Meet Our Staff

Eby Survey, formerly Harris & Petrus Survey (opened in 1978), is owned by Nathan Eby, Registered Professional Land Surveyor.  Nathan has years of experience in the surveying field and has a Master of Science degree in Geospatial Engineering from Texas A&M University Corpus Christi.  We are a land survey company, which provides land and oil field surveying and geographic information systems services.  As we focus on customer service, our goal is to perform above and beyond our client’s expectations.  We are experts in oil and gas related surveying, land surveying, GIS services, and dimensional control in addition to our extensive knowledge and expertise in commercial title work.  We are a member of ISNet World and subscribe to a high level of standards.  No job is too large or too small, and our confinement is only to the boundaries of the State of Texas.  We are experienced with large scale dimension control (construction), ALTA/ACSM surveys, wind farms, pipeline corridors, and well staking (land or near shore).  We use state of the art technology and software to deliver an excellent product quickly, and at a competitive price.

Nathan Eby,



David Gonzales, Jr.

Project Manager


Sid Garcia

Senior Survey Technician


Kay Altheide



Company News

February 2014

- Eby Survey moves into a new 3000 square foot building after South Texas oil boom. The new office has a shop for supplies and vehicle maintenance, 5 offices, 10 drafting stations, and a conference room. Please stop by and check it out!


October 2011

- Eby Survey successfully purchases South Central Texas survey/engineering company Harris & Petrus Survey. After over 30 years in business, the new company will be named Eby Survey and office out of Woodsboro, Texas. The transaction provides more breadth and reach to land and oil survey services in the region.