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Company number
06965875

O & I CONSULTING LIMITED

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
O & I CONSULTING LIMITED
Company number
06965875
Registered office
364 HIGH STREET, HARLINGTON, HAYES, MIDDLESEX, UB3 5LF · 112 other companies at this postcode
Company type
Private Limited Company
Incorporated on
17 July 2009
Status
Active
Age
17 years
Nature of business (SIC)
70229 — Management consultancy activities other than financial management
Accounts — next due
31 Dec 2026
Accounts — last made up to
31 Mar 2025
Confirmation statement — next due
29 Jul 2027
Confirmation statement — last
15 Jul 2026

People with significant control

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

David Calder
owns 25–50% of shares · holds 25–50% of voting rights
Notified 15/07/2016
Nigel Patrick Marsh
owns 25–50% of shares · holds 25–50% of voting rights
Notified 15/07/2016

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

David Calder
born 10/1965 · England owns 25–50% of shares · holds 25–50% of votes Notified 15/07/2016
Nigel Patrick Marsh
born 03/1967 · England owns 25–50% of shares · holds 25–50% of votes Notified 15/07/2016

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
15/07/2016 Person with significant control added Nigel Patrick Marsh
15/07/2016 Person with significant control added David Calder

Documents for O & I CONSULTING LIMITED

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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.

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Data protection register

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

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Frequently asked questions

What is the company number of O & I CONSULTING LIMITED?
According to the official registry, the company number of O & I CONSULTING LIMITED is 06965875.
Where is O & I CONSULTING LIMITED registered?
The registered office is 364 HIGH STREET, HARLINGTON, HAYES, MIDDLESEX, UB3 5LF.
What is the SIC code of O & I CONSULTING LIMITED?
The nature of business is recorded under SIC code 70229 — Management consultancy activities other than financial management.
Who controls O & I CONSULTING LIMITED?
David Calder is recorded as a person with significant control, and owns 25–50% of shares, holds 25–50% of voting rights.
When are the next accounts of O & I CONSULTING LIMITED due?
The next annual accounts are due by 31 December 2026, and the last accounts were made up to 31 March 2025.

About O & I CONSULTING LIMITED (06965875)

O & I CONSULTING LIMITED is a private limited company incorporated on 17 July 2009 and registered in the United Kingdom under company number 06965875. Its registered office is at 364 HIGH STREET, HARLINGTON, HAYES, MIDDLESEX, UB3 5LF. The recorded nature of business is management consultancy activities other than financial management (SIC 70229). The company is currently active , with statutory accounts last made up to 31 March 2025. , and the person with significant control is David Calder. 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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