MonDak Portables LLC

MonDak Portables LLC is a portable restroom and trailer rental company based in Williston, North Dakota, with an additional location in Minot. The company supplies standard and handicap-accessible portable latrines, hand washing stations, and restroom trailers. Its rental fleet includes blue standard units, handicap units, and hand wash stations, along with air-conditioned comfort station trailers equipped with hand washing and emergency shower capabilities.

The company serves federal agencies, residential, commercial, oilfield, and special event clients across North Dakota, Montana, Indiana, Wyoming, Nebraska, and Colorado. Since 2013, its manufacturing division has produced custom single and double toilet trailers. MonDak also offers septic tank construction, cleaning, pumping, and repair services. It is WOSB and EDWOSB certified and has past performance with the Department of Defense and Department of the Interior.