QB

QUANTUM BLOCKCHAIN TECHNOLOGIES PLC

Active

Company number 03926192

London, England · Incorporated 15 February 2000

First Floor, 1 Chancery Lane, London, WC2A 1LF, England

Last updated on 18 August 2026

Activities of head offices · SIC 70100

Status
Active
Company age
26 years
Company type
Public limited
Accounts
Up to date
Total raised
—
Shares allotted
0
Latest round
23 January 2025

Company history

Previous company names

GOODVEND LIMITED · 15 February 2000 – 2 March 2000

BRAINSPARK PLC · 2 March 2000 – 30 November 2012

CLEAR LEISURE PLC · 30 November 2012 – 6 May 2021

Company overview

QUANTUM BLOCKCHAIN TECHNOLOGIES PLC is an active public limited company incorporated on 15 February 2000 and registered in England and Wales. The company’s registered office is at First Floor, 1 Chancery Lane, London, WC2A 1LF. Its principal activity is classified under SIC code 70100.

The most recent group accounts, made up to 31 December 2024, were filed on 4 July 2025 and are not overdue. The next accounts are due by 30 June 2026. The company’s last confirmation statement was made up to 30 March 2025, with the next due by 13 April 2026.

Current officers comprise Professor Francesco Gardin (Italian director, appointed 31 July 2015, resident in Italy), Mark Michael Trafeli (Italian director, appointed 25 November 2022, resident in England), and James Douglas Strachan Gordon (company secretary, appointed 31 July 2015). A director resigned on 22 May 2025.

The company has no charges, no insolvency history, has never been liquidated, and lists no persons with significant control.

Compliance

Annual accounts Up to date
Last filed
31 December 2024
Next due
30 June 2026
Overdue by 3 months
Confirmation statement Up to date
Last filed
30 March 2025
Next due
13 April 2026
Overdue by 6 months

Financial snapshot

Last accounts type
Group
Period end
31 December 2024

Detailed figures (assets, liabilities, net worth) are available in the full credit report.

Officers

No officers on record.

Persons with significant control

No persons with significant control on record.

Funding

50 funding rounds
23 January 2025
Shares allotted · 0 shares allotted
—
30 October 2023
Shares allotted · 0 shares allotted
—
7 July 2023
Shares allotted · 0 shares allotted
—
1 June 2023
Shares allotted · 0 shares allotted
—
31 March 2022
Shares allotted · 0 shares allotted
—
15 December 2021
Shares allotted · 0 shares allotted
—
29 October 2021
Shares allotted · 0 shares allotted
—
22 February 2021
Shares allotted · 0 shares allotted
—
27 August 2019
Shares allotted · 0 shares allotted
—
19 December 2018
Shares allotted · 0 shares allotted
—
4 October 2018
Shares allotted · 0 shares allotted
—
28 May 2018
Shares allotted · 0 shares allotted
—
22 May 2018
Shares allotted · 0 shares allotted
—
14 March 2018
Shares allotted · 0 shares allotted
—
26 January 2018
Shares allotted · 0 shares allotted
—
24 July 2017
Shares allotted · 0 shares allotted
—
17 July 2017
Shares allotted · 0 shares allotted
—
24 January 2017
Shares allotted · 0 shares allotted
—
26 July 2016
Shares allotted · 0 shares allotted
—
29 April 2015
Shares allotted · 0 shares allotted
—
6 February 2013
Shares allotted · 0 shares allotted
—
6 February 2013
Shares allotted · 0 shares allotted
—
18 October 2012
Shares allotted · 0 shares allotted
—
18 October 2012
Shares allotted · 0 shares allotted
—
28 August 2012
Shares allotted · 0 shares allotted
—
26 June 2012
Shares allotted · 0 shares allotted
—
5 June 2012
Shares allotted · 0 shares allotted
—
4 May 2012
Shares allotted · 0 shares allotted
—
10 April 2012
Shares allotted · 0 shares allotted
—
3 April 2012
Shares allotted · 0 shares allotted
—
2 April 2012
Shares allotted · 0 shares allotted
—
22 February 2012
Shares allotted · 0 shares allotted
—
22 February 2012
Shares allotted · 0 shares allotted
—
8 November 2011
Shares allotted · 0 shares allotted
—
19 October 2011
Shares allotted · 0 shares allotted
—
31 July 2011
Shares allotted · 0 shares allotted
—
28 June 2011
Shares allotted · 0 shares allotted
—
26 May 2011
Shares allotted · 0 shares allotted
—
17 March 2011
Shares allotted · 0 shares allotted
—
25 November 2010
Shares allotted · 0 shares allotted
—
9 November 2010
Shares allotted · 0 shares allotted
—
6 August 2010
Shares allotted · 0 shares allotted
—
15 May 2010
Shares allotted · 0 shares allotted
—
31 March 2010
Shares allotted · 0 shares allotted
—
5 March 2010
Shares allotted · 0 shares allotted
—
26 January 2010
Shares allotted · 0 shares allotted
—
20 January 2010
Shares allotted · 0 shares allotted
—
31 December 2009
Shares allotted · 0 shares allotted
—
18 December 2009
Shares allotted · 0 shares allotted
—
18 December 2009
Shares allotted · 0 shares allotted
—
Total (50 rounds, 0 shares)
—

Filing history

Accounts With Accounts Type Group
Accounts
4 July 2025 View
Appoint Person Director Company With Name Date
Officers
22 May 2025 View
Termination Director Company With Name Termination Date
Officers
22 May 2025 View
Confirmation Statement With No Updates
Confirmation Statement
1 May 2025 View
Capital Allotment Shares
Capital
24 February 2025 View
Accounts With Accounts Type Group
Accounts
5 July 2024 View
Confirmation Statement With No Updates
Confirmation Statement
24 April 2024 View
Change Registered Office Address Company With Date Old Address New Address
Address
2 January 2024 View
Capital Allotment Shares
Capital
7 November 2023 View
Resolution
Resolution
1 November 2023 View
Capital Allotment Shares
Capital
25 July 2023 View
Accounts With Accounts Type Group
Accounts
14 July 2023 View
Capital Allotment Shares
Capital
20 June 2023 View
Confirmation Statement With No Updates
Confirmation Statement
5 May 2023 View
Appoint Person Director Company With Name Date
Officers
25 November 2022 View
Appoint Person Director Company With Name Date
Officers
23 September 2022 View
Termination Director Company With Name Termination Date
Officers
23 September 2022 View
Accounts With Accounts Type Group
Accounts
7 July 2022 View
Confirmation Statement With No Updates
Confirmation Statement
5 April 2022 View
Capital Allotment Shares
Capital
1 April 2022 View
Capital Allotment Shares
Capital
30 December 2021 View
Capital Allotment Shares
Capital
19 November 2021 View
Accounts With Accounts Type Group
Accounts
7 July 2021 View
Resolution
Resolution
29 May 2021 View
Confirmation Statement With No Updates
Confirmation Statement
24 May 2021 View
Resolution
Resolution
6 May 2021 View
Second Filing Capital Allotment Shares
Capital
23 March 2021 View
Capital Allotment Shares
Capital
22 March 2021 View
Accounts With Accounts Type Group
Accounts
26 October 2020 View
Confirmation Statement With No Updates
Confirmation Statement
9 April 2020 View
Capital Allotment Shares
Capital
3 October 2019 View
Accounts With Accounts Type Group
Accounts
10 July 2019 View
Confirmation Statement With No Updates
Confirmation Statement
10 April 2019 View
Notification Of A Person With Significant Control Statement
Persons With Significant Control
18 February 2019 View
Capital Allotment Shares
Capital
31 December 2018 View
Capital Allotment Shares
Capital
5 October 2018 View
Accounts With Accounts Type Group
Accounts
16 July 2018 View
Capital Allotment Shares
Capital
8 June 2018 View
Capital Allotment Shares
Capital
23 May 2018 View
Confirmation Statement With No Updates
Confirmation Statement
4 April 2018 View
Capital Allotment Shares
Capital
23 March 2018 View
Capital Allotment Shares
Capital
28 February 2018 View
Mortgage Create With Deed With Charge Number Charge Creation Date
Mortgage
10 October 2017 View
Capital Allotment Shares
Capital
25 July 2017 View
Capital Allotment Shares
Capital
25 July 2017 View
Accounts With Accounts Type Group
Accounts
18 July 2017 View
Capital Allotment Shares
Capital
30 March 2017 View
Confirmation Statement With Updates
Confirmation Statement
30 March 2017 View
Confirmation Statement With Updates
Confirmation Statement
28 March 2017 View
Capital Allotment Shares
Capital
28 July 2016 View
Accounts With Accounts Type Group
Accounts
5 July 2016 View
Annual Return Company With Made Up Date No Member List
Annual Return
4 April 2016 View
Termination Director Company With Name Termination Date
Officers
15 September 2015 View
Change Registered Office Address Company With Date Old Address New Address
Address
7 September 2015 View
Capital Alter Shares Subdivision
Capital
25 August 2015 View
Capital Allotment Shares
Capital
25 August 2015 View
Resolution
Resolution
25 August 2015 View
Resolution
Resolution
21 August 2015 View
Appoint Person Director Company With Name Date
Officers
12 August 2015 View
Annual Return Company With Made Up Date Full List Shareholders
Annual Return
12 August 2015 View
Termination Secretary Company With Name Termination Date
Officers
11 August 2015 View
Termination Director Company With Name Termination Date
Officers
11 August 2015 View
Appoint Person Director Company With Name Date
Officers
11 August 2015 View
Appoint Person Secretary Company With Name Date
Officers
11 August 2015 View
Gazette Filings Brought Up To Date
Gazette
4 July 2015 View
Accounts With Accounts Type Group
Accounts
3 July 2015 View
Dissolved Compulsory Strike Off Suspended
Dissolution
3 July 2015 View
Gazette Notice Compulsory
Gazette
16 June 2015 View
Accounts With Accounts Type Group
Accounts
8 January 2015 View
Gazette Filings Brought Up To Date
Gazette
27 December 2014 View
Gazette Notice Compulsary
Gazette
30 September 2014 View
Gazette Filings Brought Up To Date
Gazette
18 June 2014 View
Annual Return Company With Made Up Date No Member List
Annual Return
17 June 2014 View
Gazette Notice Compulsary
Gazette
17 June 2014 View
Termination Director Company With Name
Officers
18 October 2013 View
Change Person Secretary Company With Change Date
Officers
3 October 2013 View
Change Person Director Company With Change Date
Officers
3 October 2013 View
Termination Director Company With Name
Officers
29 August 2013 View
Change Person Director Company With Change Date
Officers
1 August 2013 View
Change Person Director Company With Change Date
Officers
1 August 2013 View
Change Person Secretary Company With Change Date
Officers
1 August 2013 View
Change Registered Office Address Company With Date Old Address
Address
1 August 2013 View
Annual Return Company With Made Up Date Full List Shareholders
Annual Return
15 July 2013 View
Accounts With Accounts Type Group
Accounts
5 July 2013 View
Capital Allotment Shares
Capital
9 May 2013 View
Capital Allotment Shares
Capital
9 May 2013 View
Capital Allotment Shares
Capital
9 May 2013 View
Capital Allotment Shares
Capital
9 May 2013 View
Capital Allotment Shares
Capital
9 May 2013 View
Capital Allotment Shares
Capital
9 May 2013 View
Capital Allotment Shares
Capital
9 May 2013 View
Capital Allotment Shares
Capital
9 May 2013 View
Capital Allotment Shares
Capital
9 May 2013 View
Capital Allotment Shares
Capital
9 May 2013 View
Capital Allotment Shares
Capital
9 May 2013 View
Capital Allotment Shares
Capital
9 May 2013 View
Capital Allotment Shares
Capital
9 May 2013 View
Termination Director Company With Name
Officers
9 May 2013 View
Termination Director Company With Name
Officers
9 May 2013 View
Termination Secretary Company With Name
Officers
6 February 2013 View
Appoint Person Secretary Company With Name
Officers
6 February 2013 View
Change Registered Office Address Company With Date Old Address
Address
29 January 2013 View
Certificate Change Of Name Company
Change Of Name
30 November 2012 View
Change Of Name Notice
Change Of Name
30 November 2012 View
Accounts With Accounts Type Group
Accounts
7 November 2012 View
Appoint Person Director Company With Name
Officers
2 November 2012 View
Termination Director Company With Name
Officers
22 October 2012 View
Appoint Person Director Company With Name
Officers
22 October 2012 View
Capital Allotment Shares
Capital
19 October 2012 View
Capital Allotment Shares
Capital
19 October 2012 View
Capital Allotment Shares
Capital
19 October 2012 View
Capital Allotment Shares
Capital
19 October 2012 View
Capital Allotment Shares
Capital
19 October 2012 View
Capital Allotment Shares
Capital
19 October 2012 View
Capital Allotment Shares
Capital
19 October 2012 View
Capital Allotment Shares
Capital
19 October 2012 View
Miscellaneous
Miscellaneous
26 July 2012 View
Appoint Person Director Company With Name
Officers
13 June 2012 View
Appoint Person Director Company With Name
Officers
13 June 2012 View
Annual Return Company With Made Up Date No Member List
Annual Return
23 May 2012 View
Annual Return Company With Made Up Date Bulk List Shareholders
Annual Return
14 May 2012 View
Appoint Corporate Secretary Company With Name
Officers
11 May 2012 View
Termination Director Company With Name
Officers
11 May 2012 View
Termination Director Company With Name
Officers
11 May 2012 View
Termination Director Company With Name
Officers
11 May 2012 View
Termination Secretary Company With Name
Officers
11 May 2012 View
Appoint Person Director Company With Name
Officers
1 May 2012 View
Change Registered Office Address Company With Date Old Address
Address
1 May 2012 View
Gazette Filings Brought Up To Date
Gazette
17 April 2012 View
Accounts With Accounts Type Group
Accounts
16 April 2012 View
Appoint Person Director Company With Name
Officers
5 March 2012 View
Dissolved Compulsory Strike Off Suspended
Dissolution
20 January 2012 View
Gazette Notice Compulsary
Gazette
8 November 2011 View
Resolution
Resolution
1 June 2011 View
Termination Director Company With Name
Officers
19 February 2011 View
Capital Allotment Shares
Capital
20 September 2010 View
Capital Alter Shares Consolidation
Capital
20 September 2010 View
Resolution
Resolution
10 August 2010 View
Accounts With Accounts Type Group
Accounts
3 August 2010 View
Capital Allotment Shares
Capital
26 May 2010 View
Capital Allotment Shares
Capital
26 May 2010 View
Annual Return Company With Made Up Date Bulk List Shareholders
Annual Return
19 March 2010 View
Capital Allotment Shares
Capital
15 March 2010 View
Capital Allotment Shares
Capital
15 March 2010 View
Capital Allotment Shares
Capital
15 March 2010 View
Capital Allotment Shares
Capital
4 January 2010 View
Appoint Person Director Company With Name
Officers
31 December 2009 View
Capital Allotment Shares
Capital
31 December 2009 View
Capital Allotment Shares
Capital
31 December 2009 View
Appoint Person Secretary Company With Name
Officers
31 December 2009 View
Appoint Person Director Company With Name
Officers
31 December 2009 View
Appoint Person Director Company With Name
Officers
31 December 2009 View
Resolution
Resolution
11 December 2009 View
Accounts With Accounts Type Interim
Accounts
11 December 2009 View
Resolution
Resolution
15 October 2009 View
Resolution
Resolution
23 September 2009 View
Legacy
Officers
28 August 2009 View
Legacy
Officers
28 August 2009 View
Accounts With Accounts Type Group
Accounts
3 August 2009 View
Certificate Capital Reduction Issued Capital Share Premium Cancellation Share Premiumn
Capital
10 July 2009 View
Legacy
Capital
10 July 2009 View
Legacy
Address
10 June 2009 View
Legacy
Annual Return
10 June 2009 View
Legacy
Address
7 June 2009 View
Legacy
Officers
3 March 2009 View
Accounts With Accounts Type Group
Accounts
25 July 2008 View
Legacy
Annual Return
23 July 2008 View
Accounts With Accounts Type Full
Accounts
2 August 2007 View
Legacy
Annual Return
27 March 2007 View
Legacy
Mortgage
23 January 2007 View
Accounts With Accounts Type Group
Accounts
3 August 2006 View
Legacy
Officers
14 June 2006 View
Legacy
Officers
9 May 2006 View
Legacy
Annual Return
5 April 2006 View
Legacy
Capital
9 February 2006 View
Legacy
Officers
9 February 2006 View
Legacy
Annual Return
23 November 2005 View
Legacy
Capital
17 November 2005 View
Resolution
Resolution
14 November 2005 View
Resolution
Resolution
14 November 2005 View
Resolution
Resolution
14 November 2005 View
Resolution
Resolution
14 November 2005 View
Resolution
Resolution
14 November 2005 View
Resolution
Resolution
14 November 2005 View
Accounts With Accounts Type Group
Accounts
4 October 2005 View
Legacy
Officers
17 August 2005 View
Resolution
Resolution
6 October 2004 View
Resolution
Resolution
6 October 2004 View
Resolution
Resolution
6 October 2004 View
Accounts With Accounts Type Group
Accounts
4 October 2004 View
Legacy
Annual Return
1 March 2004 View
Resolution
Resolution
13 August 2003 View
Resolution
Resolution
13 August 2003 View
Accounts With Accounts Type Group
Accounts
18 July 2003 View
Legacy
Mortgage
17 July 2003 View
Legacy
Mortgage
17 July 2003 View
Legacy
Mortgage
12 June 2003 View
Legacy
Officers
9 May 2003 View
Legacy
Annual Return
13 March 2003 View
Legacy
Officers
28 February 2003 View
Auditors Resignation Company
Auditors
22 January 2003 View
Legacy
Capital
6 November 2002 View
Legacy
Capital
14 October 2002 View
Resolution
Resolution
14 October 2002 View
Resolution
Resolution
14 October 2002 View
Resolution
Resolution
14 October 2002 View
Accounts With Accounts Type Group
Accounts
4 August 2002 View
Legacy
Annual Return
27 March 2002 View
Auditors Resignation Company
Auditors
9 March 2002 View
Legacy
Officers
6 March 2002 View
Legacy
Officers
6 March 2002 View
Legacy
Officers
6 March 2002 View
Legacy
Officers
6 March 2002 View
Legacy
Officers
11 February 2002 View
Legacy
Officers
11 February 2002 View
Legacy
Officers
11 February 2002 View
Legacy
Officers
11 February 2002 View
Legacy
Officers
11 February 2002 View
Legacy
Address
24 January 2002 View
Legacy
Officers
25 October 2001 View
Accounts With Accounts Type Group
Accounts
7 September 2001 View
Legacy
Accounts
7 September 2001 View
Resolution
Resolution
10 July 2001 View
Resolution
Resolution
10 July 2001 View
Resolution
Resolution
10 July 2001 View
Legacy
Officers
25 April 2001 View
Legacy
Annual Return
5 April 2001 View
Legacy
Officers
22 March 2001 View
Legacy
Officers
22 March 2001 View
Legacy
Officers
22 March 2001 View
Legacy
Officers
22 March 2001 View
Legacy
Officers
22 March 2001 View
Legacy
Officers
5 January 2001 View
Statement Of Affairs
Miscellaneous
18 December 2000 View
Legacy
Capital
18 December 2000 View
Legacy
Mortgage
7 December 2000 View
Legacy
Capital
16 November 2000 View
Legacy
Capital
16 November 2000 View
Legacy
Capital
16 November 2000 View
Legacy
Capital
16 November 2000 View
Legacy
Capital
16 November 2000 View
Miscellaneous
Miscellaneous
16 November 2000 View
Legacy
Capital
24 August 2000 View
Legacy
Officers
10 July 2000 View
Legacy
Officers
10 July 2000 View
Legacy
Capital
6 June 2000 View
Legacy
Capital
6 June 2000 View
Legacy
Capital
6 June 2000 View
Resolution
Resolution
6 June 2000 View
Legacy
Capital
8 May 2000 View
Legacy
Capital
8 May 2000 View
Resolution
Resolution
8 May 2000 View
Resolution
Resolution
8 May 2000 View
Resolution
Resolution
8 May 2000 View
Resolution
Resolution
8 May 2000 View
Resolution
Resolution
8 May 2000 View
Legacy
Address
5 May 2000 View
Legacy
Mortgage
15 April 2000 View
Legacy
Capital
29 March 2000 View
Legacy
Capital
29 March 2000 View
Legacy
Officers
15 March 2000 View
Legacy
Officers
15 March 2000 View
Legacy
Officers
15 March 2000 View
Legacy
Officers
15 March 2000 View
Legacy
Capital
15 March 2000 View
Legacy
Capital
15 March 2000 View
Resolution
Resolution
15 March 2000 View
Resolution
Resolution
15 March 2000 View
Resolution
Resolution
15 March 2000 View
Legacy
Officers
9 March 2000 View
Legacy
Officers
9 March 2000 View
Legacy
Officers
9 March 2000 View
Legacy
Officers
9 March 2000 View
Legacy
Officers
9 March 2000 View
Certificate Re Registration Private To Public Limited Company
Change Of Name
6 March 2000 View
Legacy
Reregistration
6 March 2000 View
Accounts Balance Sheet
Accounts
6 March 2000 View
Auditors Report
Auditors
6 March 2000 View
Auditors Statement
Auditors
6 March 2000 View
Re Registration Memorandum Articles
Incorporation
6 March 2000 View
Legacy
Reregistration
6 March 2000 View
Resolution
Resolution
6 March 2000 View
Resolution
Resolution
6 March 2000 View
Legacy
Officers
3 March 2000 View
Legacy
Officers
3 March 2000 View
Legacy
Officers
3 March 2000 View
Legacy
Officers
3 March 2000 View
Certificate Change Of Name Company
Change Of Name
2 March 2000 View
Legacy
Address
22 February 2000 View
Incorporation Company
Incorporation
15 February 2000 View

Risk at a glance

  • Company active
  • Accounts up to date
  • Confirmation statement up to date
  • No insolvency history
  • No registered charges
  • Credit score
  • Recommended limit
  • Payment risk

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