Minneapolis-based Target had 147.5MW in place across 300 installations versus 145MW located at 364 sites for rival Walmart, the largest global company by sales. Walmart has installed 21.2MW thus far in 2016.

Prologis, an industrial real estate developer based in San Francisco, was third with a total 107.8MW of PV installations. Rounding out the top 10 were Apple (93.9MW); retailer Costco (50.7MW);