Transform your Hamptons garage into a premium carriage house, guest suite, gym, or studio with Black Wall Builders — the trusted garage renovation contractor serving East Hampton, Southampton, and all of the Hamptons since 2016.
Complete the form, and our team will get back to you with tailored remodeling solutions for your home.
At Black Wall Builders, we specialise in high-end garage remodels and conversions across the Hamptons — from premium carriage
house renovations and custom garage upgrades to full garage-to-guest-suite conversions that add significant value to your East
End property. Our Hamptons garage remodel team manages everything from design and local permits to construction and final
inspection.

Collector Car Showroom
Hamptons Guest Suite Conversion
Home Gym & Wellness Studio
Workshop & Craft Studio
Smart Storage Garage
Pool & Beach Gear Locker
Home Office Garage
Entertainer's Lounge Garage
Mixed-Use Flexible GarageWe visit your Hamptons property, assess your garage's remodel or conversion potential, discuss your vision, and establish a clear scope and budget before any work begins.
We provide a detailed design plan and fully transparent quote for your Hamptons garage remodel — covering all structural, mechanical, and finish work with no hidden costs.
Our team manages all local Hamptons municipality building permits — coordinating structural engineers, licensed trades, and all pre-construction requirements for your East End garage project
We execute your Hamptons garage remodel with the craftsmanship East End properties demand, keep you updated throughout, and conduct a thorough final walkthrough to ensure your complete satisfaction.
Explore our completed remodeling and construction projects across The Hamptons. Each home reflects our commitment to quality, precision, and timeless design.






Black Wall Builders did an amazing job on our kitchen remodel! They were professional, on time, and kept everything clean. The new layout is perfect, and the quality of their work is top-notch. We’re thrilled with the results and would definitely hire them again!
Black Wall Builders did an outstanding job on our dining room remodel. Their team was professional, punctual, and listened to our needs. The new hardwood floors and custom shelving look amazing, and they finished on time while keeping the space clean. We’re thrilled and would recommend them for any home project!
Michael was extremely knowledgeable and handled a very challenging situation with professionalism and confidence. Our ADU unit didn’t have any permitting in place, and he clearly understood the complexities involved, guided us through the options, and made the process much easier to navigate. We really appreciated his expertise and calm approach throughout the entire process.
How much does a garage remodel cost in the Hamptons?
Hamptons garage remodel costs reflect the premium craftsmanship, materials, and East End logistics required for quality renovations. A garage upgrade or carriage house renovation typically costs $30,000 to $100,000, while a full garage-to-guest-suite conversion in the Hamptons can range from $100,000 to $300,000 or more. Black Wall Builders provides a detailed quote after your free in-home consultation.
Can I convert my Hamptons garage into a guest suite or rental cottage?
Yes, in many Hamptons municipalities garage conversions to guest suites or accessory dwellings are permitted subject to local zoning requirements and building permits. Black Wall Builders is experienced navigating the specific regulations of East Hampton, Southampton, and other East End towns, and manages the entire permitting and construction process for you
How long does a garage remodel take in the Hamptons?
A Hamptons garage renovation or upgrade typically takes 3 to 6 weeks. A full garage-to-guest-suite conversion can take 3 to 6 months including the local permitting process. Black Wall Builders recommends beginning your Hamptons garage project planning well in advance, particularly if targeting summer completion.
Do you handle permits for garage remodels in the Hamptons?
Yes. Black Wall Builders manages all building permits required for your Hamptons garage remodel — navigating the specific requirements of East Hampton, Southampton, and other local East End municipalities. We handle all permit applications, inspections, and sign-offs.
Do you work on garages at seasonal Hamptons homes?
Yes. Black Wall Builders is experienced working with seasonal Hamptons properties and plans garage renovation work around your residence schedule — minimising disruption and ensuring your project is completed to your timeline