Timothy A. Slack

Certified Auctioneers Institute (CAI)
Tim Slack Auction & Realty, LLC

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 Auctions. Tim got his Real Estate Broker’s license in 1986 and started selling real estate with Wilkinson Auction & Realty. In 1989, he opened an office in Fennimore, Wisconsin and created Tim Slack Auction & Realty, LLC to conduct real estate and personal property auctions. At that time, he hired Rodney Freymiller to sell real estate and auctioneer sales. Rod is still here today! Tim currently has an auctioneer license in Wisconsin and Illinois and a real estate license in Wisconsin. He is a loyal member of the Wisconsin Auctioneer’s Association and has served 2 terms as Treasurer, Director, and was President in 2007. He was inducted into the Wisconsin Auctioneer’s Association Hall of Fame in 2011. He still remains very active with the association assisting with sponsored or connected events. Tim is the 1999 State Fair Bid Caller Champion and 2004 Wisconsin State Auctioneer Champion. He currently auctioneers weekly hay auctions at his auction complex in Lancaster, Wisconsin. He also conducts farm, personal property, collectible, and real estate auctions in Southwest Wisconsin. His sale crew is exceptional! They have many years of experience and knowledge! Tim completed his Certified Auctioneer Institute (CAI) 3-year course in 2007 and completes all educational biannual education requirements for his auctioneer and broker licenses!

He also sells weekly at Bloomington Livestock Exchange, one of the largest fat cattle and feeder cattle auctions in Wisconsin! He also travels twice each year to Wausau, Wisconsin to sell at Nitke Auctions (Heavy construction equipment, trucks, & vehicles). He also travels twice each year to Col. Bob Wedel Consignment Auctions in Columbus, Wisconsin.

Tim conducts his auctioneer skills at many charity and benefit auctions and recently auctioned the World Cheese Auction in Milwaukee, Wisconsin. Since 2007, Tim has sold the Blue Ribbon Cheese Action at the Wisconsin State Fair. He and his clerking crew also volunteer at the Governor’s Blue Ribbon Livestock & Meat Products Auctions at the Wisconsin State Fair.

For all your asset reduction or liquidation needs, call Tim at (608) 723-4020. If he can’t meet your requirements, Tim has many counterparts that he will contact to ensure your product is being sold for the highest value!!

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The Wisconsin Auctioneers Association actively advocates for the auction industry through grassroots lobbying and a WAA legislative fund. Member engagement and donations are key to the success of WAA advocacy efforts.

WAA President

Riley Kahl

Our Mission is to educate, promote and protect the auction industry of Wisconsin:

to encourage Auctioneers; to enhance skills, knowledge and professionalism;

to promote the auction method of marketing for sale of real and personal properties.

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Room Reservations:
Guests may call the reservationist at 715.387.2700 and ask for Block Name: WI Auctioneers Association Or Account Block 4149 to receive the discounted hotel rate.

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It is the duty of every member to protect the public against fraud, misrepresentation or unethical practices in connection with the sale, disposition or liquidation of any real or personal property the auctioneer is called upon to dispose of at public auction.


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2080 W 9th Avenue, #310
Oshkosh, WI 54904
(608) 228-4880