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Company number
02525516

INSIGHT CERTIFICATION LIMITED

Active
✓ Active company on the official register. Next accounts due 31 December 2026.

Company details

Registered name
INSIGHT CERTIFICATION LIMITED
Company number
02525516
Registered office
SENTINEL HOUSE, 5 REFORM ROAD, MAIDENHEAD, BERKSHIRE, SL6 8BY
Company type
PRI/LBG/NSC (Private, Limited by guarantee, no share capital, use of 'Limited' exemption)
Incorporated on
25 July 1990
Status
Active
Age
36 years
Nature of business (SIC)
80200 — Security systems service activities
Accounts — next due
31 Dec 2026
Accounts — last made up to
31 Mar 2025
Confirmation statement — next due
08 Aug 2026
Confirmation statement — last
25 Jul 2025

What the register says

Facts from the register, with the dates they are filed under. Not a score: what they mean is for you to judge, and every line can be checked against Companies House itself.

Companies House register snapshot, read 02/09/2026.

People with significant control

Beneficial owners holding over 25% of shares, voting rights or the right to appoint directors

S.C.R Secretaries Limited
has significant influence or control
Notified 06/09/2023
S.C.R. Secretaries Limited
holds 75–100% of voting rights
Notified 06/04/2016

Corporate structure

Who controls this company, and who they control in turn

2 controllers Drag to move · scroll to zoom · double-click to expand
Company Person Current control Ended

Connections

Corporate owner has significant influence or control Notified 06/09/2023 Controls 9 companies
S.C.R. Secretaries Limited
holds 75–100% of votes Control ended 01/09/2023 Controls 9 companies

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
06/09/2023 Person with significant control added S.C.R Secretaries Limited
01/09/2023 Person with significant control ceased S.C.R. Secretaries Limited
06/04/2016 Person with significant control added S.C.R. Secretaries Limited

Documents for INSIGHT CERTIFICATION LIMITED

Need this one company on file? Buy the document on its own — no plan required.

Company extract£1.99

The full registration record as held today — name, number, status, registered office, company type, previous names, officers, PSC and SIC codes, timestamped for your file.

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Financial statements£3.99

Every figure the company’s own accounts state, across each filed period, with year-on-year movement. Most UK companies file small or micro-entity accounts — a balance sheet and a headcount, no turnover or profit.

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Ownership report£3.99

Who controls the company: persons with significant control, the nature of that control, the ownership graph and every other company those controllers hold.

PDF Order

Data protection register

Registered with the Information Commissioner's Office as a data protection fee payer.

Insight Certification Limited — SL6 8BY
Trading as I CON, ENSIGN CERTIFICATION SERVICES, I S I, NATIONAL SECURITY INSPECTORATE, N S I, NACOSS
Tier 1 · renews 10/05/2027
ICO entry

The ICO publishes no company number, so this is matched on the registered name and confirmed by the postcode. Check the ICO entry before relying on it.

Get this company via API

Every field on this page is available as structured JSON behind one endpoint and one API key.

GET /v1/company/gb/02525516
X-Api-Key: $OPENDATA_KEY
Read the API docs

Frequently asked questions

What is the company number of INSIGHT CERTIFICATION LIMITED?
According to the official registry, the company number of INSIGHT CERTIFICATION LIMITED is 02525516.
Where is INSIGHT CERTIFICATION LIMITED registered?
The registered office is SENTINEL HOUSE, 5 REFORM ROAD, MAIDENHEAD, BERKSHIRE, SL6 8BY.
What is the SIC code of INSIGHT CERTIFICATION LIMITED?
The nature of business is recorded under SIC code 80200 — Security systems service activities.
Who controls INSIGHT CERTIFICATION LIMITED?
S.C.R Secretaries Limited is recorded as a person with significant control, and has significant influence or control.
When are the next accounts of INSIGHT CERTIFICATION LIMITED due?
The next annual accounts are due by 31 December 2026, and the last accounts were made up to 31 March 2025.

About INSIGHT CERTIFICATION LIMITED (02525516)

INSIGHT CERTIFICATION LIMITED is a pri/lbg/nsc (private, limited by guarantee, no share capital, use of 'limited' exemption) incorporated on 25 July 1990 and registered in the United Kingdom under company number 02525516. Its registered office is at SENTINEL HOUSE, 5 REFORM ROAD, MAIDENHEAD, BERKSHIRE, SL6 8BY. The recorded nature of business is security systems service activities (SIC 80200). The company is currently active , with statutory accounts last made up to 31 March 2025. , and the person with significant control is S.C.R Secretaries Limited. This profile is provided by opendata.bot by Noetikos, aggregating official data from Companies House bulk data , last refreshed 2 September 2026.

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