Site Surveying, Inc. was established in 2008. Thomas Woldendorp was previously a principal of GeoDatum, Inc., an Issaquah based Civil Engineering, Structural Engineering and Land Surveying firm. Mr. Woldendorp felt that a return to a Land Surveying specific approach would better serve his clients, and therefore left to form Site Surveying, Inc.

The firm was founded and is operated by Thomas Woldendorp, PLS.  Mr. Woldendorp has 38 years of experience in the surveying field.  Mr. Woldendorp is a graduate of the University of Cape Town in South Africa with a BS in Land Surveying.  Additional information on the principal and key staff is found in the professional qualifications section of this site.

The range of projects completed by the principal of Site Surveying, Inc. demonstrates the firm’s ability to perform complex, large-scale land development projects.

Site Surveying, Inc. has invested in the latest technology including Emlid Global Positioning Systems (GPS), Geographic Information Systems (GIS), Spectraprecision Robotic Total Stations and Autocad LDD, Microstation, Eagle Point and Microsurvey 2025.