opendata.bot
Company number
13376283

CMC BIOPHARMA LTD

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

Company details

London, 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
CMC BIOPHARMA LTD
Company number
13376283
Registered office
5 TECHNOLOGY PARK, COLINDEEP LANE, COLINDALE, LONDON, NW9 6BX, UNITED KINGDOM · 938 other companies at this postcode
Company type
Private Limited Company
Incorporated on
5 May 2021
Status
Active
Age
5 years
Nature of business (SIC)
21100 — Manufacture of basic pharmaceutical products · 58190 — Other publishing activities · 71122 — Engineering related scientific and technical consulting activities · 72110 — Research and experimental development on biotechnology
Accounts — next due
31 Dec 2026
Accounts — last made up to
31 Mar 2025
Confirmation statement — next due
18 May 2027
Confirmation statement — last
04 May 2026

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

Dr Leonard Keith Pattenden
owns 75–100% of shares · holds 75–100% of voting rights · can appoint and remove directors
Notified 05/05/2021

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

Dr Leonard Keith Pattenden
born 04/1971 · England owns 75–100% of shares · holds 75–100% of votes · can appoint and remove directors Notified 05/05/2021

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
05/05/2021 Person with significant control added Dr Leonard Keith Pattenden

Documents for CMC BIOPHARMA LTD

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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.

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Data protection register

No entry found on the ICO register of fee payers under this name.

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Get this company via API

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Frequently asked questions

What is the company number of CMC BIOPHARMA LTD?
According to the official registry, the company number of CMC BIOPHARMA LTD is 13376283.
Where is CMC BIOPHARMA LTD registered?
The registered office is 5 TECHNOLOGY PARK, COLINDEEP LANE, COLINDALE, LONDON, NW9 6BX, UNITED KINGDOM.
What is the SIC code of CMC BIOPHARMA LTD?
The nature of business is recorded under SIC code 21100 — Manufacture of basic pharmaceutical products, 58190 — Other publishing activities, 71122 — Engineering related scientific and technical consulting activities, 72110 — Research and experimental development on biotechnology.
Who controls CMC BIOPHARMA LTD?
Dr Leonard Keith Pattenden is recorded as a person with significant control, and owns 75–100% of shares, holds 75–100% of voting rights, can appoint and remove directors.
When are the next accounts of CMC BIOPHARMA LTD due?
The next annual accounts are due by 31 December 2026, and the last accounts were made up to 31 March 2025.

About CMC BIOPHARMA LTD (13376283)

CMC BIOPHARMA LTD is a private limited company incorporated on 5 May 2021 and registered in the United Kingdom under company number 13376283. Its registered office is at 5 TECHNOLOGY PARK, COLINDEEP LANE, COLINDALE, LONDON, NW9 6BX, UNITED KINGDOM. The recorded nature of business is manufacture of basic pharmaceutical products (SIC 21100). The company is currently active , with statutory accounts last made up to 31 March 2025. , and the person with significant control is Dr Leonard Keith Pattenden. 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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