Atlantic Brokerage is the exclusive Christie’s International Real Estate affiliate for
​​​​​​​Provincetown, Truro, Wellfleet, Eastham, Orleans, Brewster, Chatham, Harwich and Nantucket.

Let us put our experience and local knowledge to work for you.

Home Valuation

Find the value of your home before selling it in the market.

Our Testimonials

See why our clients love working with us.
Jane L.

Jane L.

I recently worked with Gerry to find and purchase a home. I couldn't be happier with the experience! He was approachable and genuinely invested in helping me find the perfect fit. Gerry made the entire process smooth and stress...
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Doris S.

Doris S.

Martha Knapp is an Outstanding Realtor. She made herself available all hours of the day and night. She was proactive, letting us know 'next steps' in the process of buying our new house and the many, many details that go into i...
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William F.

William F.

Gerry was amazing throughout the entire process! Not only was he super responsive, he went out of his way to market the property, assist with the closing attorney, guide us through the negotiation process, and even helped sell ...
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Denise H. - Seller

Denise H. - Seller

We are grateful to Karen Kennedy for all the work she did to sell our Dennis condo. We live out of state and Karen took care of all the details and follow up without us having to go to the property during the listing and sale p...
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Bob C.

Bob C.

Incredible professionalism every step of the way. Martha's experience and level of knowledge were CLEARLY evident throughout the entire process. We simply could not have found a better agent to represent us during the sale of o...
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Anne & Ray M.

Anne & Ray M.

Accomplished, knowledgeable, a seasoned professional, efficient, and committed to getting the job done right. These were the key characteristics that solidified our decision to hire Martha Knapp as our real estate broker. Her c...
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Seller

Seller

We had the pleasure of working with Doug Grattan. We were highly impressed with his preparedness and responsiveness. At our first meeting he had put together a comprehensive proposal of our property and detailed comps of proper...
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Peter & Lisa F.

Peter & Lisa F.

I met Andrew Grattan at a property showing in July 2020 and was very impressed with his knowledge and professionalism of the local real estate market. We have since done three transactions, which all have been stress free for m...
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Doug Grattan and his Entire Team

Doug Grattan and his Entire Team

Doug Grattan and his entire team are consummate professionals and having bought and sold many properties in New England we would strongly recommend him as the first choice to sell or buy a home in Chatham. Fast, trouble free de...
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Maureen S.

Maureen S.

Doug Grattan has excellent local knowledge and is super responsive. He exceeded our expectations every step of the way. We highly recommend him and would definitely utilize his services again!
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Work With Us

We pride ourselves in providing personalized solutions that bring our clients closer to their dream properties and enhance their long-term wealth.