Modern extension
Reading Berkshire
Modern extension featuring black external cladding and aluminium windows.
About from company website
KJ Building Ltd is a trusted building company based in Berkshire, offering a full range of construction services. They prioritize quality and experience in every project, from top-tier extensions to elegant kitchen and bathroom designs. The company emphasizes maintaining most trades in-house to ensure high workmanship, clear communication, and transparency for a trusting client relationship.
They aim to be the client's main point of contact, managing all aspects of a project from start to finish, including coordinating trades and working with architects and building control. KJ Building Ltd is committed to providing exceptional value for money, with competitive pricing due to in-house trades and strong supplier relationships. They offer comprehensive quotes and work to robust contracts.
The team is experienced and professional, treating clients' homes with respect. They hold significant insurance cover, including £2,000,000 public liability, £250,000 contract works, and £10,000,000 employers' liability insurance, providing peace of mind for clients.
Services
Works as
Sectors
Project experience from company website
Loft conversion for barn conversion
Hurst, Wokingham
Loft conversion with improved insulation and Velux rooflights.
Bathroom renovation
Newbury Berkshire
Bathroom renovation with subway tiles, glass shower screen and luxury vinyl (LVT) flooring.
Building framework during renovation
Hurst Wokingham
Wooden framework inside a building under renovation.
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Oak carport construction
Reading, Berkshire
Construction site with oak carport being constructed.
New build construction
Reading, Berkshire
Construction site with a brick house in progress, building materials visible.
Substantial extension and garden/patio work
Reading
A substantial extension and extra work on the garden/patio.
Client · Alex
Bedroom renovation
Newbury
Extensive works to a bedroom including stripping out a built-in wardrobe, insulating the floor, replastering and redecorating.
Client · Becky
New extension
Reading
New extension with excellent communication throughout, on time and on budget.
Client · Oliver
New build project
Full end-to-end service taking a project from construction drawings to the final product.
Extension project
Extensions of all sizes, from single-storey to two-storey.
Kitchen installation
Full end-to-end kitchen fitting service, including plastering, electrical, and plumbing.
Similar companies
- A1 Construction (Reading) LtdReading · Extensions
- Aj Sellwood Building Solutions LtdReading · Main contractor
- All Time Roofing LtdReading · Roofing
- Alpha Windows (Southern) LtdReading · Windows & doors
Is this your company?
This profile was compiled from public records. Claim it to add the things buyers ask for:
- Services and specialisms in your own words
- Accreditations and insurance, with cover levels
- Areas you cover and how far you travel
- Typical project size and contract types
- Recent projects with photographs
- Capability statements and brochures to download
- Plant and in-house trades you own
- Who to contact for enquiries and tenders
Questions about Kj Building Ltd from the record on this page
What does Kj Building Ltd do?
KJ Building Ltd offers expert construction services in Reading, Newbury and Berkshire, specializing in extensions, renovations, loft conversions, new builds and more. Their listed services include Extensions, Refurbishment, Loft conversions, Kitchen fitting and Bathroom fitting.
Where is Kj Building Ltd based?
Kj Building Ltd is registered at 40 Lansdowne Road, Tilehurst, Reading, RG30 4QU, in South East.
What areas does Kj Building Ltd cover?
Kj Building Ltd states that it works across Reading, Newbury, Berkshire, Hampshire and Oxfordshire.
How many people work at Kj Building Ltd?
Accounts filed for the year to 2026 report 5 employees, which places the company in the 1-9 employees band.
What is Kj Building Ltd's turnover?
Kj Building Ltd does not disclose turnover: UK small-company accounts are not required to. Based on headcount in its filed accounts, turnover is likely to fall between £360k and £960k. This is an estimate, not a filed figure.
Is Kj Building Ltd still trading?
Companies House lists Kj Building Ltd as active, with accounts most recently made up to 2026-01-31.
What sectors does Kj Building Ltd work in?
Kj Building Ltd works in Residential.
When was Kj Building Ltd established?
Kj Building Ltd was incorporated on 2023-01-22.