Ireland · Credit institution

Aib Mortgage Bank

AIB Mortgage Bank Unlimited Company is a public unlimited company registered in Ireland under number 404926. Its registered office is at 10 Molesworth Street, Dublin 2. It is a wholly owned subsidiary of Allied Irish Banks, p.l.c., and its ultimate parent is AIB Group plc. The bank holds an Irish banking licence. It was registered as a designated mortgage credit institution under the Asset Covered Securities Act 2001 on 8 February 2006. It provides Irish residential mortgages and issues mortgage covered securities. Allied Irish Banks, p.l.c. performs all of its activities under an outsourcing and agency agreement.

BICAIMBIE21XXX LEI549300CGO72ED3XVUZ04 Licence no.Not on a tracked register Passive participant (no connection)This BIC is registered for identification only. The institution has no direct connection to the Swift network. Messages and payments reach it through a correspondent bank. The “1” in the eighth character of AIMBIE21 marks a passive participant. ECB significant institution Head-office BIC only Group: Aib Group Public Limited Company Claim this profile

Licences and registrations

Matched by LEI on the 22 tracked registers

None matched by LEI in the 22 tracked registers. It is on the ECB list of supervised entities (see Regulatory status): that is banking supervision, not a licence on a tracked register.

  • The tracked registers cover payment, e-money, crypto and money-service firms in 37 countries. Bank licences from national supervisors are not tracked.

Regulatory status

ECB banking supervision

List of supervised entities as of 2026-07-01

Classification
Significant institution
Supervisor
European Central Bank (direct supervision)
Listed as
AIB MORTGAGE BANK UNLIMITED COMPANY
Entity type
Credit institution
Supervised group (ECB)
AIB Group plc
Why significant
Size (Total assets EUR 100-150 bn)

European registers

ECB · monetary financial institutions

List as at 2026-09-25

Category
Credit institution
Minimum reserves
Subject to minimum reserves
Listed as
AIB Mortgage Bank u.c.
RIAD code
IEC40419

ESMA · MiFID II register

Register as at 2026-09-28

EntryCompetent authorityAuthorisedServices or instruments
Investment services (MiFID II) Central Bank of Ireland (CBI) 2007-11-01 A1 A2 A3 A4 A5 A6 A7 A8 A9 B1 B2 B3 B4 B5 B6 B7

Service codes follow MiFID II Annex I: A for investment services, B for ancillary services. Hover a code for its meaning.

Entries are matched on the LEI. Each register is quoted as its publisher lists it.

Swift network

Swift’s ISO 9362 BIC directory

BIC
AIMBIE21XXX head office
Connection to Swift
Passive participant (no connection)This BIC is registered for identification only. The institution has no direct connection to the Swift network. Messages and payments reach it through a correspondent bank. The “1” in the eighth character of AIMBIE21 marks a passive participant.
Swift GPI
Not on the member list
Payment schemes and systems
No entry in the EPC registers, the ECB T2 and TIPS lists or the SIX Bank Master cites this BIC
Branch codes
None: head-office BIC only
BIC first registered
2007-07-07
Last updated
2007-07-07

Overview

Researched 29 Sep 2026 · Sources

Total assets

EUR 19.5bn

This entity · 31 Dec 2025 · annual report ↗

Employees

Not published

headcount · This entity · 31 Dec 2025 · annual report ↗

Ownership

Group subsidiary

100% Allied Irish Banks, p.l.c.

Institution type

Other

Trades as AIB Mortgage Bank u.c.

Ownership
Allied Irish Banks, p.l.c. holds 100% of the bank and is itself wholly owned by AIB Group plc.
Direct parent
Allied Irish Banks, p.l.c., Ireland 100%
Ultimate owner
AIB Group plc, Ireland
Head office
10 Molesworth Street, Dublin 2 Dublin, Ireland
Company register
404926 (Companies Registration Office, Ireland)

Business lines

  • Mortgage lending
  • Retail banking

According to its 2025 annual financial report, all of the bank's income and assets come from residential mortgage lending in the Republic of Ireland. This lending is funded by mortgage covered securities and by borrowings from its parent.

Online

Websites & references
aib.ie ↗
aib.ie/investorrelations/debt-investor/mortgage-bank ↗ AIB Mortgage Bank u.c. investor page (covered bond reports, prospectuses, financial statements)
Official social accounts
LinkedIn ↗ · X ↗ · Facebook ↗ · YouTube ↗
Sources · 7 pages consulted
  1. aib.ie/content/dam/frontdoor/investorrelations/docs/mortgagebank/directors-report-and-financial-
  2. aib.ie/investorrelations/debt-investor/mortgage-bank
  3. aib.ie/
  4. aib.ie/our-products/mortgages
  5. irishtimes.com/business/2026/09/12/aib-prepares-portfolio-of-under-100m-of-mainly-problem-personal-loans
  6. rte.ie/news/business/2026/0527/1575453-galvin-aib/
  7. cbonds.com/company/88589/

Leadership

Researched 29 Sep 2026 · Sources

Chief executive
Kevin Gahan Managing Director Confirmed 2 Mar 2026 · aib.ie ↗
Chair
Eamonn Quinn Independent Non-Executive Director and Chair Confirmed 2 Mar 2026 · aib.ie ↗
Executive
Gerry Gaffney Executive Director Confirmed 2 Mar 2026 · aib.ie ↗
Executive
Yvonne Hill Independent Non-Executive Director (Audit Committee Chair) Confirmed 2 Mar 2026 · aib.ie ↗

Supervisors & regulators

Researched 29 Sep 2026 · Sources

Ireland
Central Bank of Ireland Central bankPrudential supervisorAML supervisorConductResolution
European Union
European Central Bank (Single Supervisory Mechanism) Prudential supervisor
European Union
Single Resolution Board Resolution

Recent events

Researched 29 Sep 2026 · Sources

  1. Leadership

    Kevin Gahan, the bank's Managing Director, became interim chief financial officer of AIB Group after Donal Galvin stepped down.

    irishtimes.com ↗
  2. Other

    The bank issued three series of mortgage covered securities of EUR 750 million each on 22 July 2026.

    aib.ie ↗
  3. Leadership

    Non-executive director Carol Meehan resigned from the bank's board on 8 September 2025.

    aib.ie ↗
  4. Other

    The Irish Government reduced its shareholding in AIB Group plc, the bank's ultimate parent, to zero and ceased to be a related party.

    aib.ie ↗

Compliance-relevant events of the last three years, newest first: fines and enforcement, investigations, incidents, leadership changes, mergers and licence changes. Each links to its source.

Identifiers

Head-office record

BIC
AIMBIE21XXX
How the BIC breaks down
  1. AIMBBank
  2. IECountry · Ireland
  3. 21Location · passive
  4. XXXBranch · head office
Branch description
Not recorded in the directory
LEI
549300CGO72ED3XVUZ04
LEI record
View on GLEIF ↗
How the LEI was matched
BIC: Mapped to this BIC in the Swift and GLEIF BIC-to-LEI relationship file.

Profile

Type
Credit institutionListed as a credit institution, or a branch of one, on the ECB’s list of supervised entities, or named as a bank on the Financial Stability Board’s G-SIB list, directly or as a G-SIB’s main operating bank. These are the only bank lists the directory tracks so far.
Regulation
Prudentially supervised (ECB list)Prudentially supervised, according to the ECB list of supervised entities (as at 2026-07-01). This is banking supervision, not a licence on a tracked register.
Register licences
None matched by LEI in the 22 tracked registersThe tracked registers cover payment, e-money, crypto and money-service firms in 37 countries. Bank licences from national supervisors are not tracked.
Country · region
Ireland · Europe & Central Asia
Banking supervision
Significant · supervised by the ECB as of 2026-07-01
Trading venues (MIC)
No MIC registered under this LEI list of 2026-09-17
OFAC sanctions
No listing cites this BIC
EU sanctions
No listing matched this BIC or its LEI
Country sanctions
No country programme

Types come from Swift’s BIC classification, the licences on the 22 tracked registers, and the ECB and FSB bank lists. Most banks outside the euro area appear as financial institutions, because their supervisors’ registers are not tracked yet.

Ownership and group

GLEIF relationship records

Ultimate parent
Aib Group Public Limited Company · Ireland635400AKJBGNS5WNQL34 ↗

The Aib Group Public Limited Company group has 6 institutions in the directory, in 3 countries: all hold a BIC.

Including Ebs D.A.C., Aib, Public Limited Company, Aib Bank, Goodbody Stockbrokers, Aib Group (UK) PLC.

See the Aib Group Public Limited Company group →

Group membership follows the accounting-consolidation relationships reported to GLEIF. It does not show ownership shares or control.

Addresses

Registered address
BANKCENTRE BALLSBRIDGE DUBLIN 4 IRELAND
Operational address
BANKCENTRE BALLSBRIDGE DUBLIN DUBLIN 4 IRELAND

ISO 20022 identification

As an agent in a Swift cross-border payment message (CBPR+)

A CBPR+ message identifies this institution by its BIC, and may add its LEI or a clearing code. CBPR+ does not allow a name and postal address next to a BIC.

Identified by
BIC, with its LEI
Roles in CBPR+
Debtor agent, creditor agent or an intermediary agent

CBPR+

For cross-border payments on Swift: the BIC, with the LEI and clearing code where known

<FinInstnId>
  <BICFI>AIMBIE21XXX</BICFI>
  <LEI>549300CGO72ED3XVUZ04</LEI>
</FinInstnId>

Full record

Every ISO 20022 element the directory holds. Base ISO 20022 allows them together. CBPR+ does not allow a name and address next to a BIC

<FinInstnId>
  <BICFI>AIMBIE21XXX</BICFI>
  <LEI>549300CGO72ED3XVUZ04</LEI>
  <Nm>AIB MORTGAGE BANK</Nm>
  <PstlAdr>
    <TwnNm>DUBLIN</TwnNm>
    <Ctry>IE</Ctry>
    <AdrLine>BANKCENTRE BALLSBRIDGE DUBLIN 4</AdrLine>
  </PstlAdr>
</FinInstnId>

This BIC is not connected to Swift. Messages reach the institution through a correspondent bank, so it cannot be the instructing or instructed agent.

The BIC, name and address are as published in Swift’s BIC directory. The LEI comes from the Swift and GLEIF BIC-to-LEI file. Check them against your own records before use.

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Sources & method

Every value comes from a public source, such as Swift’s ISO 9362 BIC directory, GLEIF or the OFAC and EU sanctions lists. Most sources are matched on a BIC or an LEI, not on a name.

Swift GPI membership is matched on names and is indicative. A missing sanctions match does not mean that no listing applies. Always screen against the official lists.

The sanctions facts on this page cover the BIC and its LEI only.

An institution is one entry in the directory: a BIC8 in Swift’s directory, or a firm on a tracked register that holds no BIC. Licences held by an institution with a BIC are shown on its page.

Read the methodology →

Credits for this page

  • Banking supervision—Source: European Central Bank, list of supervised entities.
  • Ownership and group—GLEIF Level 2 relationship records (accounting consolidation), matched by LEI.
  • Overview, leadership, regulators and events—researched per institution by an AI model with web search, from the institution's own website and reports, regulators, company registers and news. Figures, people and events link to their source, and each card shows the research date. AI research can be wrong or out of date, so check key facts at the source.
  • European registers—Source: European Central Bank (ECB), list of monetary financial institutions and list of institutions subject to minimum reserves. Source: European Securities and Markets Authority (ESMA), MiFID II/MiFIR register (investment firms, trading venues, systematic internalisers, data reporting services providers). Matched on LEI by Elucidate.

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