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Sherry Costello

Sherry is passionate about real estate and her clients, and her love for her profession is evident when you speak with her. She’s highly driven to professional excellence; deeply committed to her work and to ensuring that every client receives exceptional service. Her extensive experience and market knowledge have equipped her with the skills to be a successful real estate agent. Her authenticity and honesty have earned her a well-regarded reputation which has contributed to her consistent success.

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What Our Clients Say

“Sherry was an absolute rock star, seamlessly managing the intricacies of our complicated transaction and facilitating the sale. There were several unexpected hurdles to overcome and she never once lost her positive, can-do attitude. She was the best real estate professional I have worked with, EVER.”

Rob V.

Sold in Scituate 2022

Selling a house can be stressful for some people but for us it was a pleasant experience. All our questions and concerns were addressed and let us relax. You crossed all your t's and dotted all your i's. We are so unbelievably grateful for you being you. Caring, considerate, and ready twenty four seven. We are so grateful to you for all your help and expertise. Thank you, thank you. Your are an asset to Waterfront they are lucky to have you. Thank you for everything.

Ann and Brian Fletcher

Sold in Marshfield 2022

Sherry helped us sell our family home. She was very knowledgeable and kept on top of all the details needed for a successful transaction. Her sincerity and caring, kind nature helped with the whole process. She was a pleasure to work with, and I would readily recommend her to anyone needing such services.

Jill Poirier

Sold in Marshfield 2021

Sherry tirelessly assisted our move 11 months ago to Duxbury, we worked with her for a year; she is honorable, intelligent, and diligent. She has a strong work ethic and goes above and beyond to serve her clients best needs, seeking the best possible outcome and truly cares about them as people. We Consider her a trustworthy and reliable and highly recommend Sherry; she proved to be a great blessing in our lives and we are forever grateful for our family of eight relocating with Sherry’s guidance and support. We are confident in recommending Sherry wholeheartedly and do so whenever the opportunity arises. We can't say enough about her integrity and ability as a fabulous person to work with in this very important step in life.

Lauren and Van G.

Purchased in Duxbury 2021

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Why Work with Sherry

Sherry has been in various sales positions since 1987; Administrative Search Representative, Sales Coordinator, and Realtor. During her 13 years in real estate, she has benefitted from extensive professional development and training, keeping up with current trends, and continually expanding her knowledge base. She is extremely passionate and serious about her work, and she is strongly committed to her clients. Her determination is described as “professionally tenacious.” Selling homes is not just a business transaction; most often, there is an emotional component to the process. She can approach this piece pragmatically and effectively balance it with the business side of the transaction. Her clients know that she is watching out for their best interests and that her goal is a successful outcome, whether it is the sale of a current home or the purchase of a new home.

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