Firmoscan
ActiveNI643341Private limited companyBelfast

PROTHERM INSULATION SERVICES LTD

Significant control: Conor Daniel Dahou (25–50%)

Companies HouseCompanies House

From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms

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What does Protherm Insulation Services Ltd sell?

Registered activity: Other construction installation (SIC 43290). We’re building product and service lists for UK companies. Get this one when it’s ready.

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01

Summary

Generated from filed data · no estimates

PROTHERM INSULATION SERVICES LTD is an active private limited company (company number NI643341) incorporated on 23 January 2017, registered in Belfast. Its registered activity is other construction installation (SIC 43290). Accounts are on file at Companies House (micro entity) but not yet parsed into this record.

There are 304 companies in other construction installation in Belfast with filed accounts; the median reports net assets of £7,150 and is 6 years old.

02

Ownership and control

1 active · 1 other
  • Mr Conor Daniel Dahou
    Individual · since 6 February 2018
    • owns 25–50% of shares
    • holds 25–50% of voting rights
    • can appoint or remove directors
  • persons with significant control statement · since 23 January 2017 · ceased 5 February 2018

Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents. Directors and secretaries: see the officers list at Companies House.

03

Key dates

Incorporated
23 January 20179 yrs ago
First accounts due
23 October 20182924 days overdue
Confirmation statement due
6 February 2027in 104 days

Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.

04

Activity

SIC 43290
Other construction installation
Accounts type
Micro Entity
05

Financials

No accounts on record

Accounts exist on the register but their figures are not in this dataset yet.

06

Filing and accounts signals

Facts from the register · no rating
  • Incorporated five or more years agoIncorporated 23 January 2017
  • Accounts past their due dateDue 23 October 2018

Neutral facts read from the register and filed accounts, each with its evidence. They are not a rating, a prediction or advice, and may be incomplete or out of date. How each signal is derived.

07

Timeline

Newest first
  1. Confirmation statement duein 104 days
  2. First accounts due2924 days overdue
  3. Incorporated
08

Similar companies in Belfast

Same activity (other construction installation), closest in incorporation date

All companies incorporated on 23 January 2017 · in Jan 2017.

09

Reminders for PROTHERM INSULATION SERVICES LTD

Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.

Source: Companies House register, snapshot 2026-08-31. Open Government Licence v3.0. View on Companies House. Methodology · About · Markdown.

This information comes from public filings and our automated processing of them. It may contain errors, be incomplete or be out of date, and is not advice or a credit reference. Check the official record before relying on it. Terms · Privacy · Report an error (corrected within one working day).