The Walsh Group has practiced general building construction since its foundation in 1898 by Matthew Myles Walsh. Currently in its fourth generation of leadership, the firm has been a family held business since that time.

Walsh Construction was incorporated in the State of Illinois in 1949; in order to facilitate national expansion efforts, The Walsh Group and additional subsidiary Archer Western were founded in 1983. In 2010, The Walsh Group officially acquired California-based Heavy-Highway contractor R&L Brosamer. Each company has experience with a wide variety of building, civil, and transportation sectors including wastewater and water treatment plants, rapid transit, highway and bridgework, educational facilities, warehouse/distribution facilities, athletic facilities, correctional facilities, office, design-build, and more. The Walsh Group has invested over $450 Million in capital equipment and regularly employs over 5,000 engineers and skilled tradesmen.


Walsh Construction Company is a Chicago-based general contracting, construction management, and design-build firm. Walsh is recognized as the largest construction firm in Chicago according to Crain’s Chicago Business, as well as one of the nation’s top 15 contractors according to Engineering News-Record (ENR). The firm has experience with a wide variety of building, civil, and transportation sectors. Maintaining regional offices across North America, Walsh Construction operates using Union Labor and Union Subcontractors.


Archer Western was established in 1983 and incorporated in the State of Illinois. Headquartered in Atlanta, GA, the company is served by seven regional offices nationwide. Archer Western is a subsidiary of The Walsh Group, a general contracting, construction management, and design-build firm currently ranked among the nation’s Top 15 Contractors according to ENR. The firm performs as an open-shop contractor and is an expert in various building, civil and transportation sectors. In all of its years of construction operations, Archer Western has never failed to complete a contract.


R&L Brosamer, Inc. is a highway, heavy construction and engineering contractor, located in the East Bay Area in Walnut Creek, California. Incorporated in 1994, they currently serve the western states of Arizona, California, and Nevada. Brosamer specializes in concrete paving, canal lining, airports, bridges, overpasses, underpasses, pump plants, light rail systems infrastructure, highway and freeway widening and resurfacing, sound walls and retrofitting projects. The company has successfully completed large projects with agencies such as Caltrans, Los Angeles World Airports, City of San Jose, Santa Clara Valley Transportation Authority, Port of Oakland, and the Arizona Department of Transportation.


929 West Adams, Chicago, Illinois 60607, USA
929 West Adams Chicago, Illinois 60607
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