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Your Trusted Green Bay Real Estate Experts
At David Kaster, Colwell Banker, Green Bay Home Team, we combine over three decades of real estate expertise with a client-first philosophy to deliver exceptional service in Northeast Wisconsin. Our team, led by David Kaster, leverages global connections and cutting-edge technology to provide strategic marketing solutions for residential, commercial, and luxury properties. We prioritize accessibility, transparent communication, and tailored guidance to ensure clients achieve their real estate goals.

Our affiliation with Sotheby's International Realty enhances our ability to market properties worldwide while maintaining a focus on local market nuances. Through personalized buyer consultations and comprehensive market analyses, we empower clients to make informed decisions. Our commitment to continuous improvement and ethical practices has earned us a reputation as trusted advisors in the Green Bay area and beyond.
Services
Residential Sales Luxury Property Marketing Buyer Agency Commercial Property Sales New Construction Marketing Market Analysis Property Valuation Global Real Estate Network Door County Expertise First-Time Buyer Guidance
Highlights and features
  • We offer 30+ years of real estate experience in Northeast Wisconsin markets.
  • Our team provides personalized buyer agency services with fiduciary representation.
  • We implement strategic digital marketing campaigns for maximum property exposure.
  • We maintain global connections through our affiliation with Sotheby's International Realty.
  • Our agents specialize in luxury property transactions and new construction marketing.
Services
Residential Sales
Our residential sales specialists provide comprehensive marketing strategies and negotiation expertise for home sellers. We utilize professional photography, virtual tours, and targeted digital campaigns to maximize property exposure. With in-depth knowledge of local market trends, we help sellers achieve optimal pricing while minimizing stress throughout the transaction process.
Luxury Property Marketing
Our luxury property specialists employ exclusive marketing techniques for high-end real estate. This includes access to Sotheby's International Realty's global network, premium print advertising, and curated buyer outreach. We understand the unique requirements of luxury property transactions and maintain discretion while maximizing market visibility for premium listings.
Buyer Agency
We offer fiduciary buyer agency services that prioritize clients' interests throughout the purchasing process. Our agents provide comparative market analyses, negotiation strategies, and property evaluations. We guide buyers through every step, from pre-approval to closing, ensuring informed decision-making and protection of buyer interests during transactions.
New Construction Marketing
Our team specializes in marketing new construction properties through strategic builder partnerships and targeted campaigns. We coordinate model home presentations, implement digital lead generation systems, and provide market positioning analysis. Our expertise helps developers achieve optimal pricing while connecting buyers with the latest housing innovations in growing Wisconsin communities.
Market Analysis
We provide accurate comparative market analyses using RANW MLS data and proprietary tools. Our evaluations consider recent sales trends, property condition, and neighborhood dynamics. This data-driven approach helps sellers set competitive pricing and buyers make informed offers while maintaining compliance with Wisconsin real estate regulations.
People
David Kaster
Broker Associate, Team Leader
With over 30 years of real estate experience, David Kaster specializes in luxury properties and new construction marketing. He leads the team with a client-first philosophy and maintains expertise in both Green Bay and Door County markets.
Sarah Grace Adriansen
Sales Associate
Sarah Grace Adriansen brings dedicated service to residential transactions, focusing on first-time homebuyers and relocation clients. She provides personalized guidance through every stage of the buying and selling process.
Pete Zeller
Sales Associate
Pete Zeller specializes in commercial property transactions and investment real estate. He offers strategic market insights to clients seeking income-generating properties or business space solutions in Northeast Wisconsin.
Tom Leggett
Sales Associate
Tom Leggett focuses on residential sales in the Green Bay metro area. He combines local market knowledge with digital marketing expertise to help clients achieve successful real estate outcomes.
Questions
What areas do you serve?
We specialize in Green Bay, Door County, and all of Northeast Wisconsin, including De Pere, Allouez, Suamico, and the Fox Cities region.
Do you work with first-time homebuyers?
Yes, we provide specialized guidance for first-time buyers, including mortgage pre-approval assistance and neighborhood market education.
How do you market luxury properties?
We use Sotheby's International Realty's global network, professional photography, and targeted digital campaigns to showcase luxury listings to qualified buyers.
What is buyer agency?
Buyer agency provides fiduciary representation during home purchases, including market analysis, negotiation, and protection of buyer interests throughout the transaction.
Do you sell new construction homes?
Yes, we partner with local builders to market new construction properties and represent buyers seeking newly built homes in Wisconsin communities.
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