Bespoke Joinery London: Sash Windows, Staircases, Doors

APT Renovation team include some of the best craftsmen around London, talented carpenters and joiners who will create completely beautiful and exceptional bespoke joinery pieces, fixtures and fittings tailor made to your needs and your very personality.
Our attention to detail is critical yet the quality of service we provide combining the wood craft skills and to produce the perfect blend of traditional and contemporary bespoke joinery using modern technology, we will create and fit seamlessly finished sash windows, hardwood entrance doors, staircases, custom fitted wardrobes, bookcases, reception desks and book built in units, as well as carrying out hand painting and full spray finish.

So let’s take a look at a few ways that you could capture that “Wow” factor for your home!

Bespoke Joinery – Sash Windows
APT Renovation is specialised in designing and fitting traditional, contemporary box sash and casement windows to your specification. We can replace your existing windows, including wooden sliding box sash windows, bay windows and replacement window frames like for like, made to measure quality timber windows to fit seamlessly into your existing opening’s or new build openings in London. Also we can upgrade your old existing frames with new moving parts. This can be achieved by fitting more energy efficient Slimlite double glazed windows into the new joinery which perfectly meets the requirements of the building regulations and on top that cut your energy bills.

Double Hang Sash Windows
Our double hang box sash windows are traditionally hand crafted resourcing the finest wood materials and the extensive experience to your specifications, these beautiful bespoke windows will bring the classic touch to even the most modern property. We can match your existing window, and at the same time can fit a energy efficient , and environmentally friendly bespoke UPVC box sash windows are made using softwood or hardwood. Our windows comes with cords, pull handles & weights, traditional ovolo, lambs tongue or contemporary square shaped with natural finish or spray painted. These windows can be single glazed or double glazed, and fully draught-proofed.

Casement Windows
APT can design and fit all types of casements sash windows of soft wood and hard wood to suit a range of period properties and listed buildings, including Edwardian, Victorian and Georgian properties in heart of London. We are able to replicate all traditional ovolo, lambs tongue or square sections depending on your bespoke requirements. We manufacture and install completely new bespoke timber casement windows of all styles include traditional flush casements, storm proof and modern designs. These can be single or double glazed. All our wooden casement windows are supplied with fully draught strip helping you to reduce you heating bills. If the window frames are still in good condition we are also able to replace and restore casement sashes with the custom style-matching the frames in situ.

Bespoke Joinery Specialists

With a team of professionals who have more than 20 years of experience who will work around the clock to ensure that your property if performed to the highest standards whilst causing minimum disruption

Dedicated Project Manager

Our project managers have many years of experience and hold all professional qualifications in construction industry. We work efficiently and with consideration for your neighbours and environment.

Memberships & Insurance

As a London’s leading Loft conversion specialist we are fully registered and trained with reliable construction authorities and insured to comply with all environmental requirements.

Bespoke Staircases by Skilled Wood Craftsmen in London
Whether you are planning to restore existing or install a new staircase, APT can manufacture and install bespoke traditional wooden to contemporary glass staircases in your home or maisonette, that will add a stunning finish bespoke craftsmanship.

Painted Staircases
Our beautifully hand painted or sprayed wood finished oak, mahogany or walnut handrails staircases can perfectly
blend in with existing decor, and can completely transform the look of your hallway, making it bright and spacious. If you’re willing to keep up with traditional staircase, then why not try mixing your favourite paint colour on the spindles which can create a a beautiful combination staircase that will result in admiring glances and comments from friends and family.

Oak Staircases
The level of detail and craftsmanship we put into our beautifully designed hardwood staircases is simply outstanding. We are able to manufacture the langdale, ellesmere twisted staircase spindles joined with an elegant curved volute, which will create a stylish yet classic touch in hallway.

Modern Staircases
Our approach to create beautiful modern staircases by combining natural hardwood, metal and glass staircases, which now become a popular choice as it can add a stunning character to your hallway. The staircases are gone from being just functional to design feature, and it is a absolutely fantastic choice if you are looking to bring your home into the modern, hence no one understand this better than us. So let’s take a glance at a few ways that we create that “Wow” factor for your home!

Front Doors
Entrance doors tend to have your own character, style and personal statement of taste. That is why we design and build beautifully durable traditional crafted and modern timber front doors in London with the latest security features, you can always expect quality and endurance.
We use the finest timber and wood materials to enhance the character of your home, and add value to your property. All our entrance doors are assembled in our workshop, and checked using our stringent quality control standards

French Doors
We manufacture and install a wide range of timber French wooden doors. All our doors are designed using the finest quality wood materials available in market. We can design bespoke French doors to fit any shape, space large or small.

Kitchens and Wardrobes
If you live in London and looking for a custom designed kitchen units and wardrobes – and you cant find the style and quality you looking for on the high street retailers then it is worth talking to APT. Our joinery skills are amongst the best in the industry, area we are specialised joiners and carpenters, we manufacture a great range of magnificent stunning mounted or freestanding furniture, kitchen cabinets, cupboards, wardrobes and shelving to suit your needs and your budget. We use wood materials like timber pine, oak, beech. We will take care of everything from measuring, designing , manufacture to fitting so why not talk to us today?

Orangery or Conservatory
Decision of adding Orangery or Conservatory to your property can get you endless benefits. Whether you want to create more space or just want to entertain your guests then a Conservatory or Orangery designed and build by APT can be perfect choice. An Orangery or Conservatory will bring part of nature into the warmth of your house. Our traditionally build conservatories will look and feel like part of your home. Building the orangery can give you a big dining space, on top that beautiful area of entertainment for those who would like to lit a candle for a romantic dining under the panoramic night sky. The design possibilities of conservatory or orangery can be almost endless.


A Building Inspector will visit at regular stages throughout the project, their job is to make sure that we are adhering to all the latest building regulations. Upon completion of works The Building Inspector will make a final visit and you will be issued with a completion certificate.


APT Renovation team are always happy to hear your thoughts about your project, either on the phone or in person.

If you’d like to know more please arrange a FREE no obligation site meeting you.

Call Us: 0207 223 6417

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Office Opening Hours

Monday 08:00 – 17:00
Tuesday 08:00 -“ 17:00
Wednesday 08:00 -“ 17:00
Thursday 08:00 -“ 17:00
Friday 08:00 – 17:00

Outside of these hours, please leave a message and we will call you straight back.

If you are an existing client and need to contact us urgently, please call the mobile number of your Project Manager

Planning Permission

APT Renovation have a Central and South West London focus and are always well abreast of the developments in local planning permission guidance and building control. We are also familiar with the property types and architectural profile of this region meaning that the design work we undertake will be sensitive and well applied to your property. Obtaining planning permission for your property conversion need not be an arduous affair for our clients as we will undertake all such necessities. Our staff are excellent communicators and always adhere to proven project management best practices to ensure an exemplary finish.

Building Control

We provide Building Control approval specialist services for all types of residential projects. Our swift and responsive technical expertise means that we are able to viable and safe buildings. We are here to assist you with all Building Regulation process, however our expertise in all aspects of the property industry gives us a unique approach.
Our Building Control covers following:

Residential – Property re-modelling, house and kitchen extensions, loft conversions, basement conversion, and internal alterations.
New homes – Flats, bungalows, houses and barn conversions.

Our comprehensive approach to building control delivers a professional, speedy and simple service across all sectors.

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