Kleinfelder
Kleinfelder, Inc. is an engineering, construction management, design and environmental professional services firm. Kleinfelder operates over 100 office locations in the United States, Canada, and Australia. The company headquarters is located in San Diego, California.
History
In 1961, the company was founded by Jim Kleinfelder in Stockton, California under the name of Stockton Testing and Controls. The company was primarily involved in construction materials testing.In September 2016, George J. Pierson, former CEO of Parsons Brinckerhoff, was named CEO of Kleinfelder, replacing Kevin Pottmeyer, the company's interim president and CEO.'
In December 2018, a majority stake in the firm was acquired by Wind Point Partners, a private equity firm based in Chicago.
In September 2019, Louis Armstrong was named president and CEO of Kleinfelder, and George Pierson became Kleinfelder's executive chairman.
From 2019 to 2021, Kleinfelder acquired Century Engineering Inc., Advantage Engineers, Garcia and Associates, Poggemeyer Design Group, and Gas Transmissions Systems.
On September 18, 2023, Lindsay Goldberg, LLC, a private equity firm, acquired the majority stake of Kleinfelder. Financial details of the transaction were not disclosed.
In 2025, Kleinfelder acquired Veenstra & Kimm, Inc. for an undisclosed amount.
Markets
Kleinfelder's primary markets are energy, facilities, federal, transportation, and water.Notable projects
The company is made up of engineers, scientists, and construction professionals in the sectors of transportation, water, energy, and other private infrastructure. Projects within the markets the company serves include:Energy Market:
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Private/Facilities Market:
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Transportation Market:
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Water Market:
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Government/Federal Market:
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