CJD is a consulting firm providing mechanical engineering, electrical engineering, and energy services. Our offices are located in Springfield, MO. Prior to and since establishing CJD in 2005, we have developed strong working relationships with many local and regional clients, including architects, contractors, developers, and building owners and operators. Our team members are the foundation of our strength and success. We have assembled a team that includes extremely qualified, talented, and experienced engineers and technicians.


Our team is dedicated to providing engineering and energy solutions that positively support and impact the goals of our clients.