The logo for landmark windows and joinery is green and white.

Enhancing Your Home's Elegance with Bespoke

Sash Windows

Handcrafted to Perfection, Down to the Last Detail

Contact us now for a free survey on 01992 761 455

An icon of a window in a green circle.

Our box frame and sliding sash window is unique in allowing you to have the smallest depth possible and still cater for Heritage double glazed units (16mm). Or the thinnest possible sashes by themselves  with double glazed units and solid putty line bead. 

FIND OUT MORE
An icon of a window in a green circle.

We specifically design & manufacture our casement windows to meet the highest standards. We are very flexible with the specification.


We can provide and offer a wide range of locking options including Winkhaus German Multipoint Locking System.

FIND OUT MORE
A white door with squares on it is in a green circle.

Traditional joinery techniques with state of the art equipment and machinery for highest quality doors.


Our traditionally styled timber doors provide outstanding high security performance equipped with multi point locking systems.

FIND OUT MORE

WHO WE ARE

Landmark Windows Co Ltd, a reputable and trusted family-owned business, proudly led by Steve and his two sons, Tom and Ben, who work alongside a team of highly skilled joiners.

With over 35 years of industry experience, Steve has become a leading figure in the timber sash window sector, known for his expertise and dedication to quality craftsmanship.


Our solid reputation has been carefully cultivated over the years by consistently delivering high-quality joinery products that seamlessly blend traditional methods with expert craftsmanship and innovative technology.


At Landmark Windows Co Ltd, we take pride in manufacturing all our joinery in-house and ensuring high-quality installation through our network of trusted partners.

"Passionate About Heritage..."

WHAT WE DO

At Landmark Windows, we begin by understanding your vision for your windows and doors. Our project manager will visit your project with a relaxed yet thorough approach to assess your needs. We pride ourselves on our friendly, reliable service, and our experienced staff will guide you through every step, from the initial consultation to the final installation.


All our windows and doors are proudly crafted in our Essex workshop with meticulous attention to detail using state-of-the-art technology. Our extensive range includes timber sash windows, timber casement windows, and a variety of external timber doors.


Experience the perfect blend of traditional craftsmanship and modern innovation with Landmark Windows.

Start My Custom Window Journey Today

BUSINESS SECTORS WE PARTNER WITH

A man and a woman are looking at a blueprint on a table.

Architects

When designing properties, designing your bespoke windows & doors to suit the overall vision. If you are choosing high-quality hardwood sash windows & doors, we're happy to provide you the advise you need.

A man is walking down a street in front of a large building.

Builders

Whether your project is a single residential dwelling or a large scale commercial scheme, hardwood sash windows will add value to your clients properties. We have the capacity to design & manufacture on time & budget. 

A man is using a drill to install a window.

Installers

Your reputation is as important to us as our own, which is why we have several options from fully finished & glazed sash windows to part finished where you can opt to finish on your own facilities.

BLOG

A large white house with a lot of windows and a car parked in front of it.
By Tom Hunt June 17, 2024
Timber Sash Windows: Enhancing Homes with Timeless Elegance
A living room with a view of a lake through an open window.
By Tom Hunt May 23, 2024
Unlock Natural Light and Fresh Air with Landmark's Casement Windows
A room with a lot of windows and a radiator.
By Tom Hunt May 6, 2024
Falling in Love with Timber Sash Windows
A close up of a window sill with a window lock on it.
By Tom Hunt April 5, 2024
Choosing the Perfect Hardware Accessories for Your Landmark Windows Sash Windows

Frequently Asked Questions

  • Do you still service the residential market?

    All residential works are now completed via our Approved Installation Partners.

  • Do you manufacture Accoya?

    No. We only manufacture & supply Sapele timber because we believe it's a superior material over other woods.

  • Do the windows have to be fully finished & glazed?

    Not at all. This is completely optional depending on your own facilities.

  • What is the lead time for manufacture?

    Standard Sash Window  6 – 8 weeks


    Finished & Glazed  8 – 10 weeks


  • What guarantee do your windows come with?

    10 Years on fully finished joinery. 5 Years guarantee on double glazed units and 1-year manufacturer's warranty on hardware.


  • Do you offer a credit facility?

    Yes, subject to checks.

Share by: