For more than 20 years, United Site Services has provided portable restrooms and restroom trailers, portable sinks and hand sanitizing stations, temporary fence and roll off dumpsters across the country. When you need safe and clean restrooms in a temporary environment, you need USS. Our industry-leading standard of cleaning and disinfecting the restrooms on your site multiple times a week creates an experience rivaling permanent facilities. Porta potties can be clean, just call USS.