Slifer Smith & Frampton - Keystone Resort

0140 Ida Belle Drive Keystone, CO 80435

Meet the team

Get to know the 14 agents at Slifer Smith & Frampton - Keystone Resort.

Antonio Toledo
Antonio Toledo

Broker Associate

About Antonio
Introducing Antonio Toledo: A Broker with a Passion for Colorado Living. Antonio is a seasoned agent, bringing a blend of expertise and enthusiasm to the Colorado Front Range. Early Roots – Antonio grew up in Pennsylvania doing all the outdoor activities possible. Fishing, hiking, snowboarding, camping – you name it. After high school Antonio attended Penn State University where he studied International Politics and simultaneously learned a thing or two about tailgating. His studies opened his eyes to global dynamics, but it was a road trip to Colorado that would alter the course of his life. Colorado: A Transformative Trip - Antonio’s first encounter with the Rocky Mountains left an indelible mark. The peaks, the mountain air and the warm-hearted locals captivated him. But it wasn’t just the natural beauty that drew him in; it was the spirit of the people—a collective “go-getter” attitude that resonated deeply. Antonio knew he had found his new home. Corporate Ski Industry - Upon settling in Boulder, Antonio immersed himself in the ski and ride industry. His corporate roles at Vail Resorts in Broomfield—first as a recruiter and later as a loss prevention analyst—provided valuable insights into the business side of mountain living. As great of an experience as this was, he yearned for a more personal connection with the community. Which led him to pursue his broker’s license in 2019. From Skis to Homes: A Real Estate Journey - Antonio’s transition into real estate was driven by a desire to empower others. He saw home-ownership as a gateway to freedom—a chance for clients to put down roots and create lasting memories. Unlike traditional salespeople, Antonio considers himself a steward of the Colorado lifestyle. His mission? To advise, guide, and celebrate alongside his clients as they find their perfect home. Adventurous Giving - When he’s not negotiating deals or exploring properties, you’ll find Antonio hiking, running and riding any trails he can find. He has also been known to take 14-hour split boarding trips with the occasional helicopter drops in the spring. Aside from adrenaline seeking, Antonio also enjoys volunteering at Share-A-Gift in Boulder as well as A Precious Child in Broomfield, which are charities that focus on helping underprivileged kids in the surrounding areas get the resources they need to thrive. Antonio Toledo isn’t just a broker; he’s a champion of community, and a lover of all things Colorado. Whether you’re seeking a cozy cabin in the mountains or a modern condo in LoDo, Antonio is your trusted guide to finding a home that perfectly complements YOUR Colorado Lifestyle.
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Ashley Kolibas
Ashley Kolibas

Broker Associate

About Ashley
I have been proud to call Colorado my home since 2019. Originally from Vermont, moving here has allowed me to carry my passion of exploring the beautiful outdoors through snowboarding, biking, hiking and more. I am passionate about Real Estate and helping my clients achieve their goals including first time home Buyers to anyone looking for an investment property in the mountains. Whether you are looking to Buy or Sell, I am confident that myself and Slifer Smith & Frampton can make your experience from start to finish enjoyable and seamless.
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Chelsea Martin
Chelsea Martin

Broker Associate

About Chelsea
Chelsea is a trusted real estate advisor serving Summit, Park, & Lake County, Colorado, with a reputation for delivering results through expert guidance, clear communication, and a client-first mindset. Her approach is simple: listen deeply, act strategically, and ensure every client feels supported and confident from start to finish. With years of hands-on experience in our mountain markets, Chelsea brings a deep understanding of local trends, pricing, and neighborhoods to every transaction. She uses this knowledge to help buyers and sellers make smart, informed decisions that align with their long-term goals; whether it's securing a mountain getaway, relocating full-time, or making a strategic investment. Chelsea is known for providing a seamless, low-stress experience by managing every detail with precision. From recommending trusted local lenders to navigating inspections, appraisals, and negotiations- she’s a reliable advocate who handles the logistics so her clients can focus on what matters most. Her dedication to excellence is reflected in her ongoing commitment to professional development. Chelsea stays ahead of market shifts and embraces the latest real estate technology and tools, giving her clients a competitive edge in a fast-moving market. Whether you're buying your first home, selling a cherished property, or simply exploring your options in Summit, Park, & Lake County, Chelsea delivers unmatched service and support. Her professionalism, market expertise, and genuine care set her apart from the rest. When she’s not in the office, Chelsea can be found deep in the backcountry on multi-day hiking and backpacking trips in the summer and backcountry skiing in the winter. “I love all things nature and just being outside is my heaven,” she says. “I remember how special it was when I moved here and the deep feeling of being so in love with where I live. I just want to share that with other people!” Let Chelsea help you fall in love with where you live today.
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Darryl Nolz
Darryl Nolz

Broker Associate

About Darryl
"If you're lucky enough to live in the mountains, you're lucky enough." I am a full time Broker Associate with Slifer Smith & Frampton Real Estate and bring over two decades of sales and marketing experience to my clients. I grew up in Houston, served six years in the US Navy, lived in Southern and Northern California, Atlanta, Denver and finally Keystone (my home since 2002). I believe in open and honest communications with my clients and partnering with them to achieve their real estate portfolio goals. I believe in taking the time that is needed to find the right property for my clients and I am committed to selling their home for top dollar regardless of market conditions. I am passionate about skiing, cycling, hiking and exploring in the beautiful Rocky Mountains. Let me share my intimate knowledge of Summit County with you. I hope you’ll turn to me for all your Summit County real estate needs. I look forward to doing all I can to earn your business and trust.
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Dave Greenberg
Dave Greenberg

Broker Associate

About Dave
Dave Greenberg has been selling resort real estate in Summit County since 2006 and has been involved in 400+ transactions totaling over $200 million in total sales volume. Dave grew up in upstate NY in the town of Vestal. Drawn to the West, he attended the University of Denver and graduated in 2003 with a B.S. in Business and Marketing. Having always had a keen interest in real estate, Dave began working on his new career shortly after moving to Breckenridge from Denver after working in property management for several years. He's been well-acknowledged by clients and colleagues as having a unique capacity for understanding each customer's needs. He has been a dedicated real estate professional ever since, helping clients throughout Summit County buy and sell homes, condos, and land. In 2016 he became the Branch Broker for the Keystone office in River Run Village. When he's not working he is guaranteed to be outside skiing, hiking, biking, snowmobiling, playing soccer, or any other number of activities in the High Country. Raised on the Golden Rule, Dave treats everyone with respect and listens carefully to his customers. Call or email now to get more information about real estate in the High Country!
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JOHN PRINGLE
JOHN PRINGLE

Broker Associate

About JOHN
My home town is Titusville, PA (home of the world’s first oil well!). I have a Bachelor of Science Degree in Business Administration and Recreation from Slippery Rock University (Pennsylvania) and a Masters of Business Administration Degree from the University of Denver with emphasis on marketing resort real estate. I cut my teeth in the ski resort industry at Smugglers’ Notch, VT then moved to Colorado in 1982 and have been selling real estate in Keystone ever since. Like many of you I enjoy skiing in the winter, golf in the summer, and the overall pleasure of living in Summit County and the Rocky Mountains. I live full time in the Keystone Ranch and am President of that Homeowners’ Association. I am also on the Board of Directors for the Keystone Citizens’ League and the Keystone Owners’ Association. I have been a licensed Colorado realtor since 1982. I take great pride in my service of helping my clients purchase and sell single-family residences, condominiums, townhomes, and vacant land within Summit County. I truly love this area and pride myself on my knowledge of current transactions, neighborhood information, and related services, including mortgage, insurance and inspection information. I am a customer-driven Realtor dedicated to achieving results and providing exceptional service. If you are in the market to buy or sell a home I will put my 30+ years of real estate expertise to work for you!
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