opendata.bot
Company number
17100580

TRIANGLE HEATING LTD

Officer · REEVE, Mark William and 1 others
Active
✓ Active company on the official register. Next accounts due 18 December 2027.

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
TRIANGLE HEATING LTD
Company number
17100580
Registered office
401 BADDOW ROAD, CHELMSFORD, ESSEX, CM2 7QJ, UNITED KINGDOM · 34 other companies at this postcode
Company type
Private Limited Company
Incorporated on
18 March 2026
Status
Active
Age
0 years
Nature of business (SIC)
43220 — Plumbing, heat and air-conditioning installation
Accounts — next due
18 Dec 2027
Confirmation statement — next due
27 Apr 2027
Confirmation statement — last
13 Apr 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.

Officers

1 active · 1 resigned

director
Appointed 18/03/2026
Active

People with significant control

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

Mr Brian Heath
owns 75–100% of shares · holds 75–100% of voting rights
Notified 18/03/2026
Mr Mark William Reeve
has significant influence or control
Notified 18/03/2026

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 Mark William Reeve
born 09/1994 · England has significant influence or control Notified 18/03/2026
Mr Brian Heath
born 09/1994 · United Kingdom owns 75–100% of shares · holds 75–100% of votes Control ended 18/03/2026

Serving officers

director Appointed 18/03/2026

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
18/03/2026 Person with significant control ceased Mr Brian Heath
18/03/2026 Person with significant control added Mr Mark William Reeve
18/03/2026 Person with significant control added Mr Brian Heath
18/03/2026 Director resigned HEATH, Brian
18/03/2026 Director appointed HEATH, Brian
18/03/2026 Director appointed REEVE, Mark William

Documents for TRIANGLE HEATING LTD

Need this one company on file? Buy the document on its own — no plan required.

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.

PDF Order
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.

PDF + CSV Order
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.

PDF Order

Filing history

Most recent filings

CS01 — confirmation-statement-with-updates
confirmation-statement
PSC07 — cessation-of-a-person-with-significant-control
persons-with-significant-control
PSC01 — notification-of-a-person-with-significant-control
persons-with-significant-control
TM01 — termination-director-company-with-name-termination-date
officers
AP01 — appoint-person-director-company-with-name-date
officers
NEWINC — incorporation-company
incorporation

Data protection register

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

Not every organisation has to register — some are exempt. An absent entry is a question to ask, not a finding.

Get this company via API

Every field on this page is available as structured JSON behind one endpoint and one API key.

GET /v1/company/gb/17100580
X-Api-Key: $OPENDATA_KEY
Read the API docs

Frequently asked questions

What is the company number of TRIANGLE HEATING LTD?
According to the official registry, the company number of TRIANGLE HEATING LTD is 17100580.
Where is TRIANGLE HEATING LTD registered?
The registered office is 401 BADDOW ROAD, CHELMSFORD, ESSEX, CM2 7QJ, UNITED KINGDOM.
Who runs TRIANGLE HEATING LTD?
REEVE, Mark William is listed among the officers of TRIANGLE HEATING LTD.
What is the SIC code of TRIANGLE HEATING LTD?
The nature of business is recorded under SIC code 43220 — Plumbing, heat and air-conditioning installation.
Who controls TRIANGLE HEATING LTD?
Mr Brian Heath 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 TRIANGLE HEATING LTD due?
The next annual accounts are due by 18 December 2027.

About TRIANGLE HEATING LTD (17100580)

TRIANGLE HEATING LTD is a private limited company incorporated on 18 March 2026 and registered in the United Kingdom under company number 17100580. Its registered office is at 401 BADDOW ROAD, CHELMSFORD, ESSEX, CM2 7QJ, UNITED KINGDOM. The recorded nature of business is plumbing, heat and air-conditioning installation (SIC 43220). The company is currently active . 2 active officers are on record , and the person with significant control is Mr Brian Heath. This profile is provided by opendata.bot by Noetikos, aggregating official data from Companies House bulk data , last refreshed 12 September 2026.

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