The sinobi ransomware group listed CPS on its data leak site on 2025-12-09. Sector: Other Claim as published on the leak site: CPS, Ltd. is a full-service engineering firm based in Grand Forks, ND, specializing in municipal engineering, transportation, water resources, solid waste management, and construction engineering. Established in 1979, the company aims to provide innovative, technically sound designs tailored to meet the unique needs of clients in communities, companies, and governmental agencies across North Dakota and northwest Minnesota. Their services also include land planning and surveying, ensuring accurate data and documentation for a variety of projects. CPS, Ltd. is committed to leveraging its experience and expertise to support clients in achieving successful project outcomes.