San Francisco Luxury Real Estate
Colleen Cotter | CA DRE# 1703078
in Most Sides Represented at Vanguard Properties in San Francisco in 2023
Total Sales Volume '22-'23
Zoe Frankel, for Vanguard Properties San Francisco
Ranked as Vanguard Properties Top Producer
5-Star Reviews on Google, Zillow, & Yelp
Thank you for considering us as you begin your real estate journey. Since 2009, we’ve built our business on a foundation of integrity, trust, collaboration, and dedication. Our goal has been to transform the way real estate is handled in San Francisco, raising the standard of service and reshaping the perception of our industry. We’ve earned a reputation as one of the most trusted teams in the city, with Colleen consistently ranking in the top 1% of San Francisco agents. We’re excited to offer exceptional value, exceed your expectations, and welcome you into our community of lifelong clients. We look forward to becoming your trusted real estate advisors every step of the way.
Colleen Cotter is a San Francisco native and one of the city's top luxury real estate agents, ranked in the top 1% of San Francisco agents and named among the Top 100 sales associates across Sotheby's International Realty's company-owned brokerages nationwide (2025). A top producer for over 15 years, Colleen works from Sotheby's Marina office, specializing in San Francisco's Northside, from Presidio Heights to Nob Hill, including Pacific Heights, Cow Hollow, the Marina, and Russian Hill, as well as the city's premier luxury condominium buildings. She brings particular focus to guiding longtime owners through the sale of the family home and the move that follows. The daughter of a San Francisco developer, a graduate of St. Ignatius, and a member of the Olympic Club and The Battery, she brings decades of trusted relationships to every transaction.
Colleen Cotter | Sotheby's International Realty | DRE 01703078
Zoe Frankel | CA DRE# 02134477
Born and raised in San Francisco’s Noe Valley, Zoe has a true understanding of the city’s ever-changing residential real estate market. Her first-hand knowledge of neighborhood nuances is invaluable when it comes to finding a property that truly feels like a home for her buyers. And when listing a property, Zoe’s skill and diligence are essential to the success of the sale.
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Colleen Cotter
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Explore the Q1 2026 Sotheby's International Realty San Francisco market report to see the latest trends, top sales and market data. Learn more about each neighborhood of San Francisco and... Read more
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Whether clients need an architect, designer, stager, contractor, lender, or friendly counsel, Colleen Cotter Real Estate Group offers invaluable referrals and guidance. Colleen Cotter Real Estate Group has partners across the country and Bay Area including Burlingame, San Mateo, Marin, Silicon Valley, East Bay, Lake Tahoe, Wine Country, Chicago, Los Angeles, and NYC.
