Acres Home Partner Directory Go back to directory. Add to Address Book. City of Houston – Office of Business Opportunity City of Houston – Office of Business OpportunityDirector Contact: Marsha Murphy 611 Walker Street, 7th Floor Houston Texas 77002 work Work Phone: 832-393-0600work Work Email: Director.OBO@houstontx.govINTERNET Website: City of Houston-Office of Business Opportunity Categories: Government Agency Updated 1 year ago.