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Mark D. Olejniczak Realty Inc.

Mark D. Olejniczak Realty is a full-service Northeast Wisconsin real estate company established in 1980.

Mark D. Olejniczak Realty, Inc.

375 W. St. Joseph St.

Green Bay, WI 54301

A Legacy of Exceptional Real Estate Services

Mark D. Olejniczak Realty is one of the longest-standing independent brokerages in Northeast Wisconsin. With a history dating back to 1906, the Olejniczak family has been providing exceptional real estate services for four generations. In 1980, Mark D. Olejniczak founded Mark D. Olejniczak Realty, and our Realtors and staff have been serving the community of Green Bay and its surrounding areas ever since.

Certified Residential Specialist (CRS) Designation

Our team is committed to excellence, with almost 38% of our realty staff earning the prestigious Certified Residential Specialist (CRS) designation from the Residential Real Estate Council. This is a remarkable achievement and sets us apart from other realtors nationwide, where only 3% have received this recognition.

Mark D. Olejniczak Realty, Inc. Staff Celebrates Five Years of Success

We’re thrilled to announce that our team has achieved five straight years of success! Our average total sales amount to $157 million, with an average sales per agent of $4.4 million, including all residential, multi-family, investment, and vacant land properties sold.

#1 Real Estate Agency in Green Bay WI – 16-Time Winner of the Best of the Bay Award!

Mark D. Olejniczak Realty, Inc. has been awarded the prestigious Green Bay Press-Gazette Reader’s Choice Award for Best Real Estate Agency in Green Bay WI a remarkable 16 times!

Expertise in Real Estate Transactions

Our team of Realtors has an impressive average of 22 years of experience per sales associate. With this level of experience, our Realtors are well-equipped to handle even the most complex transactions related to buying and selling real estate.

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