Prior
- His Eminence Vincent, Cardinal Nichols, GCJCO, MA, MEd, STL, Archbishop of Westminster,
Sub-Prior
- His Grace The Most Reverend George Stack, KC*HS, GCGCO, Archbishop emeritus of Cardiff,
Chief Chaplain for Ireland
- The Most Reverend Dr Raymond Field, KC*HS, KCGCO, DD, BL,
Delegate for Great Britain and Ireland
- S.E. Don Paolo Costantino dei Principi Borghese, Principe di Nettuno,(since 20 December 2024)
Vice-Delegate for Great Britain
- The Rt Hon Lord Murphy of Torfaen, KCSG, KCMCO, KCFO,
Vice-Delegate for Ireland
- Awaiting appointment
Vice-Delegate for Gibraltar
- The Hon Sir Peter Caruana KCMG, KHS, GCMCO, KCFO, KC
Council
- Awaiting appointment
Chaplains
- His Excellency Archbishop Brian Udaigwe, GCGCO, ** Apostolic Nuncio to Sri Lanka, former Counsellor at the Apostolic Nunciature to London,
- The Right Reverend Thomas Burns, KC*HS, KCGCO, Bishop emeritus of Menevia,
- The Most Reverend Kenneth Nowakowski, GCGCO, Bishop of the Eparchy of the Holy Family of London,
- The Right Reverend Hlib Lonchyna, KCGCO, Bishop emeritus of the Eparchy of the Holy Family of London,
- The Right Reverend Monsignor Dr Stanislaw Swierczynski, KGCO, Notary Apostolic,
- The Right Reverend Ralph Heskett, KCGCO, CSsR, Bishop of Hallam,
- The Very Reverend Monsignor Vladimir Felzmann, KCHS, KGCO, KFO,
- The Reverend Monsignor Vincent Brady, KGCO, former Private Secretary to HE The Apostolic Nuncio to the Court of Saint James’s,
- The Very Reverend Canon Peter Newby, KGCO,
- The Reverend Father Dr Shafiq Abouzayd, KGCO, Official Representative in the UK of His Beatitude Patriarch Gregorios III,
- The Reverend Father Edmund Eggleston, KGCO,
- The Reverend Father Feargal McGrady, KCHS, KGCO,
- The Reverend Father Anthony Pellegrini, KSG, KGCO,
- The Reverend Father Michael Seed, KCGCO, SA, former Ecumenical Secretary of the Archdiocese of Westminster,