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Garden Rooms ,Granny Annexes and Man Caves

Premium Quality Garden Rooms & Granny Annexes Since 2012

TRJ Construction Ltd is a trusted UK-based construction company specializing in bespoke garden rooms, granny annexes, and home extensions. With over a decade of experience, our expert team designs and builds high-quality, durable, and stylish outdoor living spaces tailored to your unique needs.

From modern garden offices to spacious annexes for independent living, we handle everything from custom design to flawless construction, ensuring superior craftsmanship and attention to detail. Our commitment to quality and customer satisfaction has made us a leading choice for homeowners looking to enhance their property with functional and aesthetically pleasing extensions.

📞 Contact TRJ Construction Ltd today for a free quote and transform your home with expert craftsmanship!

Expert Craftsmanship & Superior Quality

At TRJ Construction Ltd, we take pride in delivering exceptional workmanship in every project. Our skilled craftsmen meticulously plan and execute each build, ensuring durability, style, and long-lasting performance. Whether you're looking for a luxury garden room, a self-contained granny annexe, or a custom home extension, we bring your vision to life with precision and expertise.

High-quality materials & finishes
Custom designs tailored to your needs
Built to last with expert craftsmanship

Affordable, High-Quality Construction Services

We believe that everyone deserves a beautifully designed, high-quality living space, regardless of budget. That’s why TRJ Construction Ltd offers cost-effective solutions without compromising on quality. Our competitively priced services ensure that you get outstanding value while benefiting from our expert craftsmanship.

💰 Affordable pricing with no hidden costs
🏡
Custom-built solutions to suit every budget
✔️
High standards of construction & customer satisfaction

Looking to upgrade your home with a garden room, granny annexe, or home extension? Get in touch today for a free consultation and quote!

A garden office company

TRJ Construction Ltd 

Registered office

39 Rushleigh Avenue ,Waltham Cross ,EN8 8PP

Contact details

Costi Tiseanu 

Business Position 

Director 

VAT no.

153770309

Contact Number :

+44 79 66800 519 

All imagines are property of TRJ Construction Ltd .

Starting 2000  these were our jobs done for different contractors as follow : Gardenlodges ,Hilton, GrannyAnnexe , HomeExtensions Ltd, Gardenspaces UK , Inspired Building Systems ,Studioni Ltd,SuperSips Ltd and more private jobs .

We provided all the labouring for the hole projects and in some occasions technical advise and drawings .

We done installations for our contractors at
NEC Grand Design on 2012,2014,2015 and ExCel  London Grand Design on 2013,2014,2015,2016.

During 2012 I was in charge with a project run by Gardenlodges   for My Flat Pack Home Tv Show hosted by Amanda Lamb .


Hertfordshire Granny Annexe