Bob Holt, founder of Holt Survey Associates, has been a licensed surveyor in the state of Vermont for over three decades.  He is a proud grandfather and great steward and teacher of the profession.  

Ethan Gilmour is a surveyor in training, pursuing his license under the expert guidance of Mr. Holt.  He came to Holt Survey Associates with a background in GIS and regional planning after a successful professional cycling career.  Ethan is the state coordinator for the National Society of Professional Surveyors Young Surveyors network and a Certified Survey Technician.  He is also a licensed Wastewater Treatment System & Potable Water Supply Designer.  Visit for more information.