opendata.bot
Company number
12300086

MARK TREMELLING LTD

Active
✓ Active company on the official register. Next accounts due 31 December 2026.

Company details

East of England, 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
MARK TREMELLING LTD
Company number
12300086
Registered office
15 PALACE STREET, NORWICH, NORFOLK, NR3 1RT, ENGLAND · 177 other companies at this postcode
Company type
Private Limited Company
Incorporated on
6 November 2019
Status
Active
Age
6 years
Nature of business (SIC)
86220 — Specialists medical practice activities
Accounts — next due
31 Dec 2026
Accounts — last made up to
31 Mar 2025
Confirmation statement — next due
19 Nov 2026
Confirmation statement — last
05 Nov 2025

People with significant control

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

Dr Mark Tremelling
owns 75–100% of shares · holds 75–100% of voting rights
Notified 06/11/2019

Corporate structure

Who controls this company, and who they control in turn

1 controller Drag to move · scroll to zoom · double-click to expand
Company Person Current control Ended

Connections

Dr Mark Tremelling
born 06/1973 · England owns 75–100% of shares · holds 75–100% of votes Notified 06/11/2019

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
06/11/2019 Person with significant control added Dr Mark Tremelling

Financial highlights

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

Source: Companies House bulk data filed accounts (iXBRL)
Metric FY2025FY2024
Total assets less current liabilities 5
▲ 9.2%
4
Net assets 5
▲ 9.2%
4
Employees (avg) 0 0

Documents for MARK TREMELLING LTD

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Company extract£1.99

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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

Registered with the Information Commissioner's Office as a data protection fee payer.

Mark Tremelling Ltd — NR3 1RT
Tier 1 · renews 23/12/2026
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 MARK TREMELLING LTD?
According to the official registry, the company number of MARK TREMELLING LTD is 12300086.
Where is MARK TREMELLING LTD registered?
The registered office is 15 PALACE STREET, NORWICH, NORFOLK, NR3 1RT, ENGLAND.
What is the SIC code of MARK TREMELLING LTD?
The nature of business is recorded under SIC code 86220 — Specialists medical practice activities.
Who controls MARK TREMELLING LTD?
Dr Mark Tremelling is recorded as a person with significant control, and owns 75–100% of shares, holds 75–100% of voting rights.
When are the next accounts of MARK TREMELLING LTD due?
The next annual accounts are due by 31 December 2026, and the last accounts were made up to 31 March 2025.

About MARK TREMELLING LTD (12300086)

MARK TREMELLING LTD is a private limited company incorporated on 6 November 2019 and registered in the United Kingdom under company number 12300086. Its registered office is at 15 PALACE STREET, NORWICH, NORFOLK, NR3 1RT, ENGLAND. The recorded nature of business is specialists medical practice activities (SIC 86220). The company is currently active , with statutory accounts last made up to 31 March 2025. , and the person with significant control is Dr Mark Tremelling. 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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