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Company number
12663118

ALCOR UNDERWRITING LONDON LIMITED

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

Company details

Registered name
ALCOR UNDERWRITING LONDON LIMITED
Company number
12663118
Registered office
THE HALLMARK BUILDING, 2ND FLOOR, 52-56 LEADENHALL STREET, LONDON, EC3A 2BJ, ENGLAND
Company type
Private Limited Company
Incorporated on
11 June 2020
Status
Active
Age
6 years
Previous names
ALCOR AGENCY LONDON LIMITED (to 30 Sept 2020)
Nature of business (SIC)
66220 — Activities of insurance agents and brokers
Accounts — next due
30 Sept 2027
Accounts — last made up to
31 Dec 2025
Confirmation statement — next due
27 Aug 2027
Confirmation statement — last
13 Aug 2026

People with significant control

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

Alcor Uk Holdings Limited
owns 75–100% of shares · holds 75–100% of voting rights · can appoint and remove directors
Notified 11/06/2020

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

Corporate owner owns 75–100% of shares · holds 75–100% of votes · can appoint and remove directors Notified 11/06/2020

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
30/09/2020 Registered name changed ALCOR AGENCY LONDON LIMITED ALCOR UNDERWRITING LONDON LIMITED
11/06/2020 Person with significant control added Alcor Uk Holdings Limited

Documents for ALCOR UNDERWRITING LONDON LIMITED

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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

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

Alcor Underwriting London Limited — EC3A 2BJ
Tier 1 · renews 14/10/2026
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.

Get this company via API

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Frequently asked questions

What is the company number of ALCOR UNDERWRITING LONDON LIMITED?
According to the official registry, the company number of ALCOR UNDERWRITING LONDON LIMITED is 12663118.
Where is ALCOR UNDERWRITING LONDON LIMITED registered?
The registered office is THE HALLMARK BUILDING, 2ND FLOOR, 52-56 LEADENHALL STREET, LONDON, EC3A 2BJ, ENGLAND.
What is the SIC code of ALCOR UNDERWRITING LONDON LIMITED?
The nature of business is recorded under SIC code 66220 — Activities of insurance agents and brokers.
Who controls ALCOR UNDERWRITING LONDON LIMITED?
Alcor Uk Holdings Limited 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 ALCOR UNDERWRITING LONDON LIMITED due?
The next annual accounts are due by 30 September 2027, and the last accounts were made up to 31 December 2025.

About ALCOR UNDERWRITING LONDON LIMITED (12663118)

ALCOR UNDERWRITING LONDON LIMITED is a private limited company incorporated on 11 June 2020 and registered in the United Kingdom under company number 12663118. Its registered office is at THE HALLMARK BUILDING, 2ND FLOOR, 52-56 LEADENHALL STREET, LONDON, EC3A 2BJ, ENGLAND. The recorded nature of business is activities of insurance agents and brokers (SIC 66220). The company is currently active , with statutory accounts last made up to 31 December 2025. , and the person with significant control is Alcor Uk Holdings Limited. 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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