HOUSTON — The Meritex Co., a Minnesota-based investment firm, has purchased Park 225, a 121,520-square-foot light industrial building located at the interchange of Highway 225 and Beltway 8 in Houston. The property was fully leased to four tenants at the time of sale. Tom Lynch of CBRE brokered the deal. Stream Realty Partners will manage the property. With this acquisition, Meritex now owns more than 500,000 square feet of industrial space in the metro Houston area.