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Company number
10304488

AKCEA THERAPEUTICS UK LTD.

Active
✓ Active company on the official register. Next accounts due 30 September 2026.

Company details

South East, 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
AKCEA THERAPEUTICS UK LTD.
Company number
10304488
Registered office
1ST FLOOR WEST DAVIDSON HOUSE, FORBURY SQUARE, READING, BERKSHIRE, RG1 3EU, ENGLAND · 183 other companies at this postcode
Company type
Private Limited Company
Incorporated on
1 August 2016
Status
Active
Age
10 years
Nature of business (SIC)
72110 — Research and experimental development on biotechnology
Accounts — next due
30 Sept 2026
Accounts — last made up to
31 Dec 2024
Confirmation statement — next due
14 Aug 2027
Confirmation statement — last
31 Jul 2026

People with significant control

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

Akcea Therapeutics, Inc.
owns 75–100% of shares · holds 75–100% of voting rights · has significant influence or control
Notified 01/08/2016
Ionis Pharmaceuticals Inc.
owns 75–100% of shares · holds 75–100% of voting rights · can appoint and remove directors
Notified 12/10/2020

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

Ionis Pharmaceuticals Inc. name only
owns 75–100% of shares · holds 75–100% of votes · can appoint and remove directors Notified 12/10/2020
Akcea Therapeutics, Inc. name only
owns 75–100% of shares · holds 75–100% of votes · has significant influence or control Control ended 12/10/2020

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
12/10/2020 Person with significant control ceased Akcea Therapeutics, Inc.
12/10/2020 Person with significant control added Ionis Pharmaceuticals Inc.
01/08/2016 Person with significant control added Akcea Therapeutics, Inc.

Documents for AKCEA THERAPEUTICS UK LTD.

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Company extract£1.99

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Ownership report£3.99

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Data protection register

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

Akcea Therapeutics UK Ltd — RG1 3EU
Tier 1 · renews 16/07/2027
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.

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Frequently asked questions

What is the company number of AKCEA THERAPEUTICS UK LTD.?
According to the official registry, the company number of AKCEA THERAPEUTICS UK LTD. is 10304488.
Where is AKCEA THERAPEUTICS UK LTD. registered?
The registered office is 1ST FLOOR WEST DAVIDSON HOUSE, FORBURY SQUARE, READING, BERKSHIRE, RG1 3EU, ENGLAND.
What is the SIC code of AKCEA THERAPEUTICS UK LTD.?
The nature of business is recorded under SIC code 72110 — Research and experimental development on biotechnology.
Who controls AKCEA THERAPEUTICS UK LTD.?
Akcea Therapeutics, Inc. is recorded as a person with significant control, and owns 75–100% of shares, holds 75–100% of voting rights, has significant influence or control.
When are the next accounts of AKCEA THERAPEUTICS UK LTD. due?
The next annual accounts are due by 30 September 2026, and the last accounts were made up to 31 December 2024.

About AKCEA THERAPEUTICS UK LTD. (10304488)

AKCEA THERAPEUTICS UK LTD. is a private limited company incorporated on 1 August 2016 and registered in the United Kingdom under company number 10304488. Its registered office is at 1ST FLOOR WEST DAVIDSON HOUSE, FORBURY SQUARE, READING, BERKSHIRE, RG1 3EU, ENGLAND. The recorded nature of business is research and experimental development on biotechnology (SIC 72110). The company is currently active , with statutory accounts last made up to 31 December 2024. , and the person with significant control is Akcea Therapeutics, Inc.. 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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