Company number

OC301316

PLATFORM SECURITIES LLP

Active

Filing history Order extract (PDF) Monitor

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

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: PLATFORM SECURITIES LLP
Company number: OC301316
Registered office: C/O F I S CORPORATE GOVERNANCE, THE WALBROOK BUILDING, 25 WALBROOK, LONDON, EC4N 8AF, ENGLAND · 69 other companies at this postcode
Company type: Limited Liability Partnership
Incorporated on: 17 January 2002
Status: Active
Age: 24 years
Previous names: TDWCS LLP (to 11 Sept 2013) · TD WATERHOUSE CORPORATE SERVICES (EUROPE) LLP (to 11 Sept 2013) · OMX SECURITIES SERVICES UK LLP (to 11 Sept 2013)
Accounts — next due: 30 Sept 2027
Accounts — last made up to: 31 Dec 2025
Confirmation statement — next due: 15 Mar 2027
Confirmation statement — last: 01 Mar 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.

Has traded under 4 names: TDWCS LLP, TD WATERHOUSE CORPORATE SERVICES (EUROPE) LLP, OMX SECURITIES SERVICES UK LLP. 11/09/2013
A person with significant control here also controls 2 other companies.

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

Platform Securities Holdings Limited

voting rights 75 to 100 percent limited liability partnership · right to share surplus assets 75 to 100 percent limited liability partnership · right to appoint and remove members limited liability partnership

Notified 23/01/2017

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

Platform Securities Holdings Limited

Corporate owner voting rights 75 to 100 percent limited liability partnership · right to share surplus assets 75 to 100 percent limited liability partnership · right to appoint and remove members limited liability partnership Notified 23/01/2017 Controls 3 companies

Change history

Reconstructed from the dated records Companies House publishes

Date	Change	Was	Now
23/01/2017	Person with significant control added	—	Platform Securities Holdings Limited
11/09/2013	Registered name changed	OMX SECURITIES SERVICES UK LLP	TD WATERHOUSE CORPORATE SERVICES (EUROPE) LLP
11/09/2013	Registered name changed	TD WATERHOUSE CORPORATE SERVICES (EUROPE) LLP	TDWCS LLP
11/09/2013	Registered name changed	TDWCS LLP	PLATFORM SECURITIES LLP

Documents for PLATFORM SECURITIES LLP

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Company extract£1.99

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Financial statements£3.99

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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.

Z6906238

Platform Securities LLP — EC4N 8AF

Tier 2 · renews 03/12/2026

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.

OBe told when this company changesA new officer, a change of control, a charge, accounts filed late — by email or Viber.See plans

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Frequently asked questions

What is the company number of PLATFORM SECURITIES LLP?▾

According to the official registry, the company number of PLATFORM SECURITIES LLP is OC301316.

Where is PLATFORM SECURITIES LLP registered?▾

The registered office is C/O F I S CORPORATE GOVERNANCE, THE WALBROOK BUILDING, 25 WALBROOK, LONDON, EC4N 8AF, ENGLAND.

Who controls PLATFORM SECURITIES LLP?▾

Platform Securities Holdings Limited is recorded as a person with significant control, and voting rights 75 to 100 percent limited liability partnership, right to share surplus assets 75 to 100 percent limited liability partnership, right to appoint and remove members limited liability partnership.

When are the next accounts of PLATFORM SECURITIES LLP due?▾

The next annual accounts are due by 30 September 2027, and the last accounts were made up to 31 December 2025.

About PLATFORM SECURITIES LLP (OC301316)

PLATFORM SECURITIES LLP is a limited liability partnership incorporated on 17 January 2002 and registered in the United Kingdom under company number OC301316. Its registered office is at C/O F I S CORPORATE GOVERNANCE, THE WALBROOK BUILDING, 25 WALBROOK, LONDON, EC4N 8AF, ENGLAND. The company is currently active , with statutory accounts last made up to 31 December 2025. , and the person with significant control is Platform Securities Holdings Limited. This profile is provided by opendata.bot by Noetikos, aggregating official data from Companies House bulk data , last refreshed 2 September 2026.