city of houston mayor s office affirmative action and contract compliance division minority women disadvantaged business enterprise m w dbe program persons with disabilities pdbe 611 walker 7 th floor tx 77002 713 837 9000 fax 9052 website http www houstontx gov aacc null certification dbes pdbes monthly directory provides contracting guide sources assistance quarterly newsletter the source to view publications go click then pre workshops thursdays 2 00 pm how do package a successful bid technical seminars for small firms sponsors government procurement connections co expo greater forum breakfast notifications by e mail ombudsman services information dispute resolution velma laws cityofhouston net department public works engineering daniel krueger deputy director construction 25 0540