Southwest Envirotx Partners LLC is a Texas and Oklahoma DOT vendor and supplier of innovative, cutting-edge, materials and technologies for highway/road construction and maintenance.  We specialize in products which have a much smaller carbon footprint, are safer to use and perform better than traditional materials – more economically.  In addition to unique products used in initial construction, Southwest Envirotx Partners LLC provides a wide array of preventative and corrective maintenance materials to a variety of Industrial and Commercial Property Development, Mining and Oilfield Operations, and governmental entities, such as DOTs, Counties, Cities, etc., etc.

We provide products, and technical services, covering the full spectrum of building and maintaining the working platforms, which support all travel surfaces, up through the final driving, walking, and performing surfaces. More specifically, we address issues related to sub-grade and base construction and maintenance, asphalt and concrete pavement construction, pro-active preventative maintenance, reactive corrective maintenance, real-time, professional grade, roadway surveys to collect road quality data to monitor road degradation over time – enabling proactive vs. reactive road maintenance, and Technical Training Services.


Texas and Oklahoma

Phone: (512)-779-4055


Catherine Lockhart



Scott Speer


Texas Sales

(512) 779 4055


Gene Bridges

VP Product Development & Compliance

Texas Sales

(214) 415 1111

John Cary

VP Sales

Oklahoma Sales

(405) 820-1454

Every customer’s need is unique, and deserves custom consideration. The more we know about your project, the more we can help recommend the solutions that will work the best for you. We look forward to receiving your telephone call!