“For more than 33 years Keizer & Sons Disposal in Delavan, WI has been serving all of Walworth County with dumpster and trash removal services. Residential, commercial or industrial trash removal and cleanup services, we do it all!”. “Dumpsters,Garbage Collection,Construction Site-Clean-Up,Garbage & Rubbish Removal,Contractors Equipment,Trash Hauling,Rubbish & Garbage Removal & Containers”