A Company Rich in History and Family Values.
Join Our TeamOur History
1850
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1852Hahn Bro's, Inc. founded in Muscatine, IA, primarily as a farming operation by the Hahn family.
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1853Builders Sand & Gravel founded by Hans Koos in Davenport, IA.
1860
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1860Builders Sand & Gravel is a key material supplier for the construction of the Rock Island Arsenal.
1880
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1888W.G. Block is founded in Davenport, IA as a coal and Ice supplier.
1890
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1890Henry Hahn builds a sand plant on Muscatine Island, the operation fails within a few years.
1900
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1917Hahn Bro's, Inc. is the largest supplier of cabbage to the U.S. military in WWI.
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1920Robert Hahn designs and builds the world's first roller bearing mounted centrifugal sand pump. He declines to get a patent. Hahn re-enter's the sand business.
1930
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1932Builders Sand & Cement acquired by Miss Ethel Delarue.
1950
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1950Builders enters the ready mix concrete industry.
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1952Edwards Ready Mix founded in Geneseo, IL.
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1955Robert Hahn and his son Tom set up Hahn's first ready mix concrete batch plant in Muscatine.
1980
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1980After Miss Delarue's passing, Builders is sold to Alter Corp.
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1984Tom Hahn sets up Hahn's first automated batch plant in Muscatine.
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1988Hahn Ready Mix acquires Grunder & Sons Ready Mix with locations in West Liberty, Wilton, Durant and Walcott.
1990
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1991Hahn acquires Mercer County Ready Mix in Aledo, IL.
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1991Alter Corp sell Builders Sand & Cement to Ira Weindruch.
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1995Hahn sets up their first portable batch plant to service the construction of the IPSCO Steel Plant in Blue Grass, IA. The project consisted of over 90,000 cubic yards of concrete.
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1997Builders Sand and Cement acquired by Brian Hahn.
2010
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2012W.G. Block Co. and Edwards Ready Mix acquired by Brian Hahn.
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2017Block Ready Mix Group And Builders Sand & Cement merged into Hahn Ready Mix.
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2017Hahn Ready Mix is selected to supply the concrete for the new I-74 Bridge in the Quad Cities. This will entail nearly 175,000 cubic yards, counting both the bridge and related projects.