
Halle Costello provides essential operational support and client assistance to ensure a seamless real estate experience at Tribeca NW Real Estate.






King County
Seattle, vibrant neighborhoods, and a mix of urban energy and Puget Sound views.
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Success Stories
Hundreds of satisfied clients

"Wonderful Team, would work with them again without hesitation!"

"I had a great experience with Tribeca NW Real Estate. My realtor Kevin, was extremely responsive, getting back to me very fast. He went to a lot of effort to answer all my question… Read Mores in detail. The information he provided was extensive and very thorough. He was very friendly, organized, and kept me informed throughout the entire process. I was surprised at how stress free the process was. Kevin knows what he is doing! I highly recommend Kevin Escobar as a realtor." Read Less

"I recently worked with Tribeca NW Real Estate and couldn’t be happier. David Lew was incredibly knowledgeable and responsive, answering every question quickly. He was honest and at… Read Moretentive. The whole team was friendly, organized, and kept me in the loop at every step. I would 100% recommend David! I purchased a vacant land and he was willing to help me when other realtors wouldn’t. Thank you David!" Read Less

"I had a great experience with Tribeca NW Real Estate and more specifically with Brittany Arend who was the utmost professional. They were incredibly responsive, always answered my … Read Morequestions quickly, and their knowledge of the local market made the process smooth. She kept me informed every step of the way and was very communicative. I would highly recommend them and Brittany to anyone looking for a reliable real estate agent." Read Less

"We had such a great experience working with our realtor, Ashley Wise! From start to finish, she was professional, responsive, and truly had our best interests in mind. She made th… Read Moree entire process feel smooth and stress free, always taking the time to answer our questions and guide us through every step. We felt confident and supported the whole way through. Highly recommend to anyone looking to buy or sell a home!" Read Less

"We had an outstanding experience working with Ashley from Tribeca NW Real Estate to sell our home. From start to finish, she made what can often be a stressful process feel smooth … Read Moreand manageable.
Ashley is incredibly knowledgeable about the Sammamish market and guided us through every step with confidence and clarity. She was always responsive—answering questions quickly and keeping us informed at every stage—which gave us real peace of mind.
What stood out most was her attention to detail, and genuine commitment to getting the best outcome for us. Thanks to her expertise, everything moved efficiently and we felt supported the entire time.
I highly recommend Ashley and the team at Tribeca NW Real Estate." Read Less

"I walked into Tribeca NW Real Estate not sure what to expect, but the team was incredibly knowledgeable and responsive. The realtor listened to my needs, answered every question qu… Read Moreickly, and kept everything organized and clear. Their communication was constant and friendly, making the whole process feel easy and professional. I left feeling confident and grateful for the best experience I’ve had with a real estate agent in a long time. I highly recommend Tribeca NW Real Estate to anyone looking for a reliable and personable realtor." Read Less

"From the first meeting to the closing, the team at Tribeca NW Real Estate was incredibly knowledgeable. They answered every question, explained the market clearly, and guided me th… Read Morerough each step with confidence. I felt well informed and supported throughout the entire process and would definitely recommend them to anyone looking for a reliable real estate agent in Bellevue WA." Read Less

"Tribeca NW Real Estate was fantastic! The agents were incredibly knowledgeable, responsive, and friendly, and they kept everything organized and communicative from start to finish.… Read More Their realtor helped us feel confident about every decision and made the whole process smooth and enjoyable. If happiness had a location on Google Maps, it would be here." Read Less


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