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Company number
02204655

SIGMA-ALDRICH COMPANY LIMITED

Active
✓ Active company on the official register. Next accounts due 30 September 2027.

Company details

South West, England Contains OS data © Crown copyright and database right. Contains Royal Mail data © Royal Mail copyright and database right. Source: Office for National Statistics licensed under the Open Government Licence v.3.0.
Registered name
SIGMA-ALDRICH COMPANY LIMITED
Company number
02204655
Registered office
THE OLD BRICKYARD, NEW ROAD, GILLINGHAM, DORSET, SP8 4XT · 4 other companies at this postcode
Company type
Private Limited Company
Incorporated on
10 December 1987
Status
Active
Age
38 years
Nature of business (SIC)
20590 — Manufacture of other chemical products n.e.c.
Accounts — next due
30 Sept 2027
Accounts — last made up to
31 Dec 2025
Confirmation statement — next due
12 Nov 2026
Confirmation statement — last
29 Oct 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.

Gender pay gap

What this employer reported to the government. The figure is the difference in median hourly pay as a share of men's — so a positive number means men are paid more, and a negative one means women are.

1.0% median gap in 2025 · women are 40% of the best-paid quarter

201712.0%
201812.0%
20198.0%
20205.0%
20213.6%
20221.0%
2023-1.9%
20240.0%
20251.0%

Narrowed by 11.0 points since 2017. Each year is what the employer filed for that year, not a restatement.

Published by every UK employer with 250 or more staff. Compare employers →

People with significant control

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

Merck Kgaa
owns 75–100% of shares · holds 75–100% of voting rights
Notified 06/04/2016

Corporate structure

Who controls this company, and who they control in turn

1 controller Drag to move · scroll to zoom · double-click to expand
Company Person Current control Ended

Connections

Merck Kgaa name only
owns 75–100% of shares · holds 75–100% of votes Notified 06/04/2016 Controls 17 companies

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
06/04/2016 Person with significant control added Merck Kgaa

Documents for SIGMA-ALDRICH COMPANY 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.

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.

Sigma-Aldrich Company Ltd — SP8 4XT
Tier 3 · renews 11/04/2027
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/02204655
X-Api-Key: $OPENDATA_KEY
Read the API docs

Frequently asked questions

What is the company number of SIGMA-ALDRICH COMPANY LIMITED?
According to the official registry, the company number of SIGMA-ALDRICH COMPANY LIMITED is 02204655.
Where is SIGMA-ALDRICH COMPANY LIMITED registered?
The registered office is THE OLD BRICKYARD, NEW ROAD, GILLINGHAM, DORSET, SP8 4XT.
What is the SIC code of SIGMA-ALDRICH COMPANY LIMITED?
The nature of business is recorded under SIC code 20590 — Manufacture of other chemical products n.e.c..
Who controls SIGMA-ALDRICH COMPANY LIMITED?
Merck Kgaa is recorded as a person with significant control, and owns 75–100% of shares, holds 75–100% of voting rights.
When are the next accounts of SIGMA-ALDRICH COMPANY LIMITED due?
The next annual accounts are due by 30 September 2027, and the last accounts were made up to 31 December 2025.

About SIGMA-ALDRICH COMPANY LIMITED (02204655)

SIGMA-ALDRICH COMPANY LIMITED is a private limited company incorporated on 10 December 1987 and registered in the United Kingdom under company number 02204655. Its registered office is at THE OLD BRICKYARD, NEW ROAD, GILLINGHAM, DORSET, SP8 4XT. The recorded nature of business is manufacture of other chemical products n.e.c. (SIC 20590). The company is currently active , with statutory accounts last made up to 31 December 2025. , and the person with significant control is Merck Kgaa. 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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