About us

We are a London-based window company. Our goal is to meet customers’ needs and expectations in the area of wooden windows and doors of different types, and achieve a stable position on the market through that.

Our approach requires manufacturing products of the highest quality, representing the best standards of the industry, to answer the requirements of customers in terms of reliability and elegance.

Inter House Windows strives to become a model of professionalism and reliability through responsible approach to quality of every detail we manufacture.

One of the strengths of our company is the people who create it. We provide safe, friendly and effective working environment for our every employee, which builds our long-term development capabilities. Each member of the Inter House Windows team plays a part in the improvement of quality of our windows and doors. Honed skills, knowledge and self-development of our specialists make up the backbone of our company’s of current and future successes.

Believing in constant increase of customer satisfaction, we only use materials of the highest quality. We regularly modernise our production lines and constnalty search for even more effective organisation methods. Because of all this, our products are guaranteed to always be of the highest possible quality.

We work with the best

Windows Measurement


If you do not know how to measure windows, our company will help you with this. When ordering windows in our company, you will receive a window measurement service for free. For details, please contact us via email or telephone.

Windows Fitting


Our company also deals with the assembly of windows and doors. We provide comprehensive service by removing, taking old windows and installing new joinery.

If you want to know the cost of assembly, contact us and we will make you happy with our services.

Manufacturer of wooden joinery

International Windows Group Ltd. is a dynamically growing company whose priority is to achieve full customer satisfaction.

We manufacture wood joinery. The offer includes doors and windows as well as facades and skylights. Each project is carried out in accordance with the individual preferences and needs of investors.

The first place in our strategy is quality, which we take into account at each stage of the production of the order is a key goal for us. Customer satisfaction is an absolute value for our company. Many factors influence and influence such an effect. Using them appropriately determines the success of our company.

In everyday work, we use a technologically advanced machine park. Our great assets are experienced and qualified staff, as well as a guarantee of excellent quality and compliance with applicable standards and standards while maintaining competitive prices.

We have a qualified team of traders, technologists and advisers who are able to answer every, even the most difficult question of the customer and always serve fast and professional help. We have our own assembly teams, which allows us to avoid often bad and low professional practices used by subcontractors and excludes the lack of direct communication with the client.

The company employs employees in three basic departments:

I department of commerce,
II production department of wooden joinery,

We use modern work tools and participate in many individual trainings and courses. Our employees are characterized by the constant need to improve their skills motivated by the company’s intensive development.


We will arrange the appointment at the time convenient to you.


Discussion about the details – you can choose the wood, lockers, glass & more.

next day Valuation

Estimate arrives next day!
If you happy we will ask for first payment.


First Payment – 60%.
Now we have everything next step is manufacturing!


After 4-5 weeks your dream windows are ready-  we will call you to arrange the fitting day.


Once we book convenient date of windows installation final payment of 40% is required.


FENSA certificate should arrive no later than 6-8 weeks after job completed.


10 years company’s guarantee is posted within 1 week.


I'm very happy with the whole work that has been done in my house. Quality looks good and personnel has been very friendly and professional. Well done!
John Knowles, London
"I have ordered windows for a large building project in the Gregorian style. I am very happy that this company has done it for me. Excellent contact with the company made it possible to achieve amazin
Kerry Jones, London