Member Organizations and Professional Involvement Land Surveying in St. Charles MO. Members of Better Business Bureau National Society of Professional Surveyors Missouri Society of Professional Surveyors St. Charles County Association of REALTORS St. Charles Chapter of Women’s Council of REALTORS Cardinal Surveying 15 Year Anniversary RecapShelly and Will Clark of Cardinal Land Surveying company has a little to say to all of those wonderful people who have made them a success in St. Charles and St. Louis Counties. You are loved and appreciated. Watch Our Video! Who Is Cardinal Surveying?Shelly Clark tells us a little about Cardinal Surveying and Mapping and how the team matters to the St. Louis community. The Lifespan of A SurveyIs it ok to use an old property survey? Shelly Clark of Cardinal Surveying has the info you need about the age of your survey. Surveys and Surveyor’s Real Property ReportsShelly Clark tells us what the differences are between the survey types and surveyor’s real property reports.