Tetra West Technology - Suppliers of Specialty Metals, Solar Energy Systems, Trigeneration and Combined Power and Heat services, Industrial Equipment, Construction equipment and Service Parts, focused on Mexico and South America. Customers include PEMEX, EVYA and GCC Cementos. Tetra West Consulting - Supply Chain Outsourcing, Project Management, Engineering and Achitecture Consulting. Customers include PEMEX, EVYA and GCC Cementos. Tetra West Solar - Manufacturers of Onshore and offshore Solar and wind systems Customers include Diallight, EVYA and PEMEX Tetra West Power - Manufacturers and Installers of Trigeneration/Combined Power and Heat, Carbon Tax and Power Generation/Power Plant Efficiency Experts.