Integrity Sales & Auction (ISA) is a premier contractor and trucking-focused auction company servicing the Central United States. We specialize in heavy construction equipment, agricultural, forestry and commercial trucking assets, providing an unmatched customer experience on both sides of the sale.
It's in our name yet it's more than just a name. It's a promise. We're founded upon a commitment to preserving integrity at all times--in every aspect of our business, a commitment that provides buyers and sellers the confidence needed to do business with us. We look forward to the opportunity to earn your trust.
July 30th Summer Equipment & Trucking Auction
BEGINS CLOSING
Jul 30 2025 @ 9:00AM CDT
July 30th - Featuring All Yellow Iron/Heavy Equipment, Aggregate, Asphalt/Paving, Skid Steer Loaders, Support Equipment and more!
Online Only - July 30th Summer Equipment & Trucking Auction
BEGINS CLOSING
Jul 30 2025 @ 5:00PM CDT
July 30th — DAY #1 Online Only Items — Unused Skid Steer Attachments including Grapples, Buckets, Forks, Tillers, Sweepers, Mulchers, Augers, Hydraulic Hammers, Tires, Mini Excavators and more! Public Inspection Hours for Merrill Auction Yard: M-F 8am-4pm. See item descriptions for inspection hours for off-site items.
July 31st Summer Equipment & Trucking Auction
BEGINS CLOSING
Jul 31 2025 @ 9:00AM CDT
July 31st Featuring Commercial Trucking & Transport, Scissor/Boom Lifts, Forklifts, 1-Ton Pickups, Specialty Trucks, Dump Trucks, Commercial Trailers and more!
Online Only - July 31st Summer Equipment & Trucking Auction
BEGINS CLOSING
Jul 31 2025 @ 5:00PM CDT
July 31st — DAY #2 Online Only Items — Unused Skid Steer Attachments including Grapples, Buckets, Forks, Tillers, Sweepers, Mulchers, Augers, Hydraulic Hammers, Tires, Mini Excavators and more! Public Inspection Hours for Merrill Auction Yard: M-F 8am-4pm. See item descriptions for inspection hours for off-site items.
August 1st Classic Car Auction
BEGINS CLOSING
Aug 1 2025 @ 9:00AM CDT
Looking to sell your classic car, hobby truck or other custom vehicle? Mark your calendars for August 1st, 2025 and plan to attend ISA’s Annual Classic Car Auction, LIVE from Merrill, Wisconsin and online! This special consignment auction will be widely promoted and feature a wide range of classic autos, including Hot Rods, Show Cars, Square Body Pickups, Motorcycles and more!
August 1st Antique Tractor Auction
BEGINS CLOSING
Aug 1 2025 @ 9:00AM CDT
Buy & sell antique tractors on August 1st, 2025! ISA’s First Annual Antique Tractor Auction will be LIVE & ONLINE from Merrill, Wisconsin! Step into the past and power into history! Whether you’re a collector, restorer, or just love the growl of historic farm machinery, be sure to register for this special auction event!
Online Only - August 1st Summer Equipment & Trucking Auction
BEGINS CLOSING
Aug 1 2025 @ 5:00PM CDT
August 1st— DAY #3 Online Only Items — Unused Skid Steer Attachments including Grapples, Buckets, Forks, Tillers, Sweepers, Mulchers, Augers, Hydraulic Hammers, Tires, Mini Excavators and more! Public Inspection Hours for Merrill Auction Yard: M-F 8am-4pm. See item descriptions for inspection hours for off-site items.
October 8th Annual Fall Auction Event
BEGINS CLOSING
Oct 8 2025 @ 9:00AM CDT
October 8th — DAY #1, RING #1 — LIVE & ONLINE — Heavy Construction Equipment including Excavators, Dozers, Loaders, Compactors, Scrapers, Graders, Haul Trucks, Tracked Carriers, Asphalt Pavers & More! Buyers Fee: 10%
