Dedicated & Experienced Team
Since our formation in 1965, LJ Pratley & Partners Ltd has succeeded in becoming market leader in all aspects of natural ventilation and smoke ventilation and the preferred partner for many window fabricators, architects and main contractors. We strive to provide excellent customer service, ensuring projects are completed on time and in budget and work is carried out to the highest professional standards. Our dedicated team use their specialist knowledge and experience to provide sound advice and guidance throughout the design, supply and installation process while also ensuring maintenance, service and responsive repairs are conducted with the minimum amount of disruption.
Our Window
Control Systems
The family values that the company were founded upon still remain to this day.
We supply and install manual window openers and controls, natural ventilation, natural smoke and heat exhaust ventilation systems enabling customers to meet the requirements governing natural ventilation in all environments.
We are lucky enough to have specialised in many bespoke window openers and systems and to have worked in some of the UK's most prestigious venues including historical landmarks such as Buckingham Palace and St Pauls Cathedral as well as modern projects such as The Gherkin and Olympic Park Stratford.
Why Choose Us?
EXCELLENT CUSTOMER SERVICE
Ensuring our customers receive an outstanding level of customer service is at the cornerstone of everything we do.
50 YEARS EXPERIENCE
The vast knowledge and expertise we have developed over the last 50 years has established us as market leaders in our industry.
SPECIALISTS IN WINDOW CONTROLS
As recognised specialists, our customers can be confident they will receive the best advice and product innovations the market has to offer.
