inc. (CEI)
Specializes in underwater inspection, bridge design and water studies.
www.collinsengr.com
Greeley and Hansen
An environmental engineering firm specializing in water and wastewater engineering, provides solutions on water resources issues and air quality management.
www.greeleyhansen.com
Halvorson Kaye Structural Engineers
Offers comprehensive structural engineering services on a wide range of projects to public and private clients worldwide. Located in Chicago, Illinois.
www.halvorsonkaye.com
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