CPJ is a full-service civil engineering firm that has provided quality surveying, land planning, and engineering services to both the public and private sector since 1971. We are comprised of approximately 75 talented employees including licensed engineers, professional surveyors, and registered landscape architects. 

CPJ has maintained quality, reliability and cost competitiveness by using a highly proficient staff.  We are leaders in the use of advanced technology, both in equipment and staff training. Our knowledge of and comfort level with modern methods allows us to consistently produce a high quality product, control costs and meet deadlines. Our five core services - Planning, Engineering, Public Sector, Surveying, and Environmental Services - work cohesively to provide seamless customized services to our private and government clients.
CPJ’s corporate office is based in Silver Spring, MD with branch offices in Gaithersburg, College Park, Frederick, and Fairfax, VA.
© 2010 Charles P. Johnson & Associates, Inc.