Dodson-Thompson-Mansfield, PLLC (DTM), is a locally owned consulting firm located in Oklahoma City that provides professional surveying and engineering services to a wide range of private as well as public clientele.

DTM's staff is comprised of registered professional land surveyors and engineers, survey/engineering technicians, survey crews and support staff who have extensive experience in all aspects of land services.

Members of our staff have a combined experience of over 100 years in the fields of surveying and civil engineering.

Honoring our commitment to excellence is the cornerstone to the success of DTM and is the reason for our continuing relationship with clients which we have partnered with in completing past projects.