Building Premium Quality Garden Rooms and Granny Annexes Since 2012 TRJ Construction Ltd is a United Kingdom-based garden building design-build firm specializing in the construction of quality garden rooms, granny annexes, garden lodgings, and more.
Our uniqueness stems from our ability to design and construct garden buildings of any magnitude and design complexity for both residential and commercial purposes at the most competitive prices in the market.
Superior Workmanship Our team consists of skilled professionals with decades of collective experience in the design and construction of SIP modular garden building structures. We construct our buildings using advanced modular garden building structure technology to deliver sustainable, energy-efficient builds at fast turnaround times without compromising on the structural integrity of your garden buildings.
TRJ Construction partners with the best contractors on and off-site to deliver structures with consistent finishes, engineered to perfection.