About Sean Adu-Gyamfi

Sean

Agent Details

Meet Sean

Licensed Assoc. Real Estate Broker | Luxury Property Specialist

Welcome to the world of luxury real estate with Sean Adu-Gyamfi, also known as "Not Your Ordinary Broker". Sean is a dynamic professional whose talents and expertise extend beyond conventional boundaries, making him a go-to broker in NYC. With a commitment to white-glove service and an in-depth understanding of the real estate market, Sean is celebrated for his versatility and exceptional client care.

With over 15 years of sales experience spanning technology and residential real estate, Sean has built a solid reputation as a trusted expert. Before joining Coldwell Banker Warburg, he co-founded Mantus Real Estate, a subsidiary of Lee & Associates NYC. As the Associate Director of Sales & Leasing, Sean led his team in managing residential transactions and fostered relationships with over 40 rental properties across Manhattan and Brooklyn, becoming the exclusive leasing agent for each.

Clients describe Sean as an "outstanding professional," "incredibly efficient," "attentive," "trustworthy," and an "exceptional communicator." His top priority is ensuring that clients feel comfortable, educated, and at ease throughout the entire transaction process and beyond.

A graduate of Northeastern University with a Bachelor’s Degree in Mathematics, Sean moved to NYC in 2014 from Providence, RI. He currently resides in Long Island City after spending six years in Hamilton Heights. Before becoming a real estate agent himself, Sean worked as a Senior Business Consultant at Zillow, where he discovered his passion for building genuine relationships and guiding agents to success.

Outside of real estate, Sean is known as "NYO," a gifted DJ, host, and event programmer. He has made a name for himself in NYC's high-energy nightlife scene and is well-versed in various music genres, including Top 40, R&B, House, Afrobeat, Amapiano, Hip-Hop, and Jazz. Additionally, Sean is an alumnus and member of The Wheeler School’s Board of Trustees, where he remains an advocate for the school and the broader community.

Client Testimonials

Amy S.

Amy S.

Sean is a truly outstanding professional. We did not know anything about the process for renting an apartment in NYC, and he walked us through every single aspect with knowledge and patience for our many questions. He toured ap...
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Christine C.

Christine C.

Sean made our first home buying experience much easier. He took the time to make sure we understood the whole process and was calm and patient with all of our crazy questions. He is an exceptional communicator and always makes ...
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Peter M.

Peter M.

Good communicator, attentive, timely follow-up, clear, trust-worthy, even-keeled, the right demeanor for the transaction – appreciate his expertise and suggestions through the process – I highly recommend Sean for future business.
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Yo S.

Yo S.

Sean went above and beyond my expectations in helping my home search. Initially I also worked with other agents, but having realized soon after how Sean was several notches above in terms of the quality of service, I switched t...
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Austin P.

Austin P.

Sean came recommended to me through a friend, and as a first-time home buyer, I could not have asked for a better realtor than Sean! There are many praises I could sing about Sean, but these are the top three reasons: 1. Knowle...
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Kevin O.

Kevin O.

Sean was an absolute pleasure as my agent. He was organized, diligent, responsive, and knowledgeable. Most important, he was patient. I worked with Sean for almost one year until I found the right home. In that time we saw at l...
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Jorge G.

Jorge G.

I live in Hong Kong and in early 2021 I was looking to buy an apartment in NYC, one of my closest friend recommended Sean. COVID travel restrictions made it nearly impossible for me to travel from Hong Kong to NYC to view any a...
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Jeffery F.

Jeffery F.

Bought a Condo home in 2021 in Park slope, Brooklyn, NY. We were on the hunt for an apartment for over 6 months and Sean could not have been more patient with us throughout the process. Despite all the pivots in our search, Sea...
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Cait T.

Cait T.

Helped me rent a multiple occupancy home in Long Island City, NY. Sean was a great help in our apartment search and signing process, which for us was less than a week! He was extremely responsive from the moment we contacted hi...
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Paula L.

Paula L.

My boyfriend and I were looking for our next place, and let’s just say that looking for apartments from a distance due to COVID-19 and not being in NYC wasn’t necessarily what we had in mind for an ideal search. But thanks to S...
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Tom M.

Tom M.

I cannot recommend Sean enough! I found him through a public listing and although it did not work out with that specific unit, Sean extended his services and offered to help me find another apartment in an area I was looking to...
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Daniel V.

Daniel V.

Sean was by far the most helpful, responsive, knowledgeable and kind realtor I have ever had the pleasure of working with. This was not my first home purchase and I’ve Delt with some realtors who were awful/did not care, but no...
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Suze S.

Suze S.

Sean is a very pleasant person. He understood right away what type of apartment I wanted and thus showed me only those that met my requirements. He didn’t waste my time which was perfect knowing that I had limited time to find ...
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Dianna B.

Dianna B.

Helped me rent a multiple occupancy home in Upper East Side, New York, NY. Sean was patient with me as I was from out of town, and he was very enthusiastic during the whole process. I will definitely use Sean again in the futur...
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Hadia S.

Hadia S.

Sean was a wonderful person to work with during my search for a new place in Manhattan. He has a very positive attitude (with a good sense or humor!) and is very professional, which is key for the process (given that it can tak...
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Farouk A.

Farouk A.

I was nervous and overwhelmed about moving to Brooklyn as there are so many things to consider when moving to a big city. After experiencing Sean’s level of professionalism, general knowledge of the city, and laid-back attitude...
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Hakeem A.

Hakeem A.

Sean seemed extremely knowledgeable but at the same time spoke in a way that was easy to relate to and made me feel comfortable. You can tell he puts in the work. Between his professionalism and easy going yet diligent nature, ...
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Kayla M.

Kayla M.

Sean made finding an apartment for me and my roommate super easy. He was consistent, reliable and didn’t mind answering any of our questions. He even sent pictures and videos of our potential apartments when we couldn’t make it...
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Past Transactions

Residence
610 W 136th Street 3-A
Sq. Ft.
1,100
Beds
4 beds
Baths
1 bath
Price
$500,000
Price/Sq.
$455
More Details
Residence
300 W 135TH Street 10A
Sq. Ft.
714
Beds
1 bed
Baths
1 bath
Price
Price/Sq.
More Details
Residence
300 W 135th Street 10-A
Sq. Ft.
692
Beds
1 bed
Baths
1 bath
Price
Price/Sq.
More Details

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With us representing you and your property in the purchase or sale of real estate, you will not only work with one of the city’s highly-trained and hardest working agents, but you will also have the benefit of Coldwell Banker Warburg’s leadership strategies every step of the way.

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