MYGRANNYANNEXE
Completed projects
Explore real annexes, garden rooms and extensions built by the TRJ Construction team.
A closer look at our projects.
Granny Annexe
Bespoke Granny Annexe in Waltham Cross
Garden Office
Bespoke Garden Office and Gym in Ashtead
Gym Garden Room
Private Garden Gym just for you
Garden Studio
SIP Garden Studio with storage
Granny Annexe
Bespoke Granny Annexe in Cheshunt
Garden Office
SIP Panels garden office in Hayes
London Garden Room
Craned Garden Room in Central London
Granny Annexe
Bespoke Granny Annexe in Amersham
Granny Annexe
Modern SIP Granny Annexe in Mill Hill, London
House Extension
A Showcase of SIP Panels, Composite Cladding, and Kitchen Refurbishment
Granny Annexe
The White House Grannyannexe in Radley
Gym Garden Room
Gym Garden Room with Sauna and Shower Room
Art Studio
Working Area in the back garden
House Extension
House extension built with SIP panels
Watford Garden Room
Garden Room with CCTV ,AIR Con and Video Projector
Epping Granny Annexe
A testament to sustainable luxury living
Watford Garden Office
Cozy place to work from home
Granny Annexe
SIP panels Granny Annexe in Hemel Hempstead
Garden Room
Utility room on the back garden
Recreation Space
Richmond Park -SIP open space
Garden studios
Explore our garden studio options
Gym Room
Sip Panels Gym room in Erith
Yoga Classroom
Ypoga Classroom built in Guildford
Michelle Rogers
Full bathroom refurbish .
Gym House
Project done for Gardenspaces Uk
Brockworth School new classroom
Project build for Gardenspaces UK
The Big Barn
Customer Design with Gardenspaces Uk as main contractor.
Royal College of Art extension
Project done with SupersipsUK
Annabel extension
We managed to finish in 10 working days .
Let’s talk about your garden.
Tell us what you have in mind. We can discuss your space, layout, planning considerations and the next steps.