Sterling Infrastructure Closes Acquisition Of Stone Ridge Contracting, Adding To Its E-Infrastructure Solutions Segment; Purchase Multiple Within Typical Range, Paid In Cash And Stock

Sterling Infrastructure, Inc.

Sterling Infrastructure, Inc.

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Acquisition Expands Sterling's E-Infrastructure Site Development Services Into the Pacific Northwest

THE WOODLANDS, Texas, June 9, 2026 /PRNewswire/ -- Sterling Infrastructure, Inc. (NASDAQ:STRL) ("Sterling" or "the Company") today announced that it has closed on the acquisition of Stone Ridge Contracting, LLC. (Stone Ridge), a Pocatello, Idaho-based site development contractor. Stone Ridge will join Sterling's E-Infrastructure Solutions segment.

The purchase price multiple paid for Stone Ridge is within Sterling's typical range for site development assets. The upfront purchase price consists of a combination of cash and Sterling common stock. Additionally, Stone Ridge has an earn out opportunity, contingent upon meeting certain EBITDA targets on or before December 31, 2031.