GreenVolts is a company that specializes in concentrating photovoltaic (CPV) systems. They deliver the solution as a 3 kW, two-axis tracker called a CarouSol. Basically it is a module about 20 feet wide that stands about 3 feet high and supports a number of mirrors (the light concentrators) which focus the sunlight onto specialized PV cells.
They focus on utility scale power generation.
Tinaja Labs 