Katelyn E Sullivan: One Of Boston Massachusetts 3 Best Real Estate Agents

Katelyn's Bio

Katelyn E. Sullivan, Realtor® with Coldwell Banker Realty, is among the top 2% of over 100,000 Coldwell Banker agents worldwide and a proud Massachusetts native. Born and raised in Framingham and now a Boston resident, Katelyn has a deep connection to the Metrowest region and extensive expertise in Boston and its surrounding suburbs.

Her track record speaks for itself—#1 in units sold for the CB Realty Boston offices in 2024 and #24 in units sold statewide the same year. She is a REALTOR® Magazine 30 Under 30 honoree (2023) and recipient of the Coldwell Banker International 30 Under 30 Award (2022).

Known for her “white glove” service, Katelyn blends market expertise with creativity, energy, and grit to maximize value for sellers and guide buyers seamlessly through the process. She works with a diverse range of clients—from first-time homebuyers to seasoned investors—and her staging, marketing strategies, and negotiation skills consistently deliver above-market results.

Fluent in Spanish and enriched by her international experience living and volunteering abroad, Katelyn is able to connect with clients from all walks of life. She is actively involved in her community, passionate about supporting women in business, and driven by building long-lasting relationships. Her well-known slogan, “Got the Key with Realtor Katelyn E.”, reflects her commitment to unlocking opportunity for every client.