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Company number
10699593

GRAN TIERRA UK LIMITED

Active
✓ Active company on the official register. Next accounts due 30 September 2026.

Company details

South East, 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
GRAN TIERRA UK LIMITED
Company number
10699593
Registered office
CENTRALIS 25 WESTERN AVENUE, MILTON PARK, OXFORDSHIRE, OX14 4SH, UNITED KINGDOM · 87 other companies at this postcode
Company type
Private Limited Company
Incorporated on
30 March 2017
Status
Active
Age
9 years
Previous names
GRAN TIERRA UK PLC (to 27 Nov 2024) · I3 ENERGY PLC (to 27 Nov 2024)
Nature of business (SIC)
06100 — Extraction of crude petroleum · 06200 — Extraction of natural gas
Accounts — next due
30 Sept 2026
Accounts — last made up to
31 Dec 2024
Confirmation statement — next due
12 Apr 2027
Confirmation statement — last
29 Mar 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

Graham Andrew Heath
owns 25–50% of shares · holds 25–50% of voting rights
Notified 30/03/2017
Gran Tierra Energy Inc.
owns 75–100% of shares · holds 75–100% of voting rights · can appoint and remove directors
Notified 31/10/2024
Mr. Neill Ashley Carson
owns 25–50% of shares · holds 25–50% of voting rights
Notified 26/06/2017

Corporate structure

Who controls this company, and who they control in turn

3 controllers Drag to move · scroll to zoom · double-click to expand
Company Person Current control Ended

Connections

Gran Tierra Energy Inc. name only
owns 75–100% of shares · holds 75–100% of votes · can appoint and remove directors Notified 31/10/2024
Graham Andrew Heath
born 05/1974 · Canada owns 25–50% of shares · holds 25–50% of votes Control ended 05/02/2018
Mr. Neill Ashley Carson
born 02/1959 · United Kingdom owns 25–50% of shares · holds 25–50% of votes Control ended 05/02/2018 Controls 2 companies

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
27/11/2024 Registered name changed I3 ENERGY PLC GRAN TIERRA UK PLC
27/11/2024 Registered name changed GRAN TIERRA UK PLC GRAN TIERRA UK LIMITED
31/10/2024 Person with significant control added Gran Tierra Energy Inc.
05/02/2018 Person with significant control ceased Mr. Neill Ashley Carson
05/02/2018 Person with significant control ceased Graham Andrew Heath
26/06/2017 Person with significant control added Mr. Neill Ashley Carson
30/03/2017 Person with significant control added Graham Andrew Heath

Documents for GRAN TIERRA UK 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 GRAN TIERRA UK LIMITED?
According to the official registry, the company number of GRAN TIERRA UK LIMITED is 10699593.
Where is GRAN TIERRA UK LIMITED registered?
The registered office is CENTRALIS 25 WESTERN AVENUE, MILTON PARK, OXFORDSHIRE, OX14 4SH, UNITED KINGDOM.
What is the SIC code of GRAN TIERRA UK LIMITED?
The nature of business is recorded under SIC code 06100 — Extraction of crude petroleum, 06200 — Extraction of natural gas.
Who controls GRAN TIERRA UK LIMITED?
Graham Andrew Heath 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 GRAN TIERRA UK LIMITED due?
The next annual accounts are due by 30 September 2026, and the last accounts were made up to 31 December 2024.

About GRAN TIERRA UK LIMITED (10699593)

GRAN TIERRA UK LIMITED is a private limited company incorporated on 30 March 2017 and registered in the United Kingdom under company number 10699593. Its registered office is at CENTRALIS 25 WESTERN AVENUE, MILTON PARK, OXFORDSHIRE, OX14 4SH, UNITED KINGDOM. The recorded nature of business is extraction of crude petroleum (SIC 06100). The company is currently active , with statutory accounts last made up to 31 December 2024. , and the person with significant control is Graham Andrew Heath. 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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