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Company number
06495582

SD UNDERWRITING LIMITED

Active
✓ Active company on the official register. Next accounts due 30 September 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
SD UNDERWRITING LIMITED
Company number
06495582
Registered office
5TH FLOOR, 40 GRACECHURCH STREET, LONDON, EC3V 0BT, ENGLAND · 1,977 other companies at this postcode
Company type
Private Limited Company
Incorporated on
6 February 2008
Status
Active
Age
18 years
Nature of business (SIC)
65120 — Non-life insurance · 65202 — Non-life reinsurance
Accounts — next due
30 Sept 2026
Accounts — last made up to
31 Dec 2024
Confirmation statement — next due
15 Aug 2027
Confirmation statement — last
01 Aug 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

Executors Of Stephen Dickinson Deceased
owns 75–100% of shares · holds 75–100% of voting rights · can appoint and remove directors
Notified 06/04/2016
James Stephen Dickinson
owns 75–100% of shares · holds 75–100% of voting rights · can appoint and remove directors
Notified 25/07/2016
Michael Edward Dickinson
owns 75–100% of shares · holds 75–100% of voting rights · can appoint and remove directors
Notified 25/07/2016
Mills And Reeve Trust Corporation Limited
owns 75–100% of shares · holds 75–100% of voting rights · can appoint and remove directors
Notified 25/07/2016
Mrs Mary Elisabeth Dickinson
owns 75–100% of shares · holds 75–100% of voting rights · can appoint and remove directors
Notified 25/07/2016
Sdic Limited
owns 75–100% of shares · holds 75–100% of voting rights · can appoint and remove directors
Notified 29/06/2018

Corporate structure

Who controls this company, and who they control in turn

6 controllers 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 29/06/2018
Executors Of Stephen Dickinson Deceased
born 10/1934 · United Kingdom owns 75–100% of shares · holds 75–100% of votes · can appoint and remove directors Control ended 25/07/2016 Controls 2 companies
James Stephen Dickinson
born 05/1971 · Jersey owns 75–100% of shares · holds 75–100% of votes · can appoint and remove directors Control ended 24/08/2018 Controls 4 companies
Michael Edward Dickinson
born 07/1969 · United Kingdom owns 75–100% of shares · holds 75–100% of votes · can appoint and remove directors Control ended 24/08/2018 Controls 5 companies
Corporate owner owns 75–100% of shares · holds 75–100% of votes · can appoint and remove directors Control ended 24/08/2018 Controls 68 companies
Mrs Mary Elisabeth Dickinson
born 09/1945 · United Kingdom owns 75–100% of shares · holds 75–100% of votes · can appoint and remove directors Control ended 24/08/2018 Controls 4 companies

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
24/08/2018 Person with significant control ceased Mrs Mary Elisabeth Dickinson
24/08/2018 Person with significant control ceased Mills And Reeve Trust Corporation Limited
24/08/2018 Person with significant control ceased Michael Edward Dickinson
24/08/2018 Person with significant control ceased James Stephen Dickinson
29/06/2018 Person with significant control added Sdic Limited
25/07/2016 Person with significant control ceased Executors Of Stephen Dickinson Deceased
25/07/2016 Person with significant control added Mrs Mary Elisabeth Dickinson
25/07/2016 Person with significant control added Mills And Reeve Trust Corporation Limited
25/07/2016 Person with significant control added Michael Edward Dickinson
25/07/2016 Person with significant control added James Stephen Dickinson
06/04/2016 Person with significant control added Executors Of Stephen Dickinson Deceased

Documents for SD UNDERWRITING 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

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 SD UNDERWRITING LIMITED?
According to the official registry, the company number of SD UNDERWRITING LIMITED is 06495582.
Where is SD UNDERWRITING LIMITED registered?
The registered office is 5TH FLOOR, 40 GRACECHURCH STREET, LONDON, EC3V 0BT, ENGLAND.
What is the SIC code of SD UNDERWRITING LIMITED?
The nature of business is recorded under SIC code 65120 — Non-life insurance, 65202 — Non-life reinsurance.
Who controls SD UNDERWRITING LIMITED?
Executors Of Stephen Dickinson Deceased 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 SD UNDERWRITING LIMITED due?
The next annual accounts are due by 30 September 2026, and the last accounts were made up to 31 December 2024.

About SD UNDERWRITING LIMITED (06495582)

SD UNDERWRITING LIMITED is a private limited company incorporated on 6 February 2008 and registered in the United Kingdom under company number 06495582. Its registered office is at 5TH FLOOR, 40 GRACECHURCH STREET, LONDON, EC3V 0BT, ENGLAND. The recorded nature of business is non-life insurance (SIC 65120). The company is currently active , with statutory accounts last made up to 31 December 2024. , and the person with significant control is Executors Of Stephen Dickinson Deceased. 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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