Hartman is a premier property management company in the Houston, Dallas, and San Antonio markets with more than 59 commercial ... properties totaling over eight million square feet. Hartman has owned and operated commercial office properties since 1983, offering premium office space at attractive rates. With more than 38 years of commercial leasing expertise in Houston, San Antonio, and Dallas, Hartman knows exactly what their customers require. For more information, visit www.hi-reit.com. read more