In a market as competitive and nuanced as Hilton Head Island, real estate is about far more than just square footage, staging, or spreadsheets. It’s about trust. Connection. Detail. It’s about knowing you’re working with professionals who not only understand the market—but who genuinely understand you.
That’s what defines Colleen Sullivan & Associates.
We’re more than a group of real estate agents. We’re a luxury team rooted in local expertise, driven by client relationships, and committed to guiding every transaction with care, intention, and integrity. Our clients come to us for insight—but they stay with us because of how they’re treated.
From first-time buyers to seasoned investors, from full-time families to part-time second homeowners, we approach each relationship the same way: personally, professionally, and with your long-term success in mind. We listen. We strategize. We anticipate. And we make sure no detail is left unaccounted for—because we know that what we do affects your future.
Our name has become synonymous with top-tier service on Hilton Head Island—but we didn’t get here overnight. We’ve spent years studying this market, building connections, and delivering results across every corner of the island, from Sea Pines to Wexford to Shelter Cove and beyond. We’ve helped clients find vacation homes that become forever homes. We’ve helped retirees downsize with dignity. We’ve helped families grow into new chapters.
But behind the awards and accolades is something quieter—and, we believe, more important. It’s the text we send after your closing just to say congratulations. The late-night call we answer when something doesn’t feel right. The way we remember your dog’s name, your kids’ school, your dream kitchen.
Those moments are what matter.
Colleen Sullivan & Associates was founded on the belief that luxury isn’t just a price point—it’s an experience. And we’re proud to deliver that experience every day, with professionalism that’s polished but never distant. With heart. With hustle. With a clear understanding that every client deserves to feel like our only one.
Whether you’re buying, selling, or simply exploring your options, we’re here to walk you through it all—expertly, honestly, and with the confidence that comes from experience.
This isn’t just what we do. It’s who we are.