Business Details
46 Years
experience
Northeast Wisconsin Real Estate Services
Mark D. Olejniczak Realty has been a trusted leader in Northeast Wisconsin real estate since 1980. Our team of experienced professionals combines deep local market knowledge with a commitment to personalized service, ensuring clients receive tailored solutions for buying, selling, or investing in properties. With decades of collective expertise, we leverage innovative marketing strategies and a client-centric approach to deliver exceptional results. Our reputation for integrity, transparency, and successful transactions has solidified our position as a top-tier real estate agency in the region. 
Services
Residential Sales
Commercial Sales
Waterfront Properties
Property Management
Land Sales
Relocation Services
Market Analysis
Home Staging
Investment Properties
Foreclosure Assistance
Details
- Year established: 1980
Highlights and features
- We offer 45+ years of local real estate expertise since 1980.
- Our team provides personalized market analysis and pricing strategies.
- We guarantee 24/7 availability for client consultations and property showings.
- Our agents hold top industry certifications and ongoing professional development.
- We implement advanced digital marketing to maximize property exposure.
What people say
Exceeded expectations
Market expertise
24/7 availability
Personalized guidance
Record sales
Services
Residential Sales
Our residential sales specialists provide comprehensive support for homeowners selling properties in Northeast Wisconsin. We combine precise pricing strategies with professional photography and targeted marketing campaigns to maximize exposure. Our agents guide clients through every step, from preparation to closing, ensuring competitive offers and streamlined transactions while maintaining full transparency throughout the process.
Commercial Sales
We offer expert representation for commercial property transactions across various sectors. Our team understands complex investment requirements and provides detailed market analysis to optimize pricing. With specialized knowledge in retail, office, and industrial spaces, we connect buyers and sellers through strategic negotiations and comprehensive due diligence support to ensure successful commercial real estate outcomes.
Waterfront Properties
Our waterfront specialists handle premium property transactions along lakes, rivers, and coastal areas in Wisconsin. We leverage extensive local knowledge to highlight unique property features and market advantages. Our team provides accurate valuation assessments and targeted marketing to attract qualified buyers while offering buyers expert guidance on regulatory considerations and long-term investment potential.
Land Sales
We facilitate transactions for residential lots, agricultural land, and development properties throughout Northeast Wisconsin. Our agents conduct thorough market research to determine optimal pricing strategies and create compelling property presentations. Whether selling undeveloped acreage or purchasing land for construction, our team ensures clients receive accurate information about zoning regulations, utility access, and growth potential.
Market Analysis
Our comparative market analysis service provides data-driven insights for accurate property pricing. Using advanced analytics and recent sales data, we evaluate comparable properties to determine competitive listing prices. This service helps sellers maximize returns while enabling buyers to make informed offers based on current market conditions and historical trends specific to Northeast Wisconsin real estate markets.
People
Mark D. Olejniczak
President
With over four decades of real estate experience, Mark D. Olejniczak established his agency in 1980. He maintains active involvement in daily operations while mentoring agents. His deep understanding of Northeast Wisconsin markets and commitment to innovation have driven the company's sustained success.
Todd Wucherer
Senior Realtor
Todd specializes in residential transactions with a focus on first-time homebuyers. He provides 24/7 client support and utilizes advanced digital tools for property matching. His consultative approach and market expertise have resulted in multiple record sales across Green Bay and surrounding areas.
Julie DeMille
Real Estate Agent
Julie has consistently ranked among top performers for residential sales. She offers specialized expertise in luxury properties and relocation services. Her strategic marketing approach and negotiation skills have produced numerous above-asking-price sales while maintaining exceptional client satisfaction ratings.
Dave Peot
Investment Properties Specialist
Dave focuses on commercial and investment property transactions with particular expertise in multi-unit buildings. He provides detailed cash flow analysis and market trend assessments. His extensive network of investors and developers enables efficient transactions for both buyers and sellers of income-generating properties.
Jane Jadin
Senior Sales Associate
Jane specializes in estate sales and complex transactions requiring specialized handling. She offers expertise in property staging and digital marketing strategies. Her meticulous attention to detail and communication skills have earned consistent five-star reviews from clients selling unique or high-value properties.
Questions
What areas do you serve for real estate transactions?
We specialize in Northeast Wisconsin markets including Green Bay, Appleton, Oshkosh, Fond Du Lac, and Door County with comprehensive residential and commercial services.
How do you determine property listing prices?
Our agents conduct detailed comparative market analyses using recent sales data, property condition assessments, and current market trends to establish optimal pricing strategies.
What types of properties do you handle?
We manage residential homes, commercial buildings, waterfront properties, vacant land, and investment properties across Northeast Wisconsin with specialized agent expertise.
Do you offer virtual property showings?
Yes, we provide virtual tours for most listed properties and maintain digital tools for remote transactions while ensuring full compliance with safety regulations.
How can I schedule a property consultation?
Contact our Green Bay office via phone or website to arrange appointments with licensed agents available seven days a week for client convenience.
What sets your agency apart from competitors?
Our combination of local market expertise, advanced digital marketing, and personalized service has maintained our leadership position since 1980 across all property types.
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