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Manufacture of other fabricated metal products n.e.c. · Upminster

Plenum Systems

Plenum Systems Limited

ActiveLatest figures: 2025Abridged accountsCompany only27 years on the register

Private limited company registered in Upminster, classed under “Manufacture of other fabricated metal products n.e.c.”.

Headline figures

FY to Sept 2025 · Company only

Turnover

For subscribers

Profit after tax

—

Not filed: small-company exemption

Net assets

For subscribers

Cash

For subscribers

Employees

For subscribers

Retained reserves

For subscribers

What the numbers say

1 finding from the figures, in plain English

Written by rules from the figures on this page. Not a forecast or a credit opinion.

History

Pro
£20212022202320242025
Profit after tax—
Turnover
Net assets
Cash
Employees
Retained reserves

Every figure for all 5 years

“—” means we did not find the figure in a source; it is never filled with an estimate.

Balance sheet and ratios

From the filed balance sheets · £

Balance sheet2022202320242025
Fixed assets
Current assets
of which debtors
of which cash
Creditors due within a year
Net current assets
Creditors due after a year
Net assets
Ratios
Return on equityProfit after tax as a share of net assets
Current ratioCurrent assets for every £1 owed within a year
Cash ratioCash for every £1 owed within a year
Creditors to assetsEverything owed to creditors as a share of fixed plus current assets

8 balance-sheet lines and 4 ratios, every year

A ratio appears only for years where every line it needs was filed. Lines are as tagged in the accounts; nothing is added up or estimated.

Timeline

Checked 2026-10-19

  1. Ownership
    Change of details for Mr Stuart Michael Cumming as a person with significant control on 3 April 2026
  2. Directors
    Termination of appointment of James Edward Austin Cumming as a director on 3 April 2026
  3. Directors
    Termination of appointment of James Edward Austin Cumming as a secretary on 3 April 2026
  4. Accounts
    Micro company accounts made up to 30 September 2025
  5. Directors
    Appointment of Mrs Janet Smith as a secretary on 5 November 2025
  6. Accounts
    Previous accounting period extended from 31 March 2025 to 30 September 2025
  7. Address
    Registered office address changed from Unit 32 Stratford Workshops Burford Road Stratford London E15 2SP to 30 Chelmer Road Upminster RM14 1QT on 20 October 2025
  8. Accounts
    Unaudited abridged accounts made up to 31 March 2024
  9. Accounts
    Unaudited abridged accounts made up to 31 March 2023
  10. Accounts
    Unaudited abridged accounts made up to 31 March 2022
  11. Accounts
    Unaudited abridged accounts made up to 31 March 2021
  12. Accounts
    Unaudited abridged accounts made up to 31 March 2020
  13. 24 earlier
    1. Accounts
      Unaudited abridged accounts made up to 31 March 2019
    2. Accounts
      Unaudited abridged accounts made up to 31 March 2018
    3. Accounts
      Unaudited abridged accounts made up to 31 March 2017
    4. Accounts
      Total exemption full accounts made up to 31 March 2016
    5. Accounts
      Total exemption full accounts made up to 31 March 2015
    6. Accounts
      Total exemption small company accounts made up to 31 March 2014
    7. Accounts
      Total exemption small company accounts made up to 31 March 2013
    8. Accounts
      Total exemption full accounts made up to 31 March 2012
    9. Accounts
      Total exemption full accounts made up to 31 March 2011
    10. Accounts
      Total exemption full accounts made up to 31 March 2010
    11. Directors
      Director's details changed for Stuart Michael Cumming on 11 May 2010
    12. Directors
      Director's details changed for Mr James Edward Austin Cumming on 11 May 2010
    13. Accounts
      Total exemption full accounts made up to 31 March 2009
    14. Accounts
      Total exemption full accounts made up to 31 March 2008
    15. Accounts
      Total exemption full accounts made up to 31 March 2007
    16. Accounts
      Total exemption full accounts made up to 31 March 2006
    17. Accounts
      Total exemption full accounts made up to 31 March 2005
    18. Accounts
      Total exemption full accounts made up to 31 March 2004
    19. Accounts
      Total exemption full accounts made up to 31 March 2003
    20. Accounts
      Total exemption full accounts made up to 31 March 2002
    21. Accounts
      Total exemption full accounts made up to 31 March 2001
    22. Accounts
      Accounts made up to 31 March 2000
    23. Accounts
      Accounting reference date shortened from 31/05/00 to 31/03/00
    24. Filing
      Resolutions (and 2 more like it since 16 May 1999)

From the Companies House filing history. Routine confirmation statements are left out, and a run of the same filing is shown once.

Questions people ask

›What does Plenum Systems do?

Private limited company registered in Upminster, classed under “Manufacture of other fabricated metal products n.e.c.”.

›How much turnover does Plenum Systems make?

Answered in the full report

›Is Plenum Systems profitable?

Plenum Systems's profit isn't public: small companies may file without a profit and loss account.

›How many people work at Plenum Systems?

Answered in the full report

›Who runs and owns Plenum Systems?

Answered in the full report

›Where is Plenum Systems based?

Its registered office is 30 Chelmer Road, Upminster, RM14 1QT, in Upminster.

›When was Plenum Systems founded?

Plenum Systems Limited was incorporated on 11 May 1999.

›Is Plenum Systems still trading?

The register lists Plenum Systems Limited as active.