Arnold Lange

Arnold Lange

Colonel Lange has been auctioneering since 1968, conducting all kinds of auctions including real estate, heavy equipment, farms, cattle, estate sales and antiques.  He has also conducted real estate assessments and appraisals for 25 years. Lange Auction Center is...

Timothy A. Slack

Tim has been an Auctioneer (WAA & NAA Member since the early 1990’s) since the mid 1980’s when he started selling cattle, feeder pigs, and hay at the Midwest Livestock Sale Barn north of Fennimore, WI. As business evolved, he created Mt. Hope Auction Service for...
Robert J. Massart

Robert J. Massart

Robert J. Massart, CAI, AARE, CES, MPPA Founder / Auctioneer / Appraiser / Consultant & Real Estate Broker (920) 468-1113 Education Graduate of St. Norbert College, B.S. Graduate of Reisch Auction College Graduate of La Salle University, Real Estate Certified...
Michelle Massart

Michelle Massart

Michelle L. Massart, CAI, AMM, BAS Auctioneer / Real Estate Broker / Vice-President, Secretary / Treasurer (920) 468-1113 michelle@massartauctioneers.com Education Auction Marketing Management, AMM Designation 2016 University of Wisconsin, Green Bay Graduate, B.S....
Bryce L. Hansen

Bryce L. Hansen

Over the past 20 years, the Hansen name has been setting the standard of excellence in the auction industry. Hansen Auction Group was formed by consolidating the resources and expertise of several individuals already active in the industry. We are a full-service...

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