DIPLOMA PLC
From public filings as at 31 Aug 2026; may contain errors or be out of date.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 Diploma PLC sell?
Registered activity: Activities of head offices (SIC 70100). We’re building product and service lists for UK companies. Get this one when it’s ready.
Summary
DIPLOMA PLC is an active private limited company (company number 03899848) incorporated on 24 December 1999, registered in London. Its registered activity is activities of head offices (SIC 70100). Accounts are on file at Companies House (group) but not yet parsed into this record.
There are 2,449 companies in activities of head offices in London with filed accounts; the median reports net assets of £796 and is 13 years old.
Key dates
- Incorporated
- 24 December 199926 yrs ago
- First accounts due
- 24 September 20019161 days overdue
- Confirmation statement due
- 7 January 2027in 75 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
Activity
- SIC 70100
- Activities of head offices
- Accounts type
- Group
Financials
Accounts exist on the register but their figures are not in this dataset yet.
Filing and accounts signals
- Incorporated five or more years agoIncorporated 24 December 1999
- Accounts past their due dateDue 24 September 2001
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 They are not a rating, a prediction or advice, and may be incomplete or out of date.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.
Timeline
- Confirmation statement duein 75 days
- First accounts due9161 days overdue
- Incorporated
Similar companies in London
- EMERSON ENERGY SYSTEMS (UK) LIMITEDLondon · inc. Dec 1999
- INFRASTRUCTURE INVESTORS CASTLEHILL HOLDINGS LIMITEDLondon · inc. Dec 1999
- LATTICE GROUP LIMITEDinc. Dec 1999
- ALTRA INDUSTRIAL MOTION UK HOLDING LIMITEDLondon · inc. Dec 1999
- FUTURA GROUP MANAGEMENT LIMITEDLondon · inc. Dec 1999
- M C P METALS AND CHEMICALS LIMITEDLondon · inc. Jan 2000
All companies incorporated on 24 December 1999 · in Dec 1999.
Reminders for DIPLOMA PLC
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.