opendata.bot
Company number
15796873

YO1 CONSULTING LTD

Active
✓ Active company on the official register. Next accounts due 31 March 2027.

Company details

Yorkshire and The Humber, 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
YO1 CONSULTING LTD
Company number
15796873
Registered office
BLAKE HOUSE, 18 BLAKE STREET, YORK, YO1 8QG, UNITED KINGDOM · 122 other companies at this postcode
Company type
Private Limited Company
Incorporated on
23 June 2024
Status
Active
Age
2 years
Nature of business (SIC)
74901 — Environmental consulting activities · 85600 — Educational support services
Accounts — next due
31 Mar 2027
Accounts — last made up to
30 Jun 2025
Confirmation statement — next due
08 Jun 2027
Confirmation statement — last
25 May 2026

People with significant control

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

Mr David Mark Humpleby
owns 25–50% of shares · holds 25–50% of voting rights · can appoint and remove directors
Notified 23/06/2024
Mrs Katherine Mary Humpleby
owns 25–50% of shares · holds 25–50% of voting rights · can appoint and remove directors
Notified 23/06/2024

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

Mr David Mark Humpleby
born 04/1971 · United Kingdom owns 25–50% of shares · holds 25–50% of votes · can appoint and remove directors Notified 23/06/2024
Mrs Katherine Mary Humpleby
born 03/1978 · United Kingdom owns 25–50% of shares · holds 25–50% of votes · can appoint and remove directors Notified 23/06/2024

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
23/06/2024 Person with significant control added Mrs Katherine Mary Humpleby
23/06/2024 Person with significant control added Mr David Mark Humpleby

Financial highlights

Parsed from the filed statutory accounts (£ thousands, except employees)

Source: Companies House bulk data filed accounts (iXBRL)
Metric FY2025
Total assets less current liabilities 2
Employees (avg) 2

Documents for YO1 CONSULTING LTD

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Company extract£1.99

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Financial statements£3.99

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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.

Yo1 Consulting Ltd — YO1 8QG
Tier 1 · renews 31/08/2027
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.

Get this company via API

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Frequently asked questions

What is the company number of YO1 CONSULTING LTD?
According to the official registry, the company number of YO1 CONSULTING LTD is 15796873.
Where is YO1 CONSULTING LTD registered?
The registered office is BLAKE HOUSE, 18 BLAKE STREET, YORK, YO1 8QG, UNITED KINGDOM.
What is the SIC code of YO1 CONSULTING LTD?
The nature of business is recorded under SIC code 74901 — Environmental consulting activities, 85600 — Educational support services.
Who controls YO1 CONSULTING LTD?
Mr David Mark Humpleby is recorded as a person with significant control, and owns 25–50% of shares, holds 25–50% of voting rights, can appoint and remove directors.
When are the next accounts of YO1 CONSULTING LTD due?
The next annual accounts are due by 31 March 2027, and the last accounts were made up to 30 June 2025.

About YO1 CONSULTING LTD (15796873)

YO1 CONSULTING LTD is a private limited company incorporated on 23 June 2024 and registered in the United Kingdom under company number 15796873. Its registered office is at BLAKE HOUSE, 18 BLAKE STREET, YORK, YO1 8QG, UNITED KINGDOM. The recorded nature of business is environmental consulting activities (SIC 74901). The company is currently active , with statutory accounts last made up to 30 June 2025. , and the person with significant control is Mr David Mark Humpleby. 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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