Firmoscan
Active07563454Private limited companyDoncaster

SIMPLEX SUPPLIES LIMITED

Significant control: Rca Southampton Ltd (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From public filings as at 31 Aug 2026; may contain errors or be out of date.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 Simplex Supplies Limited sell?

Registered activity: Development of building projects (SIC 41100). 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

SIMPLEX SUPPLIES LIMITED is an active private limited company (company number 07563454) incorporated on 14 March 2011, registered in Doncaster. Its registered activity is development of building projects (SIC 41100). Accounts are on file at Companies House (unaudited abridged) but not yet parsed into this record.

There are 1,553 companies in development of building projects in Sheffield with filed accounts; the median reports net assets of £400 and is 9 years old.

02

Ownership and control

1 active · 2 other
  • Rca Southampton Ltd
    corporate entity, United Kingdom · since 8 January 2026
    • owns 75–100% of shares
    • holds 75–100% of voting rights
    • can appoint or remove directors
  • Mr Colin Desmond Wright
    Individual · since 6 April 2016 · ceased 8 January 2026
    • has significant influence or control
  • Mrs Diane Maria Wright
    Individual · since 6 April 2016 · ceased 4 March 2024
    • owns 75–100% of shares
    • holds 75–100% of voting rights

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
14 March 201115 yrs ago
First accounts due
14 December 20125061 days overdue
Confirmation statement due
28 March 2027in 156 days

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

04

Activity

SIC 41100
Development of building projects
SIC 46730
Wholesale of wood, construction materials and sanitary equipment
Accounts type
Unaudited Abridged
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 14 March 2011
  • Accounts past their due dateDue 14 December 2012

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 156 days
  2. First accounts due5061 days overdue
  3. Incorporated
08

Similar companies in Sheffield

Same activity (development of building projects), closest in incorporation date

All companies incorporated on 14 March 2011 · in Mar 2011.

09

Reminders for SIMPLEX SUPPLIES LIMITED

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).