opendata.bot
Company number
06291609

KEY SYSTEMS UK LTD

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

Company details

Registered name
KEY SYSTEMS UK LTD
Company number
06291609
Registered office
ENCY ASSOCIATES, PRINTWARE COURT, CUMBERLAND BUSINESS CENTRE, PORTSMOUTH, HANTS, PO5 1DS
Company type
Private Limited Company
Incorporated on
25 June 2007
Status
Active
Age
19 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
25 Jul 2027
Confirmation statement — last
11 Jul 2026

People with significant control

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

Miss Anna Caroline Stainer
owns 25–50% of shares · holds 25–50% of voting rights
Notified 06/04/2016
Mr James Neil Porter
owns 25–50% of shares · holds 25–50% 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

Miss Anna Caroline Stainer
born 03/1967 · United Kingdom owns 25–50% of shares · holds 25–50% of votes Notified 06/04/2016
Mr James Neil Porter
born 07/1966 · United Kingdom owns 25–50% of shares · holds 25–50% of votes Notified 06/04/2016

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
06/04/2016 Person with significant control added Mr James Neil Porter
06/04/2016 Person with significant control added Miss Anna Caroline Stainer

Financial highlights

Parsed from the filed statutory accounts (£ thousands, except employees)

Source: Companies House bulk data filed accounts (iXBRL)
Metric FY2025FY2024
Total assets less current liabilities 121
▲ 73.9%
70
Net assets 112
▲ 120%
51
Employees (avg) 2 2

Documents for KEY SYSTEMS UK LTD

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.

PDF Order
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.

PDF + CSV Order
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.

Key Systems UK Ltd — PO1 3EY
Tier 1 · renews 24/10/2026
ICO entry

The ICO publishes no company number, so this is matched on the registered name . 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/06291609
X-Api-Key: $OPENDATA_KEY
Read the API docs

Frequently asked questions

What is the company number of KEY SYSTEMS UK LTD?
According to the official registry, the company number of KEY SYSTEMS UK LTD is 06291609.
Where is KEY SYSTEMS UK LTD registered?
The registered office is ENCY ASSOCIATES, PRINTWARE COURT, CUMBERLAND BUSINESS CENTRE, PORTSMOUTH, HANTS, PO5 1DS.
What is the SIC code of KEY SYSTEMS UK LTD?
The nature of business is recorded under SIC code 80200 — Security systems service activities.
Who controls KEY SYSTEMS UK LTD?
Miss Anna Caroline Stainer is recorded as a person with significant control, and owns 25–50% of shares, holds 25–50% of voting rights.
When are the next accounts of KEY SYSTEMS UK LTD due?
The next annual accounts are due by 31 December 2026, and the last accounts were made up to 31 March 2025.

About KEY SYSTEMS UK LTD (06291609)

KEY SYSTEMS UK LTD is a private limited company incorporated on 25 June 2007 and registered in the United Kingdom under company number 06291609. Its registered office is at ENCY ASSOCIATES, PRINTWARE COURT, CUMBERLAND BUSINESS CENTRE, PORTSMOUTH, HANTS, PO5 1DS. 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 Miss Anna Caroline Stainer. This profile is provided by opendata.bot by Noetikos, aggregating official data from Companies House bulk data , last refreshed 2 September 2026.

Companies at the same registered office

Security systems service activities across UK registers

The same sector and the same company, seen through every register we hold

Explore by sector

Every UK company records what it does as a SIC code — browse the sectors around this one.