Technology, Engineering, & Consulting for the Solar Industry TECSI Solar was established with the single purpose of advancing the engineering capabilities of companies in the solar space. The solar industry is a fast-paced and volatile market making long term investment in large scale engineering teams difficult to maintain. TECSI is intended to fill those gaps and bring technical expertise to where and when you need it. Our staff of mechanical, electrical, civil, and structural engineers are solar experts and have vast experience developing, certifying, and fielding solar products. TECSI has an extensive machine shop and testing facility to help prototype and validate designs in record time resulting in lower development costs and quicker times to market. Don't settle for less, call TECSI Solar.