ACS PowerWash: Pressure Washing, Line Striping & Snow Removal. ACS PowerWash is Chicagoland’s premier source for commercial and industrial property maintenance. Since 1995 the ACS PowerWash team has dedicated itself to the restoration and preservation of your property’s appearance. Our wide variety of cutting edge equipment allows us to resolve an array of property issues from aesthetic to practical. Whether it’s painting a bollard or keeping your property clear of snow from a blizzard, our trained professionals are here to evaluate and take care of all of your property’s needs.