On Site Companies, located in St. Paul and Rochester Minnesota, offers a wide range of portable sanitation solutions to fit you every need. We have products to fit your construction site or special event and our solutions vary for any job. For you construction site, On Site Companies can provide a range or portable restrooms, including standard porta potties, hook units, high rise units and mobile units, as well as hand wash stations and hot water SaniSinks. For your special events, our offerings range from our standard special event portable restrooms and hand wash stations, to our full line of luxury restroom trailers and shower trailers. Our luxury restroom trailers and shower trailers come equipped with running water sinks, flush toilets and heating and air conditioning solutions. With our locations in St. Paul and Rochester, MN, we can offer service to the Minneapolis/ St. Paul Metro areas, as well as the Rochester, Mankato and St. Cloud areas.