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Company number
SC558278

MOUNTWEST PETROLEUM LIMITED

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

Company details

Scotland, Scotland 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
MOUNTWEST PETROLEUM LIMITED
Company number
SC558278
Registered office
INDEPENDENT OIL TOOLS LTD BUILDING SIR WILLIAM SMITH ROAD, KIRKTON INDUSTRIAL ESTATE, ARBROATH, DD11 3RD, SCOTLAND · 35 other companies at this postcode
Company type
Private Limited Company
Incorporated on
21 February 2017
Status
Active
Age
9 years
Previous names
INDEPENDENT OIL TOOLS LIMITED (to 08 May 2017) · SLLP 186 LIMITED (to 08 May 2017)
Nature of business (SIC)
82990 — Other business support service activities n.e.c.
Accounts — next due
30 Sept 2027
Accounts — last made up to
31 Dec 2025
Confirmation statement — next due
20 Jun 2027
Confirmation statement — last
06 Jun 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

Independent Oil & Resources Plc
has significant influence or control
Notified 19/01/2018
Tot Drilling Limited
owns 75–100% of shares · holds 75–100% of voting rights
Notified 04/05/2017

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

Independent Oil & Resources Plc name only
has significant influence or control Notified 19/01/2018 Controls 2 companies
Tot Drilling Limited
owns 75–100% of shares · holds 75–100% of votes Control ended 19/01/2018 Controls 2 companies

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
19/01/2018 Person with significant control ceased Tot Drilling Limited
19/01/2018 Person with significant control added Independent Oil & Resources Plc
08/05/2017 Registered name changed SLLP 186 LIMITED INDEPENDENT OIL TOOLS LIMITED
08/05/2017 Registered name changed INDEPENDENT OIL TOOLS LIMITED MOUNTWEST PETROLEUM LIMITED
04/05/2017 Person with significant control added Tot Drilling Limited

Financial highlights

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

Source: Companies House bulk data filed accounts (iXBRL)
Metric FY2025FY2024
Net assets 345
▲ 12.1%
308
Employees (avg) 2 2

Documents for MOUNTWEST PETROLEUM 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 MOUNTWEST PETROLEUM LIMITED?
According to the official registry, the company number of MOUNTWEST PETROLEUM LIMITED is SC558278.
Where is MOUNTWEST PETROLEUM LIMITED registered?
The registered office is INDEPENDENT OIL TOOLS LTD BUILDING SIR WILLIAM SMITH ROAD, KIRKTON INDUSTRIAL ESTATE, ARBROATH, DD11 3RD, SCOTLAND.
What is the SIC code of MOUNTWEST PETROLEUM LIMITED?
The nature of business is recorded under SIC code 82990 — Other business support service activities n.e.c..
Who controls MOUNTWEST PETROLEUM LIMITED?
Independent Oil & Resources Plc is recorded as a person with significant control, and has significant influence or control.
When are the next accounts of MOUNTWEST PETROLEUM LIMITED due?
The next annual accounts are due by 30 September 2027, and the last accounts were made up to 31 December 2025.

About MOUNTWEST PETROLEUM LIMITED (SC558278)

MOUNTWEST PETROLEUM LIMITED is a private limited company incorporated on 21 February 2017 and registered in the United Kingdom under company number SC558278. Its registered office is at INDEPENDENT OIL TOOLS LTD BUILDING SIR WILLIAM SMITH ROAD, KIRKTON INDUSTRIAL ESTATE, ARBROATH, DD11 3RD, SCOTLAND. The recorded nature of business is other business support service activities n.e.c. (SIC 82990). The company is currently active , with statutory accounts last made up to 31 December 2025. , and the person with significant control is Independent Oil & Resources Plc. 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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