Mechanical Contractors Associations of Texas
www.mcatexas.org
Mechanical Contractors Association of America
www.mcaa.org
United Association of Plumbers and Pipe Fitters
www.ua.org
AGC Houston Chapter
www.agchouston.org
Texas Construction Association
www.texcon.org
Associated Specialty Contractors
www.assoc-spec-con.org
ASC/ASA/AGC - Guidelines for a Successful Construction Project
www.constructionguidelines.org
State Board of Plumbing Examiners
www.tsbpe.state.tx.us
Texas Department of Licensing & Regulation - Air Conditioning & Refrigeration
www.license.state.tx.us/acr/acr.htm
Texas Legislature
www.capitol.state.tx.us
City of Houston
www.cityofhouston.gov