WIS provides audit, mapping, analysis and inspection services on all types of structures. Our attention to detail is second to none and our reporting is clear, accurate, and easy to work with. A site inspection, antenna mapping report, and structural analysis is an extremely valuable and cost effective tool that can maximize value and minimize liability on your existing site. Do you know how many antennas your tenants currently have on your tower? Make sure your tower is in good condition and not overloaded by contacting WIS today for a complete audit, inspection and analysis quote for your tower site.