DIPLOMA PLC

active Company number 03899848

Public Limited Company · Incorporated on 24th Dec 1999

Get report

SIC code: 70100
Registered office: London, EC1M 6EE
Company type: Public Limited Company
Accounts: Next due 31st Mar 2027

Reports & checks Buy a company report Run an identity check

Overview

DIPLOMA PLC is a public limited company company based in London. It was incorporated on 24th Dec 1999 and is currently showing its status as 'Active'. The company's stated activity is Activities of head offices.

8 Directors View directors

134 Companies at address View all 138 Companies in postcode View postcode

SICs

View other companies in London (EC) with the same SIC code:

70100 — Activities of head offices

Property intelligence

Latest sale price in EC1M 6EE £53,248 as of 28th Jan 2021 View postcode page

Average price (all time) £1,328,531

Average price (since 2016) £1,180,650

Property sales recorded 8

Property sales since 2016 5

Directors & PSCs

Name	Role	Since	Company count	Nationality	View
Katie Bickerstaffe	Director	1st Oct 2024		British	View profile
Ian El-Mokadem	Director	15th Jan 2025		British	View profile
Dean Finch	Director	21st May 2021		British	View profile
Amanda Gradden	Director	1st Jun 2026		British	View profile
Anna Lawrence	Secretary	30th May 2025	This company	Not recorded	View profile
David Lowden	Director	19th Oct 2021		British	View profile
Wilson Ng	Director	14th Aug 2025		Malaysian	View profile
Cheri Phyfer	Director	2nd Mar 2026	This company	American	View profile

Other companies at this address

View all 133

Company	Number	Incorporated	Status
SIMPSON COMPONENTS HOLDINGS LIMITED	17189376	29th Apr 2026	active
DIPLOMA LATAM HOLDINGS LIMITED	16264812	20th Feb 2025	active
DIPLOMA ASIA HOLDINGS LIMITED	15741492	25th May 2024	active
R&G BIDCO NO1 LIMITED	15321386	1st Dec 2023	dissolved
M SEALS UK LIMITED	14314695	24th Aug 2022	active

Showing the latest 5 of 133 companies at this address.

Actions

Company report Full company report with filings, financials and more. Identity checks Check directors and PSCs against sanctions and PEP lists.

Company snapshot

Status: active
Incorporated: 24th Dec 1999
Company type: Public Limited Company
SIC code: 70100
Accounts category: Group
Next accounts due: 31st Mar 2027
Last accounts made up: 30th Sep 2025
Accounting reference date: 30th Sep

Timeline

24th Dec 1999 Company incorporated
24th Dec 1999 INSTANT COMPANIES LIMITED appointed as Corporate nominee director
24th Dec 1999 SWIFT INCORPORATIONS LIMITED appointed as Corporate nominee director
24th Dec 1999 SWIFT INCORPORATIONS LIMITED appointed as Corporate nominee secretary
24th Jan 2000 INSTANT COMPANIES LIMITED resigned as Corporate nominee director
24th Jan 2000 SWIFT INCORPORATIONS LIMITED resigned as Corporate nominee director
24th Jan 2000 SWIFT INCORPORATIONS LIMITED resigned as Corporate nominee secretary
24th Jan 2000 Andrew Parkinson appointed as Director
24th Jan 2000 Bruce Thompson appointed as Director
24th Jan 2000 Andrew Parkinson appointed as Secretary
21st Feb 2000 William Reid appointed as Director
21st Feb 2000 Aubrey Thomas appointed as Director
21st Feb 2000 Bernard Stewartby appointed as Director
21st Feb 2000 John Henderson appointed as Director
3rd Jul 2001 Andrew Parkinson resigned as Director
3rd Jul 2001 Nigel Lingwood appointed as Director
3rd Jul 2001 Andrew Parkinson resigned as Secretary
3rd Jul 2001 Nigel Lingwood appointed as Secretary
2nd Jul 2002 John Rennocks appointed as Director
1st Apr 2003 William Reid resigned as Director
24th Jul 2003 John Matthews appointed as Director
7th Jan 2004 Aubrey Thomas resigned as Director
10th Jan 2007 Bernard Stewartby resigned as Director
24th Jan 2007 Ian Grice appointed as Director
21st Sep 2012 Nigel Lingwood resigned as Secretary
21st Sep 2012 Anthony Gallagher appointed as Secretary
13th Nov 2012 Marie-Louise Clayton appointed as Director
1st Jun 2013 Charles Packshaw appointed as Director
1st Jun 2013 John Nicholas appointed as Director
30th Sep 2013 Ian Grice resigned as Director
30th Sep 2013 John Matthews resigned as Director
21st Jan 2015 John Rennocks resigned as Director
10th Feb 2015 Andrew Smith appointed as Director
7th Sep 2015 Anne Thorburn appointed as Director
16th Nov 2015 Marie-Louise Clayton resigned as Director
20th Jan 2016 John Henderson resigned as Director
23rd Apr 2018 Richard Ingram appointed as Director
8th May 2018 Bruce Thompson resigned as Director
28th Aug 2018 Richard Ingram resigned as Director
25th Feb 2019 Jonathan Thomson appointed as Director
20th Jan 2020 Geraldine Huse appointed as Director
5th May 2020 Anthony Gallagher resigned as Secretary
5th May 2020 John Morrison appointed as Secretary
22nd Jun 2020 Nigel Lingwood resigned as Director
22nd Jun 2020 Barbara Gibbes appointed as Director
20th Jan 2021 Charles Packshaw resigned as Director
21st May 2021 Dean Finch appointed as Director
19th Oct 2021 David Lowden appointed as Director
19th Jan 2022 John Nicholas resigned as Director
30th Sep 2022 Barbara Gibbes resigned as Director
1st Nov 2022 Christopher Davies appointed as Director
1st Jun 2023 Jennifer Ward appointed as Director
17th Jan 2024 Janice Stipp appointed as Director
16th Jul 2024 Andrew Smith resigned as Director
30th Sep 2024 Anne Thorburn resigned as Director
1st Oct 2024 Katie Bickerstaffe appointed as Director
15th Jan 2025 Ian El-Mokadem appointed as Director
30th May 2025 John Morrison resigned as Secretary
30th May 2025 Anna Lawrence appointed as Secretary
13th Aug 2025 Christopher Davies resigned as Director
14th Aug 2025 Wilson Ng appointed as Director
22nd Dec 2025 Confirmation statement made up
2nd Mar 2026 Cheri Phyfer appointed as Director
1st Jun 2026 Amanda Gradden appointed as Director
15th Jul 2026 Geraldine Huse resigned as Director
31st Mar 2027 Next accounts due

Unlock more features

Save searches and set alerts
Track and monitor companies
Cheaper exports and reports
Advanced search filters

View subscription plans