QUALITY BY RANDOMIZATION LIMITED

Company number 13073677

11 officers / 5 resignations

FLOWER, Charlotte Alice

• Correspondence address: 2 New Bailey, 6 Stanley Street, Salford, Greater Manchester, United Kingdom, M3 5GS
• Role (Active): Secretary
• Appointed on: 13 July 2022

COLLINS, Rory Edwards, Professor Sir

• Correspondence address: 2 New Bailey, 6 Stanley Street, Salford, Greater Manchester, United Kingdom, M3 5GS
• Role (Active): Director
• Date of birth: January 1955
• Appointed on: 9 December 2020
• Nationality: British
• Country of residence: England
• Identity verification status: Verification requirements complete

Identity verified by an Authorised Corporate Service Provider (ACSP)

LAW DEBENTURE CORPORATE SERVICES LIMITED ACSP has confirmed that they have verified the identity of RORY EDWARDS COLLINS to the standard set by Companies House and is satisfied that the required personal information is true.

The verification checks were completed on 4 December 2025.

LAW DEBENTURE CORPORATE SERVICES LIMITED ACSP is supervised by: HMRC.

JENKINS, Annalisa, Dr

• Correspondence address: 2 New Bailey, 6 Stanley Street, Salford, Greater Manchester, United Kingdom, M3 5GS
• Role (Active): Director
• Date of birth: June 1965
• Appointed on: 8 July 2025
• Nationality: British
• Country of residence: United Kingdom
• Identity verification status: Verification requirements complete

KROFAH, Esther

• Correspondence address: 2 New Bailey, 6 Stanley Street, Salford, Greater Manchester, United Kingdom, M3 5GS
• Role (Active): Director
• Date of birth: June 1982
• Appointed on: 26 April 2023
• Nationality: American
• Country of residence: United States
• Identity verification status: Verification requirements complete

Identity verified by an Authorised Corporate Service Provider (ACSP)

LAW DEBENTURE CORPORATE SERVICES LIMITED ACSP has confirmed that they have verified the identity of ESTHER ELEOJO KROFAH to the standard set by Companies House and is satisfied that the required personal information is true.

The verification checks were completed on 11 December 2025.

LAW DEBENTURE CORPORATE SERVICES LIMITED ACSP is supervised by: HMRC.

SYMONDS, Jonathan, Sir

• Correspondence address: 2 New Bailey, 6 Stanley Street, Salford, Greater Manchester, United Kingdom, M3 5GS
• Role (Active): Director
• Date of birth: February 1959
• Appointed on: 9 December 2020
• Nationality: British
• Country of residence: United Kingdom
• Identity verification status: Verification requirements complete

Identity verified by an Authorised Corporate Service Provider (ACSP)

JOHN VENN & SONS ACSP has confirmed that they have verified the identity of Jonathan Richard Symonds to the standard set by Companies House and is satisfied that the required personal information is true.

The verification checks were completed on 18 September 2025.

JOHN VENN & SONS ACSP is supervised by: Faculty Office of the Archbishop of Canterbury (FO).

THOMPSON, Elizabeth Claire, Dr

• Correspondence address: 2 New Bailey, 6 Stanley Street, Salford, Greater Manchester, United Kingdom, M3 5GS
• Role (Active): Director
• Date of birth: October 1981
• Appointed on: 3 October 2022
• Nationality: British
• Country of residence: England
• Identity verification status: Verification requirements complete

SELLORS, Jonathan

• Correspondence address: 2 New Bailey, 6 Stanley Street, Salford, Greater Manchester, United Kingdom, M3 5GS
• Role (Resigned): Secretary
• Appointed on: 9 December 2020
• Resigned on: 13 July 2022

BELL, John, Sir

• Correspondence address: 2 New Bailey, 6 Stanley Street, Salford, Greater Manchester, United Kingdom, M3 5GS
• Role (Resigned): Director
• Date of birth: July 1952
• Appointed on: 9 December 2020
• Resigned on: 23 May 2024
• Nationality: British,Canadian
• Country of residence: United Kingdom

IVARSSON, Melanie

• Correspondence address: 2 New Bailey, 6 Stanley Street, Salford, Greater Manchester, United Kingdom, M3 5GS
• Role (Resigned): Director
• Date of birth: January 1972
• Appointed on: 23 September 2025
• Resigned on: 15 January 2026
• Nationality: British
• Country of residence: United Kingdom
• Identity verification status: Verification requirements complete

Identity verified by an Authorised Corporate Service Provider (ACSP)

LAW DEBENTURE CORPORATE SERVICES LIMITED ACSP has confirmed that they have verified the identity of MELANIE JANE IVARSSON to the standard set by Companies House and is satisfied that the required personal information is true.

The verification checks were completed on 4 December 2025.

LAW DEBENTURE CORPORATE SERVICES LIMITED ACSP is supervised by: HMRC.

PRIOR, David, Lord

• Correspondence address: Skipton House, 80 London Road, London, United Kingdom, SE1 6LH
• Role (Resigned): Director
• Date of birth: December 1954
• Appointed on: 9 December 2020
• Resigned on: 9 December 2024
• Nationality: British
• Country of residence: United Kingdom

WATT, Fiona Mary, Dr

• Correspondence address: 2 New Bailey, 6 Stanley Street, Salford, Greater Manchester, United Kingdom, M3 5GS
• Role (Resigned): Director
• Date of birth: March 1956
• Appointed on: 28 January 2021
• Resigned on: 31 December 2021
• Nationality: British
• Country of residence: United Kingdom