About Us

Andress Surveying, LLC was established in the summer of 2015 by Ross and Lonnie Andress to provide quality land surveying services throughout East Texas and the Trinity Valley.  We offer a wide variety of land surveying services for the real estate, engineering, construction and oil and gas sectors.

Our staff is very experienced and well established in the Henderson and Navarro County areas, some having had a presence in the area for over 30 years.  Using the latest Leica Geosystems GPS and Leica conventional equipment in the field, along with Carlson AutoCAD software in the office, we strive to provide the best service possible.


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 Ross Andress,  R.P.L.S.  #6464,  President  &   Lonnie Andress,  Vice President

​Texas Board of Professional Land Surveying -   Firm Number,  10194120


Ross Andress, President
Texas Registered Professional Land Surveyor #6464

Ross Andress has been working in the land surveying industry since 2005.  He is a graduate of Athens High School (2006) and has a Bachelor of Science Degree from the University of Texas at Tyler (2009).

He passed his licensing exam in December of 2013 and previously worked in the Houston, Texas area in the oil and gas industry as a project surveyor and project manager.  As a project manager, he oversaw the staking of over 350 wells within 80-plus drilling units in a multi-county area in the Eagle Ford Shale, as well as having managed a 60 mile pipeline gathering system.


Billy Murphree, County Surveyor of Henderson County
Texas Registered Professional Land Surveyor #3962

Billy Murphree is a graduate of Athens High School (1967) and of Henderson County Junior College (1970).  He served in the United States Army 82nd Airborne Division from 1971 to 1974.

After returning to Athens, he became registered in 1981 and has worked in the East Texas area since that time.  He was voted to be the County Surveyor of Henderson County in November of 2014.

Lonnie Andress, Vice President
Lonnie Andress has been working as a land surveyor for over 30 years.  He established Andress Surveying, LLC with his son, Ross and is the company’s Vice President and Registered Agent.

Harvey L. Walker, Field Crew Chief
Harvey Walker has been working as a land surveyor for over 30 years in East Texas.  Harvey leads and assists with field operations.

Andress Surveying Athens, TX East Texas/ Trinity Valley