Active03092822Private limited companyLlanelli

CELTIC INSTRUMENTATION LTD

Significant control: Rhodri Proser Lewis (75–100%)

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From public filings as at 31 Aug 2026; may contain errors or be out of date.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 Celtic Instrumentation Ltd sell?

Registered activity: Installation of industrial machinery and equipment (SIC 33200). 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

CELTIC INSTRUMENTATION LTD is an active private limited company (company number 03092822) incorporated on 18 August 1995, registered in Llanelli. Its registered activity is installation of industrial machinery and equipment (SIC 33200). Latest micro accounts cover the period ending 30 November 2025, showing net assets of £21k, with 1 employee on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets rose 9% on the prior period (£19k).

Peer position · net assets

By net assets it sits in the upper half of 2,837 comparable companies in the UK (median £18k, upper quartile £120k).

02

Ownership and control

1 active · 1 other
  • Mr Rhodri Proser Lewis
    Individual · since 6 April 2016
    • owns 75–100% of shares
    • holds 75–100% of voting rights
    • can appoint or remove directors
  • Mr David Prosser Lewis
    Individual · since 6 April 2016 · ceased 27 April 2026
    • owns 75–100% of shares
    • holds 75–100% of voting rights
    • can appoint or remove directors

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
18 August 199531 yrs ago
Next accounts due
30 August 2027in 311 days
Confirmation statement due
1 September 2027in 313 days

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

04

Activity

SIC 33200
Installation of industrial machinery and equipment
SIC 46180
Agents specialised in the sale of other particular products
SIC 71122
Engineering related scientific and technical consulting activities
Accounts type
Micro Entity
Size band
MicroCompanies Act thresholds
05

Financials

2 periods on record · latest ending 30 November 2025
Net assets
£21k
+9%vs Nov 2024
Cash at bank
Not reported
Turnover
Not disclosed
Employees
1
No changevs Nov 2024
Net assets
£21k
Average employees
1
Filed accounts by period, newest first
Period endNet assetsCashDebtorsCreditors <1yTurnoverProfitEmployees
30 November 2025£21k—————1
30 November 2024£19k—————1

Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing; micro-entity accounts contain no profit and loss account.

06

Filing and accounts signals

Facts from the register · no rating
  • Net assets above zeroNet assets £21,040 at 30 November 2025
  • Incorporated five or more years agoIncorporated 18 August 1995

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 313 days
  2. Next accounts duein 311 days
  3. Accounts period endNet assets £21k · micro accounts
  4. Accounts period endNet assets £19k · micro accounts
  5. Incorporated
08

Similar companies in Swansea

Same activity (installation of industrial machinery and equipment), closest in incorporation date
09

Reminders for CELTIC INSTRUMENTATION LTD

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

Source: Companies House register, snapshot 2026-08-31; accounts from the Companies House accounts data product. Open Government Licence v3.0. View on Companies House. Methodology · About · Markdown.