About WP Law, Inc. Suppliers of Fluid Handling Equipment W. P. Law, Inc. is one of the Southeast's leading suppliers of fluid handling equipment for farmers, contractors, and industries. Founded in 1970 in Lexington, South Carolina, we now have seven locations throughout the state. Our reputation is built upon our ability to find economical solutions to customer's needs, no matter how unusual. Please take a moment to browse through our site, which provides a general overview of our products and services.