DDM Surveying, Inc. is an East Texas based surveying and mapping company that specializes in Oil and Gas. Through modern surveying methods and 60+ years of experience, DDM delivers fast and accurate surveys at a competitive price point. DDM covers every angle in the surveying and mapping spectrum, from 150 acre topographical surveys to 1/2 acre subdivision lots. Located in the center of Henderson, Tx, DDM is focused on serving its clients, from multi-billion dollar companies to the local family. Our reputation with operators, land owners, engineers, title companies and banks is that we deliver..