Rock Engineering & Testing Laboratory INC. is the premier company for geotechnical and construction material testing in Texas. RETL provides comprehensive investigations for geotechnical engineering concerning earth materials and their relationship pertaining to engineered structures. RETL offers geotechnical engineering, geotechnical and environmental drilling, and construction materials engineering
M. & M. — Good folks and they provide a needed service and do it well. They have the machines and a great facility to do their testing
To be the engineering company that sets the standard for quality services through a reliable and dependable work process. To secure our clients trust and confidence in our capabilities through quality and dependable services. Since our founding in 1992, Onyx engineers and project managers capitalize on their former operating company employment experience to understand our client's needs and meet expectations
Leslye King — It's an ok place but a lot of people r too judgemental there.
Through the years, we've grown to become an industry leader in surveying and site development work for both domestic and commercial land developers. Our expertise also extends to master plans, site development work and construction supervision on water, wastewater and drainage projects for several South Texas municipalities and other governmental entities.
Denis Sychev — Completely unprofessional and incompetent engineers working there. After paying them to reduce easement on my property, the