HJJ Developments
Home renovations, extensions and loft conversions in Bexleyheath
About HJJ Developments
HJJ Developments is a design and build company based in Bexleyheath, serving homeowners across South East London. Its services include house renovations, home extensions, loft conversions and bespoke bathroom design and installation. It also builds media walls and renovates outdoor spaces.
The company says it has over 10 years of experience. Its loft work includes dormer, mansard, hip-to-gable, L-shaped and rooflight conversions. Extension options include rear, side, wraparound and two-storey designs. Renovation services also cover electrics, plumbing, heating, carpentry, flooring, kitchens, plastering, rendering, painting, AV, CCTV, security and cinema rooms.
The team says it works with clients from concept to completion. For extensions, the company says it provides tailored designs and building work within set prices and timelines. It was Highly Commended in the Best Independent Service category at the Bexley Awards 2026.
Areas covered
- Bexleyheath
- Belvedere
- Blackfen
- Chislehurst
- Dartford
- Sidcup
- Welling
- Wilmington
Services
- Bathroom Fitters
- Bathroom Renovation
- Builders
- Central Heating
- Electricians
- House Extensions
- Home Cinema Installation
- House Renovations
- Loft Conversions
- Plumbers
Building and renovation
- Loft conversions
- House renovations
- Home extensions
- Bespoke bathroom design and installation
Renovation services
- Electrics
- Plumbing
- Heating
- Carpentry
- Flooring
- Kitchens
- Plastering
- Silicone rendering
- Painting
- AV, CCTV and security
- Cinema rooms
Home and outdoor spaces
- Media walls
- Outdoor space enhancement
- Landscaping and outdoor living areas
What their website says about each service
- Bathroom Fitters
“offering expert design and installation services”
- Bathroom Renovation
“Whether it’s a small kitchen or bathroom update or a full-scale remodel”
- Builders
“HJJ Developments is a high-quality building company based in Bexleyheath”
- Central Heating · mainly as part of larger projects
“Heating”
- Electricians · mainly as part of larger projects
“Electrics”
- House Extensions
“We specialise in creating custom home extensions”
- Home Cinema Installation · mainly as part of larger projects
“Cinema Rooms”
- House Renovations
“Our home renovations transform living spaces to meet your evolving needs and style”
- Loft Conversions
“We turn unused lofts into beautiful, functional spaces”
- Plumbers · mainly as part of larger projects
“Plumbing”