SouthWestern Power Group Employee Directory
Electric Power GenerationArizona, United States11-50 Employees
SouthWestern Power Group is a Phoenix-based developer of utility-scale power generation and transmission projects focused on the Desert Southwest. Since 2000, SWPG has contributed to grid reliability and resilience through permitting, engineering, construction, and ongoing operations. The company leverages decades of industry experience and collaborates with utilities, regulatory agencies, and transmission authorities. SWPG is a wholly owned subsidiary of MMR Group, a global contractor in electrical and instrumentation construction and technical services. In the electric power generation and transmission sector, SWPG serves utilities and regulatory bodies in the Desert Southwest, guiding the development and implementation of large-scale infrastructure projects. A notable recent development is the RioSol Transmission Line—a 557-mile HVAC corridor spanning New Mexico and Arizona, announced in 2024.