D.G. Smyth & Co., Inc. is located in Uvalde, United States on 235 N Getty St B. D.G. Smyth & Co., Inc. is rated 4 out of 5 in the category land surveyorsurveyor in United States. When it comes to land surveying in Texas—regardless of the application or scope of the project—know that you can rely on D.G. Smyth & Co., Inc. to deliver the ...