Shimmick Corp

Shimmick provides complete solutions for the water market and other essential infrastructure sectors, including energy, climate resilience, and sustainable transportation. Headquartered in California, the company has over a century of experience. Shimmick's business includes construction operations from Morrison Knudsen and Washington Group International, which were combined in 2017 by AECOM. In 2021, Shimmick became an independent company under new private ownership after being sold by AECOM. In November 2023, the company completed its initial public offering, and its common stock is traded on the Nasdaq Capital Market under the symbol "SHIM". As of January 2, 2026, Shimmick had a project backlog of approximately $793 million. Most of these projects are located in California, with additional ongoing projects in six other states: TN, TX, WY, ID, HI, and WA. The company self-performs many of its projects. Shimmick focuses on specific types of infrastructure projects, including Water Treatment and Resources. In this area, they expand, rehabilitate, upgrade, build, and rebuild water and wastewater treatment infrastructure, including desalination plants. They implement treatment technologies such as ozonation, biological activated carbon, membrane filtration, reverse osmosis, chemical treatment, and oxidation. According to Engineering News Record, in 2025, Shimmick was nationally ranked as a top fifteen builder for water supply (#12), dams and reservoirs (#8), and water treatment and desalination plants (#11).