Pssst! Know where a fella can find some spare flex space? PS Business Parks does. The company is a self-managed real estate investment trust (REIT) that owns, develops, and operates industrial, office, and flex (combined industrial and office) properties. The REIT owns assets in eight states, with concentrations in California, Virginia, Florida, and Texas. Its portfolio includes some 27 million sq. ft. of multi-tenant industrial and office space, including light manufacturing plants, warehouses, distribution centers, and research and development facilities. The company also manages more than 1 million sq. ft. of properties owned by self-storage giant Public Storage, which owns some 23% of PS Business Parks.