Annual accounts
Total Exemption Full accounts
31/12/2027Filing deadline
Made up to 31/03/2026Due 31/12/2027
- Next accounts made up to
- 31/03/2027
- Last accounts made up to
- 31/03/2026
DIAMOND CONTROLS LIMITED
ActiveRegistry details
Reference data exactly as held at Companies House.
Copy registry details
- Registered office
- 21a Bessemer Road, Norwich NR4 6DQ
- Classification (SIC)
- Installation of industrial machinery and equipment (33.20 - SIC 2007)
- Accounts type
- Total Exemption Full
Company activity
Every document filed at Companies House for this company.
Pre-Score for UK companies is coming soon
- 10/08/2026View PDF (2 pages)
Director's details changed for Mr Iain Daniel Ames on 2026-08-10
- 10/08/2026View PDF (2 pages)
Change of details for Mrs Sophie Ames as a person with significant control on 2026-08-10
- 10/08/2026View PDF (2 pages)
Change of details for Mr Iain Daniel Ames as a person with significant control on 2026-08-10
Coming soon
What Pre-Score will tell you
- Whether the filed accounts are strengthening or weakening year on year.
- Whether this company files on time, and how often its record changes.
- How its officers and controlling parties connect to other UK companies.
Accounts and confirmation statement
The two filings Companies House requires every year, and where each one stands against its deadline today.
On schedule
Confirmation statement
Confirms the registry record is up to date
17/12/2026Filing deadline
Last statement 03/12/2025Due 17/12/2026
- Next statement date
- 03/12/2026
- Last statement dated
- 03/12/2025
Financial performance
The latest figures DIAMOND CONTROLS LIMITED filed. Okredo holds filed accounts data for 2022–2026; the year-by-year record is on the financials page.
Net Assets
£1.92M2026
34.30%vs 20252025: £1.43M
Total Assets
£3.37M2026
10.97%vs 20252025: £3.04M
Cash in Bank
£255.74K2026
-62.98%vs 20252025: £690.74K
Total Liabilities
£921.74K2026
-14.71%vs 20252025: £1.08M
Employees
182026
-3vs 20252025: 21
Of the 4 measures with an earlier filing to compare against, 2 rose and 2 fell. Net assets moved furthest, up 34.30% on 2025. See the full financial analysis for DIAMOND CONTROLS LIMITED.
The full financial record
Four ways through DIAMOND CONTROLS LIMITED's filed accounts — the year-by-year numbers, the compound rates and the ratios behind them.
Net Assets · +37.2% a year (CAGR)Three-year trend, 2024–2026Every measure end to end across 2024, 2025 and 2026, with the compound rate behind each one.See what moved5 chartsCharts by indicator5 filed indicators plotted year by year, 2022–2026.Plot the figuresNothing estimatedRatios from the filed figures4 ratios computed from this company's own reported amounts, each shown against the year it was derived from.Check the ratios5 × 5 yearsEvery figure by yearAll 5 measures Okredo tracks across 5 reported years, exactly as filed.Open the table
Employees
Headcount as reported to Companies House for 2022–2026.
| Year | Employees | Change |
|---|---|---|
| 2026 | 18 | -3 |
| 2025 | 21 | +5 |
| 2024 | 16 | +3 |
| 2023 | 13 | +1 |
| 2022 | 12 | – |
Reported employee count increased from 12 in 2022 to 18 in 2026. See how headcount moved alongside the reported financials.
Credit report
It is a professional assessment of the company 's performance, revealing company's potential and risks, showing it's past experiences and revealing future prospects.
- Company potential
- Risk indicators
- Past performance
- Future prospects
Officers
12Directors, secretaries and other appointed officers, with the period each has served.
| Person | Role | Period | Connected companies |
|---|---|---|---|
| Secretary | 27/06/2003–22/08/2007 | 3 | |
| Director | 23/08/2003–28/03/2005 | 0 | |
| Director | 24/11/2000–06/07/2002 | 0 | |
| Director | 27/06/2003–01/12/2009 | 1 | |
| Secretary | 22/08/2007–01/02/2012 | 9 | |
| Director | 24/11/2000–Present | 26 | |
| Nominee Director | 24/11/2000–24/11/2000 | 15133 | |
| Nominee Secretary | 24/11/2000–24/11/2000 | 15727 | |
| Director | 06/08/2024–04/10/2024 | 2 | |
| Secretary | 04/10/2024–Present | 0 | |
| Secretary | 06/07/2002–27/06/2003 | 0 | |
| Secretary | 24/11/2000–06/07/2002 | 0 |
Persons with significant control
2Individuals or entities with significant control over the company, as declared to Companies House.
| Person | Period | Connected companies |
|---|---|---|
| 01/07/2016–Present | 26 | |
| 06/04/2017–Present | 2 |
Filing history and recent activity
Every document on the Companies House record, newest first.
- Filings on record
- 3
- Since 10/08/2026
- Last 12 months
- 3
- Most recent filing
- 10/08/2026
- 1 month ago
What changed in the last year
- Officer changes (3)Latest 10/08/2026
Filing timeline
- 10/08/2026View PDF (2 pages)
Director's details changed for Mr Iain Daniel Ames on 2026-08-10
- 10/08/2026View PDF (2 pages)
Change of details for Mrs Sophie Ames as a person with significant control on 2026-08-10
- 10/08/2026View PDF (2 pages)
Change of details for Mr Iain Daniel Ames as a person with significant control on 2026-08-10
See when the next accounts and confirmation statement are due
Similar companies
122 UK companies are similar to DIAMOND CONTROLS LIMITED, sharing the same company status (Active), the same industry sector and activity group (Installation of industrial machinery and equipment) and a comparable number of employees. The 5 closest matches are shown below to help you compare competitors and industry peers.
KRSS LIMITED
Active11 Regent Park 37 Booth Drive, Park Farm Industrial Estate, Wellingborough NN8 6GR
- Activity
- Repair of other equipment
- Company no.
- 06192484
- Incorporated
- 29/03/2007
- Employees
- 15
FENFLOW LIMITED
ActiveKellett Gate, Low Fulney, Spalding PE12 6EH
- Activity
- Installation of industrial machinery and equipment
- Company no.
- 04584341
- Incorporated
- 07/11/2002
- Employees
- 16
KOOL-IT SERVICES LIMITED
ActiveUnit 4 Albert Street, Droylsden, Manchester M43 7BA
- Activity
- Repair of other equipment
- Company no.
- 04740958
- Incorporated
- 22/04/2003
- Employees
- 18
A & E MECHANICAL LIMITED
Active107 Cleethorpe Road, Grimsby, N E Lincs DN31 3ER
- Activity
- Repair of machinery
- Company no.
- 07623673
- Incorporated
- 05/05/2011
- Employees
- 19
A-STAT OFFICE TECHNOLOGY LIMITED
ActiveHenwood Court 20 Henwood Road, Compton, Wolverhampton, West Midlands WV6 8PG
- Activity
- Repair of other equipment
- Company no.
- 02434307
- Incorporated
- 20/10/1989
- Employees
- 15
About DIAMOND CONTROLS LIMITED
A short description of the company, written from its Companies House record.
DIAMOND CONTROLS LIMITED is a private limited company registered in the United Kingdom, based in 21a Bessemer Road, Norwich NR4 6DQ. Companies House classifies its business as Installation of industrial machinery and equipment. It has been on the register for 25 years 10 months.
The register currently records it as active. Its 2026 accounts report net assets of £1.92M and 18 employees.
DIAMOND CONTROLS LIMITED: frequently asked questions
Answered from this company's own registry record and filed figures.
Companies House records DIAMOND CONTROLS LIMITED under one registered business activity: Installation of industrial machinery and equipment (33.20 - SIC 2007).
DIAMOND CONTROLS LIMITED is recorded as active on the Companies House register, and has been on it since 24/11/2000.
The most recent accounts Okredo holds cover 2026 and report net assets of £1.92M, total assets of £3.37M, cash in bank of £255.74K and total liabilities of £921.74K.
The most recent document on the record is dated 10/08/2026: Director's details changed for Mr Iain Daniel Ames on 2026-08-10, 1 month ago.
On the current registry record, accounts are due by 31/12/2027 and the next confirmation statement is due by 17/12/2026.
Companies House lists 12 officers (2 currently in post) and 2 people with significant control.