Established in 1984, A-Tri M LLC is Logan, Iowa and surrounding areas’ leading supplier of roll-off containers, garbage collection services, construction work, and more. If you are in the Harrison County area and are undergoing a house renovation, home cleanup project, or any other junk-producing job, A-Tri M LLC is the company to call! We can provide top-of-the-line roll-off containers that can accommodate your biggest, messiest jobs.