1992 | | KRC Aggregate, Inc. | 1993 | | Alaska Basic Industries, Inc. | | Concrete, Inc. | | LTM, Incorporated | | Rogue Aggregates, Inc. | 1995 | | Hawaiian Cement (50%) | 1996 | | Baldwin Contracting Company, Inc. | | Medford Ready Mix, Inc. | 1997 | | Orland Asphalt | | Hawaiian Cement (remaining 50%) | 1998 | | Morse Bros., Inc. | | Mitchler Ready-Mix | | Lincoln Asphalt | | Farmers Sand & Gravel Quarry | | CleanSoils Alaska, Inc. | | Angell Bros., Inc. | | Davis Block | | Hap Taylor & Sons, Inc. | | Bend Aggregate & Paving Co. | | Elk Grove Ready Mix | 1999 | | Southern Oregon Underground, Inc. | | DSS Company | | JTL Group, Inc. | 2000 | | Pre Cast Concrete Company | | D'Agostino Companies | | Connolly-Pacific Co. | | Polson Ready Mix Concrete, Inc. | | Bracelin-Yeager | | Umpqua River Navigation Company | | Gresham Sand & Gravel Company | | Roseburg/Beaver State Companies | | Best Mix Concrete Co., Inc. | | A-1 Paving, Inc. | | Empire Sand & Gravel Co, Inc. | 2001 | | Bauerly Brothers, Inc. | | WHC, Ltd. | | Quality Rock Products | | Metro Rock & Construction Co. | 2002 | | Thorson, Inc. | | Granite City Ready Mix, Inc. Companies | | Figgins Sand & Gravel, Inc. | | Buffalo Bituminous, Inc. | | Gesell Concrete Products, Inc. | 2003 | | Atlas, Inc. | | Pioneer Construction, Inc. | | McElroy and Wilken, Inc. | | YB (Young Brothers) Holdings, Inc. | 2004 | | Masco, Inc. | | Becker Gravel Company, Inc. | | Pohakulepo Quarry | | Bismarck Sand & Gravel, Inc. | 2005 | | Norm's Utility Contractor, Inc. | | Jefferson State Companies | | Jebro Incorporated | | Irving F. Jensen/Brower Construction | | Fairbanks Precasters, Inc. | 2006 | | Wm. Winkler Company | | Valley Asphalt and Paving, Inc. | | Kent's Oil Service | 2007 | | Ames Sand & Gravel, Inc. | | Dakota Ready-Mix | | Lampasas Quarry | | Quality Concrete | | Star Aggregates | 2008 | | Fairbanks Block and Landscape Supply | | Yarbrough’s Material & Construction | | Amador Transit Mix | | Ideal Contractors | 2009 | | No acquisitions | 2010 | | No acquisitions in 2010 | 2011 | | Spirit Road Oils |
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Acquisitions
Knife River has a proven track record of acquisition and expansion within the construction materials industry. Our strategy is to acquire established businesses that have a proven history of performance, strong management, workplace safety and environmental compliance. In addition, we are seeking to grow our materials-based operations and to target opportunities in mid-sized markets that have above average growth potential. If you own or know of a business that would complement our operations, please feel free to contact us at acquisitions@kniferiver.com
Acquisitions by Product Line

Knife River Corporation States of Operation

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