The story of C.S. Davidson is more than just another successful business story. It’s the century-long story of three generations of family, along with loyal, dedicated employees, whose pursuit of excellence has earned a reputation of being among the best civil engineering firms in the business. With careful family guidance and strong leadership from within, C.S. Davidson has grown from a small surveying firm in 1923 to a prosperous, multi-disciplinary engineering firm of nearly 100 employees in South Central Pennsylvania. We provide excellence in engineering and customer service, helping our clients preserve, manage, and construct a better world.