Supervisory Staff

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Horace Wayne Walker, Jr., CFedS, PLS

  • Chief Executive Officer
  • State Survey Licenses in Alabama, Arkansas, Kentucky, Florida, Mississippi, Missouri, Ohio, South Dakota, Texas & West Virginia
  • Certified Federal Surveyor

Mr. Walker has more than 39 years' experience in the surveying profession. His current duties as CEO include overall management of company business along with business development in the federal, state and local markets. He has been directly responsible for securing more then 60 million in federal and state IDIQ contracts over the last 15 years. Those IDIQ contracts were for the following state and federal agencies Alabama DOT; Alabama Department of Conservation & Natural Resources; USACE Districts of Jacksonville, Mobile, New Orleans and Pittsburgh; NGS/ NOAA; NRCS; USFS and USFWS. Other duties include QA/QC on projects such as As-built Surveys, Large and Small Boundary Surveys, Construction Stake-Out, GIS, GPS Control (RTK and Static), Hydrographic Surveys (including Multi-Beam) Mean High Water Lines, Mortgage Surveys, Route Surveys, Topographic Surveys, Wetland Delineation, etc.

Douglas Wayne Cothern, PLS 

  • Survey Vice President- Florida
  • State Survey License in Florida
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Mr. Cothern has over 30 years’ experience in the Surveying profession, and has been involved in projects for both public and private sector clients.  Doug has experience with a variety of projects including boundary surveys, large scale topographic, construction staking, section breakdowns and countless residential and commercial surveys.  Doug is also well versed in elevation certificates and other FEMA surveys.

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David A. Ham, CH CST III

  • Hydrographic Vice President- Florida
  • Certified Hydrographer

Mr. David Ham has 28 years’ experience in the surveying industry. He began surveying shortly after High School as a Rodman. David quickly found a passion for the profession, with a keen interest in the Hydrographic Surveying field.
He has worked as a Project Manager on a wide variety of Surveying projects, from county-wide High Order GPS Height Modernization surveys to First Order Digital leveling.  He has been responsible for both small- and large-scale hydrographic surveying projects for various US Army Corp of Engineers Districts and Government Agencies, in addition to other Public and Private entities.     David holds a CST III – Construction certification, and following his passion for Hydrographic Surveying, became a Certified Hydrographer through the NSPS / THSOA certification program in 2013.