CONTACT INFORMATION Address: 8690 Lambright Road Houston, Texas 77075 Telephone Numbers: Texas 713-991-4444 Outside of Texas 888-234-3448 Fax 713-991-4445 Internet Mail: General Inquiries generalinfo@dhgt.com President John F. Angelina jfa@dhgt.com Estimating/Business Development John W. Angelina johnw@dhgt.com Environmental Affairs Dr. William L. Holt drwholt@dhgt.com
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