About from company website
KJ Tonner is a family-run construction and maintenance company established in 1986, with offices in Royston, Hertfordshire, and Cambridge. With over 30 years of experience, the company has grown from a sole trader to a team of over 30 skilled professionals across various trades. They offer a comprehensive range of building maintenance, refurbishment, repair, construction, and extension services for both commercial and domestic clients.
The company prides itself on its business values, innovative thinking, and a highly skilled workforce dedicated to exceeding client expectations. They emphasize open communication, practical solutions, and high-quality results, employing all their trades staff directly to ensure control over quality standards and service delivery. KJ Tonner aims to provide a complete, reliable service from start to finish, ensuring projects are completed safely, on time, and within budget.
Services
Works as
Sectors
Accreditations from company website
- NPORS
- IPAF
- Pasma
- Avetta
- CHAS
Clients mentioned from company website
Johnson Matthey, Silverwell Energy Ltd.
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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 K J Tonner Building Services Ltd from the record on this page
What does K J Tonner Building Services Ltd do?
KJ Tonner Building Services are an Accredited, Specialist Construction and Maintenance Company based in Hertfordshire and Cambridge. Their listed services include Refurbishment, Extensions, Carpentry & joinery, Plumbing and Electrical.
Where is K J Tonner Building Services Ltd based?
K J Tonner Building Services Ltd is registered at 39 Merrington Place, Impington, Cambridge, CB24 9AL, in East of England.
What areas does K J Tonner Building Services Ltd cover?
K J Tonner Building Services Ltd states that it works across Hertfordshire, Cambridge and Cambridgeshire.
How many people work at K J Tonner Building Services Ltd?
Accounts filed for the year to 2026 report 11 employees, which places the company in the 10-49 employees band.
What is K J Tonner Building Services Ltd's turnover?
K J Tonner Building Services Ltd does not disclose turnover: UK small-company accounts are not required to. Based on headcount and trade debtors in its filed accounts, turnover is likely to fall between £1.8m and £4.7m. This is an estimate, not a filed figure.
Is K J Tonner Building Services Ltd still trading?
Companies House lists K J Tonner Building Services Ltd as active, with accounts most recently made up to 2026-03-31.
What accreditations does K J Tonner Building Services Ltd hold?
K J Tonner Building Services Ltd displays NPORS, IPAF, Pasma, Avetta and CHAS on its website.
What sectors does K J Tonner Building Services Ltd work in?
K J Tonner Building Services Ltd works in Commercial and Residential.
When was K J Tonner Building Services Ltd established?
K J Tonner Building Services Ltd was incorporated on 2007-05-23, though the company says it has traded since 1986.