QUANTUM MATERIALS

Company number 08692352 ·

Active

2 active / 2 ceased · persons with significant control

Mr Douglas Walter George Calder

Individual Active

Nature of control

  • Owns between 25% and 50% of the company's shares
Notified on
2026-03-01
Date of birth
June 1939
Nationality
British
Country of residence
Cayman Islands
Correspondence address
174, South Church Street, Grand Cayman, Cayman Islands

Mrs Deborah June Calder

Individual Active

Nature of control

  • Owns between 25% and 50% of the company's shares
Notified on
2026-03-01
Date of birth
September 1948
Nationality
British
Country of residence
Cayman Islands
Correspondence address
174, South Church Street, Grand Cayman, Cayman Islands

Auriel Limited

Corporate entity Ceased

Nature of control

  • Owns more than 75% of the company's shares
Notified on
2025-11-11
Ceased on
2026-03-01
Correspondence address
174 South Church Street, Grand Cayman, Cayman Islands, KY1 1109, Cayman Islands
Legal form
Ordinary Company With Limited Liability
Place registered
Cayman Islands General Registry
Registration number
270073
Country registered
Cayman Islands

Dr John Tully

Individual Ceased

Nature of control

  • Has significant influence or control
Notified on
2016-08-30
Ceased on
2025-11-11
Date of birth
July 1984
Nationality
British
Country of residence
United States
Correspondence address
63, High Street, Grantchester, Cambridgeshire, CB3 9NF