Custom Mahogany Windows

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Architectural-Grade Custom Mahogany Windows

We take great pride in building the best custom mahogany windows for residential architectural use. With a deep understanding of Mahogany’s unique qualities, we deliver windows that enhance the visual appeal of your projects and provide exceptional functionality and wear resistance.

Why use Mahogany for Architectural Windows?

Several vital benefits make custom mahogany windows a superior choice for architectural projects:

  • Mahogany is renowned for its exceptional durability and strength. This hardwood is highly resistant to rot, decay, and insect damage, ensuring that your windows stand the test of time.
  • Mahogany has a natural beauty that adds timeless elegance to any architectural design. Its rich, reddish-brown color and unique grain patterns create a rich visual presentation.
  • Mahogany accepts a wide variety of finishes, allowing architects the freedom to set their imagination free.

We Source Only the Best Mahogany.

We have key relationships with some of the best suppliers in the world; this allows us to handpick the finest quality mahogany that meets our rigorous standards. Furthermore, our commitment to sourcing sustainable and ethically harvested Mahogany ensures that we can provide you with windows that are not only beautiful but also environmentally responsible.

We understand that each architectural project is unique and requires a tailored approach. That’s why we proudly offer custom mahogany windows designed to meet your specifications. Whether you have a specific style, size, or design in mind, our skilled artisans have the expertise to bring your vision to life. From traditional to contemporary, our custom mahogany windows are crafted with precision and attention to detail, ensuring a perfect fit.

Finishing & Hardware

We believe in providing architects with various choices regarding finishing and hardware options. We understand that the little details can make a big difference in enhancing the overall aesthetic of your windows. That’s why we offer a range of custom finishing options, allowing you to select the perfect stain or paint color that complements your home’s architectural style. Additionally, we provide an array of hardware options, from traditional to modern, ensuring that your windows look stunning and operate smoothly and securely.

Our custom mahogany windows are the epitome of architectural excellence. With their exceptional durability, natural beauty, and ability to be tailored to your exact specifications, they are the perfect choice for demanding architects. When you partner with the j.gleason window + door company, you’ll experience the craftsmanship and attention to detail that sets our windows apart.

Elevate your architectural experience with custom mahogany windows that genuinely stand out. Our only limit is your imagination. Call us today at your 631-727-9691.


Lead Times

The lead time for manufacturing our custom mahogany windows is typically 18 to 22 weeks after approval of shop drawings; if you have tighter deadlines, we'll do everything we can do accomodate you.


Our windows are pefect for both contemporary and traditional applications. Every window we make is built to your exact specifications.

What Options do You Offer?

We offer a wide array of options, including:

  • Single Casement Windows
  • Double/French
  • Tilt & Turn
  • In-Swing and Out-Swing
  • Top Hinge
  • Cottage/Divided
  • Curved Glass
  • Motorized Options
  • Roll Screen
  • Custom Finishing and Hardware
  • Hurricane Rated
  • and much more.

Do You Offer a Warranty?

Our warranty has you covered in the folowing areas and is one of the the best in the business.

  • 5-year limited warranty on material and workmanship.
  • 5-year limited warranty by glass manufacturer on standard insulated tempered glass.
  • 2-year limited warranty on factory finish.

Please note: Insulated glass over 50 square feet will not be warrantied.

What is Your Quality Control Process?

We have a very rigo

Do You Install?

Yes, we offer complete installation services.

What Types of Windows do You Produce?

For more information, visit these handy links:

We can also craft completely custom windows for your application.

Custom Mahogany Windows Manufacturer

Recently installed custom Mahogany windows and doors.

Custom made Mahogany Windows


The J. Gleason Window and Door Company is located in Riverhead, New York and is a leading manufacturer of custom-made architectural windows and doors. Call: 631-7272-9691

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