My name is Sylvia Higdon, PLS My skills and areas of expertise include managing and running the day to day operations of a land surveying and civil engineering company My professional title is Professional Land Surveyor at Herron Associates, which specializes in land surveying, land planning and civil engineering. I received my associates degree from Southwestern Community College and took many courses at North Carolina State University in order to sit for my professional licence. I received my P.L.S. licence in March of 2002, and took over my fathers business in 2003.