HOUSTON — HFF has negotiated the sale of three office properties totaling 230,506 square feet in Houston. Amerix Capital purchased 2930 West Sam Houston Parkway; Enterprise Holdings bought 10401 CentrePark Drive; and S&B Engineers & Contractors Ltd. acquired 15150 Memorial Drive. The first two properties were built in the early 2000s, are located in Houston’s West Belt submarket and were 94.2 percent and 69.7 percent leased at the time of sale, respectively. The third property was built in 1992 and is located in the Energy Corridor area. Dan Miller and Trent Agnew of HFF represented the privately held seller, Houston-based MetroNational, in the transactions.