Free Quotation


Contact us

020 8981 5400

Or fill out the form below and get a free quote today.

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We Worked Hard

Many Challenges


No matter what size of a job Knight’s Mark is offering free quotations with no obligation for security doors and windows. We will also give you advice in choosing the best option for you. We would keep you updated throughout the steps and let you know how long the process would take. We never pressure you into making a decision – we make most of our business through referrals. We understand that it requires time and some serious consideration.


We will give you a quote shortly after one of our highly trained surveyors visit – they will bring some sample finishes, locks and demo videos to show you what our products are! Alternatively if you have the measurement’s you can also enquire online and one of our team members will be able to give you a free estimate.


Contact us today and talk through what your needs and requirements are and we will help you not only to get a beautiful door, but enhance your homes or business security.


And Contact Us

Take The First Step

We are professionals throughout the whole supply chain and specialise in design, manufacturing and fitting of security doors and windows for over 9 years. The company offers a wide range of doors and windows for houses, apartments, vaults, hospitals, hotels, theatres and many other public and privately owned buildings.

Highly motivated team is ready to evaluate your home or business facilities and match the best security options for you.
We allow our customers to be a part of the business and give the possibility to make their own door design. This way you can put your personal touch on the final product and make it unique.

*Maximum 3 files (10mb file limit).