C.S. Davidson, Inc.
Civil EngineeringPennsylvania, United States51-200 Employees
C.S. Davidson, Inc. is a regional civil engineering firm based in York, Pennsylvania, with roots dating back to 1923 when it began as a surveying practice. It has grown into a multidisciplinary firm serving South Central Pennsylvania, delivering engineering expertise and attentive service to help clients plan, manage, and construct infrastructure. The company emphasizes engineering excellence and customer service to support the preservation and improvement of the built environment. The firm has been guided by multiple generations of the founding family, with leadership continuing from within as it has evolved. In March 2026, the firm announced an expansion of its Lancaster offices and a relocation to reinforce its presence in Lancaster, Pennsylvania. This regional footprint reflects the company's focus on serving local projects in the civil engineering sector.