Geodetic Consulting Services
John Hamilton, President of Terrasurv, has 40 years of experience in designing,
performing, analyzing, and adjusting geodetic control surveys, including GNSS, Total
Station, and Differential leveling. He bas bluebooked (submitted to NGS for
inclusion in the National Spatial Reference System) dozens of GNSS and leveling
projects.
He has written many software programs to process and analyze all types of
survey data, and has assisted other companies and agencies in the execution of
geodetic control surveys. In addition, he has developed numerous databases and
database access programs to deal with datasets small and large. He is an expert
in least squares adjustments and has given numerous workshops on geodetic
topics in both the US and internationally.