Our Team


Jess Mayfield
Is the President and majority owner of SOS Companies. He received an accounting degree from Texas A&M before serving in the Vietnam War where he attained the rank of captain.  He has 12 years of experience constructing wastewater facilities.  In 1980, Jess founded Rolls Management, a wastewater treatment plant operations company (Rolls Management eventually became SOS Enviro Services). He has served as President of SOS Companies since 1995 and currently manages sales for SOS Companies and operations for processing plants and SOS Enviro.

Jess is a member of First Presbyterian church where he serves on the Missions committee. He has served as president of the Olmos Kiwanis in 90 – 91, 06 - 07.

Jason Breithaupt
Is the Vice President of Operations and a part owner of SOS Companies. Over his life, he has accumulated 14 years of experience in the logistics industry including 3 years of experience with a competitor in Operations and Sales. He was instrumental in building SOS from a one truck operation to the market leader in Central and South Texas. Jason has been an equity holder of SOS Companies since 2001 and currently manages all of SOS Liquid Waste Haulers’ operations.

Jason is a member of Grace Bible Church where he teaches Sunday School. He also coaches softball in the La Vernia Little League as well as t-ball for the St Ann's Catholic Youth Organization.

Carter Mayfield
Serves as Finance and Marketing Director for SOS Companies. He earned a chemical engineering degree from The University of Texas at Austin before going to work for KBR as a plant design engineer. He later left the engineering profession to pursue and MBA and graduated with honors from the Wharton School of Business. After business school, Carter became a management consultant for Deloitte Consulting. There he advised companies on Sales & Marketing, Pricing, and Mergers & Acquisitions.

Carter recently relocated from San Francisco where he was a member of Christ Episcopal Church in Sausalito. He currently attends a joint bible study with First Presbyterian, Christ Episcopal, and Alamo Heights Methodist.

Our Team | Sales