Tetrawest Technology - Suppliers of Specialty Metals, Solar Energy Systems, Industrial Equipment, Construction equipment and Service Parts, focused on Mexico and South America. Customers include PEMEX, EVYA and GCC Cementos.

Techwest Consulting - Supply Chain Outsourcing, Project Management, Engineering and Achitecture Consulting. Customers include PEMEX, EVYA and GCC Cementos.

Tetrawest Power - Manufacturers of Onshore and offshore Solar and wind systems, Carbon Tax and Power Generation/Power Plant Efficiency Experts. Customers include EVYA and PEMEX