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Contact Agent

Stephanie Van Zandts.vanzandt@ggsir.comPhone: 707.696.9527Lic.# 01959450View My Listings Ryan C. De Mellor.demello@ggsir.comPhone: 707.495.2445Lic.# 01232913View My Listings

Market Report

View Market Report The Annual Market report is Golden Gate Sotheby’s International Realty’s thorough yearly analysis of market trends broken down by community within San Francisco, Marin, Napa and Sonoma Counties.


Napa County is located about 50 miles northwest of San Francisco, California’s iconic Golden Gate Bridge and is widely recognized around the world as one of the most prestigious wine growing regions. Currently about 141,000 residents live in Napa County, although the spacious, 789 square mile county is geographically reminiscent of rural, rolling hillsides in Italy and France. Napa County is home to over 400 wineries known to produce varietals that include Cabernet Sauvignon, Merlot, Cabernet Franc, Pinot Noir, Zinfandel, […]


In the heart of London on the New Bond Street in 1744, an exceptional auction house was born with a revered tradition of marketing the world’s most cherished possessions. A tradition, more than two centuries old, that provides authentic knowledge comparable to none. As the oldest company listed on the New York Stock Exchange (BID), Sotheby’s has a global network of 90 offices in 40 countries. Today, Sotheby’s presents auctions in eight different salesrooms including New York, London, Hong Kong […]

Property Details

3 BEDS 3 FULL BATHS 1 PARTIAL BATHS $4,200,000 PRICE 48 Longhorn Ridge Road Napa CA 94558 Stunning Modern Contemporary Home with panoramic views of mountains and valleys sitting atop 61+/- acres! This architectural jewel is ideally situated to bring in the natural light throughout the year. This property has been evaluated to allow up to five plantable acres of vines. Power, water and septic systems are in-place for an additional building (guest house?) Home features three en-suite bedrooms, upstairs […]


Golden Gate Sotheby’s International Realty is one of the largest brokerages in Northern California, consistently representing the highest priced homes and most affluent buyers in the San Francisco Bay Area. The company is renowned for attracting the most successful and experienced agents who provide their clients with market knowledge, negotiation skills, local expertise and superior property marketing. Top agents affiliate with Golden Gate Sotheby’s International Realty because it provides their clients with the best of local independent ownership coupled with […]


Sotheby’s International Realty brand artfully unites exceptional homes with extraordinary lives throughout the world. Founded on the same commitment to exceptional service that characterized the Sotheby’s Auction House for more than two centuries, the Sotheby’s International Realty® brand was created in 1976 to connect the finest independent real estate companies with the most prestigious clientele in the world. The network includes over 20,000 independent sales associates in over 880 offices in 69 countries and territories offering the best in local […]

About Us

Stephanie Van Zandts.vanzandt@ggsir.comPhone: 707.696.9527 Ryan C. De Mellor.demello@ggsir.comPhone: 707.495.2445 Stephanie Van Zandt Stephanie Van Zandt can be reached by phone at (707) 696-9527, or by email at s.vanzandt@ggsir.comStephanie represents both buyers and sellers in the Napa and Solano Counties. Working with Stephanie will meet your goals and provide you with an exceptional experience. Her integrity and knowledge of the market as well as her proactive attitude allows Stephanie to successfully assist you in the real estate system.Acknowledged for making her […]