Home - Kerkstra Services, Clean Portable Restrooms Means Happy People CALL US: (616) 662-2677 Whether you are planning an outdoor wedding, music festival, or construction site Kerkstra can help. We know porta-potties don’t have the cleanest reputation and we’re on a mission to change that. From our Luxury Restroom Trailers down to Standard Portable Restrooms we deliver clean dependable […].