Electrical Representatives West (ERW), founded in 1975, is a Seattle-based lighting and controls consultant serving the Pacific Northwest. The company represents manufacturers and provides design, specification, and technical assistance for commercial and residential lighting projects, including des

E-Factor Engineering is a mechanical engineering design firm incorporated in Vancouver, B.C. in 2005. The company specializes in designing and optimizing HVAC, plumbing, and fire protection systems for commercial, institutional, and multi-residential buildings. Services include full design from conc

Claude R. Engle, Lighting Consultant is a lighting design firm established in 1968 in Bethesda, Maryland. Founded by Claude R. Engle III, who trained in electrical engineering and theatrical lighting, the firm applies lighting design as an integral part of architectural design. The firm's services i

Tri Tech Automation is a systems integrator serving industrial clients in the St. Louis and Tulsa regions. As a Rockwell Automation Platinum Partner, the company specializes in unlocking operational capacity through custom-tailored automation solutions, digital transformation, and data-driven insigh