Active10839413Private limited companyKeighley

NORTHERN MECHANICAL SERVICES LTD

Significant control: Thomas Anthony Whitwham (25–50%), Sonia Louise Whitwham (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From public filings as at 31 Aug 2026; may contain errors or be out of date.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 Northern Mechanical Services Ltd sell?

Registered activity: Plumbing, heat and air-conditioning installation (SIC 43220). 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

NORTHERN MECHANICAL SERVICES LTD is an active private limited company (company number 10839413) incorporated on 28 June 2017, registered in Keighley. Its registered activity is plumbing, heat and air-conditioning installation (SIC 43220). Latest small accounts cover the period ending 30 June 2025, showing net assets of £100k and cash of £113k, with 11 employees on average. Net assets fell 35% on the prior period (£153k).

Peer position · net assets

By net assets it sits in the top quarter of 1,009 comparable companies in Leeds (median £4,376, upper quartile £30k).

02

Ownership and control

2 active · 1 other
  • Mr Thomas Anthony Whitwham
    Individual · since 28 June 2017
    • holds 25–50% of voting rights
    • can appoint or remove directors
  • Mrs Sonia Louise Whitwham
    Individual · since 3 September 2026
    • holds 25–50% of voting rights
    • can appoint or remove directors
  • Mr Daniel James Saville
    Individual · since 28 June 2017 · ceased 12 July 2019
    • owns 50–75% of shares
    • holds 25–50% 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
28 June 20179 yrs ago
Next accounts due
30 March 2027in 155 days
Confirmation statement due
12 July 2027in 259 days

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

04

Activity

SIC 43220
Plumbing, heat and air-conditioning installation
Accounts type
Total Exemption Full
Size band
MicroCompanies Act thresholds
05

Financials

2 periods on record · latest ending 30 June 2025
Net assets
£100k
−35%vs Jun 2024
Cash at bank
£113k
−26%vs Jun 2024
Turnover
Not reported
Employees
11
No changevs Jun 2024
Net assets
£100k
Cash at bank
£113k
Average employees
11
Filed accounts by period, newest first
Period endNet assetsCashDebtorsCreditors <1yTurnoverProfitEmployees
30 June 2025£100k£113k£134k———11
30 June 2024£153k£153k£107k———11
Cash per employee£10kCash ÷ average employees

Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.

06

Filing and accounts signals

Facts from the register · no rating
  • Net assets above zeroNet assets £99,713 at 30 June 2025
  • Net assets down 25% or more on the prior period-34.7% vs prior period
  • Cash at bank of £50,000 or moreCash £112,707
  • Incorporated five or more years agoIncorporated 28 June 2017

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 259 days
  2. Next accounts duein 155 days
  3. Accounts period endNet assets £100k · small accounts
  4. Accounts period endNet assets £153k · small accounts
  5. Incorporated
08

Similar companies in Leeds

Same activity (plumbing, heat and air-conditioning installation), closest in incorporation date
09

Reminders for NORTHERN MECHANICAL 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; accounts from the Companies House accounts data product. Open Government Licence v3.0. View on Companies House. Methodology · About · Markdown.