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Declared
Official portrait of Cian O'Callaghan
Photo: Houses of the Oireachtas

Politician · TD · 34th Dáil

Cian O'Callaghan

Social Democrats

Constituency / panel
Dublin Bay North
Membership
2024-11-29 → current
Committees
6 current — Committee on Budgetary Oversight; Joint Committee on Finance, Public Expenditure, Public Service Reform and Digitalisation, and Taoiseach; …
0
Declared items
0
CRO-matched interests
0
Awards to declared companies
1077
Lobbying returns
Reports for 2017–2025 (party) and 2020–2022 (members)
2
SIPO donation records
401 of 422 divisions
95%
Vote participation

Check it yourself

Lobbying returns

Returns filed on the Register of Lobbying, newest first, with the policy area and intended results as the lobbyist published them.

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AreaAll 1077Housing 213Health 136Environment 118Justice and Equality 98Budgetary matters 58Foreign Affairs 44Education and Training 39Economic Development and Industry 38Energy and Natural Resources 38Finance 30Children and Youth Affairs 29Employment 29Transport 27Local Government 26Community 22Banking and Financial Institutions 21Public Expenditure and Reform 17Taxation 17Development and Zoning 15Marine 12Agriculture 9Social Protection 8Gaeltacht 7Arts 5EU Affairs 5Tourism 4Trade 4Heritage 3Communications 2Sports and Recreation 2Food 1
YearAll 1182026 62025 162024 212023 322022 202021 182020 5
Register of Lobbying2026-09-20

Lobbying return by An Taisce The National Trust for Ireland

Environment
Intended results

Sought input into considerations for Seanad debates and amendments to the proposed bill. Concerns in particular on the definition of 'public body', the wide discretion and lack of oversight generally provided for in the bill; the disapplication of s.15 of the Climate Action and…

Derived link · Matched by exact company name

Published name "An Taisce The National Trust for Ireland" equals CRO name "AN TAISCE - THE NATIONAL TRUST FOR IRELAND" (CRO 12469) after normalising legal forms such as Ltd = Limited. No other CRO company has this name. Names can be shared, so compare the address and dates on the CRO record.

Register of Lobbying2026-09-17

Lobbying return by Youth and Environment Europe

Environment
Intended results

Called on the Government to withdraw the Bill before Seanad Éireann and urged Senators and all members of the Oireachtas to oppose it due to concerns over its ISDS clauses and the trade agreements it would facilitate. Also called for rejection of trade agreements containing ISDS…

Register of Lobbying2026-05-20

Lobbying return by An Taisce The National Trust for Ireland

Environment
Intended results

To clarify the schedule and deadline for amendments and to gain further understanding of the content of the bill. This is an interest area for An Taisce.

Derived link · Matched by exact company name

Published name "An Taisce The National Trust for Ireland" equals CRO name "AN TAISCE - THE NATIONAL TRUST FOR IRELAND" (CRO 12469) after normalising legal forms such as Ltd = Limited. No other CRO company has this name. Names can be shared, so compare the address and dates on the CRO record.

Register of Lobbying2026-04-29

Lobbying return by Irish Deer Commission

Environment
Intended results

For the relevant deregation to be applied to Sika deer, and the removal of Sika and Fallow deer from the list of invasive allien species, to avoid unintended consquences.

Register of Lobbying2026-01-20

Lobbying return by Environmental Pillar

Environment
Intended results

Make Government and Opposition parties aware of Environmental Pillar pre-budget submission and seek to persuade Government and opposition parties of the need for greater spending on nature and climate action and a greener tax system.::Secure meetings to discuss budget 2026 with…

Register of Lobbying2025-09-21

Lobbying return by An Taisce The National Trust for Ireland

Environment
Intended results

To highlight concerns of the EEB on proposals for the MFF, and lack of ringfencing of funding for nature, and on the negative impacts of the proposals to Life+ funding and consequential impacts for nature and civil society organisations capacity, and to seek awareness and…

Derived link · Matched by exact company name

Published name "An Taisce The National Trust for Ireland" equals CRO name "AN TAISCE - THE NATIONAL TRUST FOR IRELAND" (CRO 12469) after normalising legal forms such as Ltd = Limited. No other CRO company has this name. Names can be shared, so compare the address and dates on the CRO record.

Register of Lobbying2025-09-19

Lobbying return by Community Law & Mediation

Environment
Intended results

Deliver the Centre for Environmental Justice's Pre Budget Submission.

Derived link · Matched by exact company name

Published name "Community Law & Mediation" equals CRO name "COMMUNITY LAW AND MEDIATION" (CRO 69771) after normalising legal forms such as Ltd = Limited. No other CRO company has this name. Names can be shared, so compare the address and dates on the CRO record.

Register of Lobbying2025-09-17

Lobbying return by Irish Green Building Council

Environment
Intended results

Raising awareness of the Building Life campaign, the aim of which is to achieve a broad range of private sector actions and public policy changes that will be required to tackle the whole-life environmental impact of the built environment.

Derived link · Matched by name with added legal form

Published name "Irish Green Building Council" has no legal form. "IRISH GREEN BUILDING COUNCIL COMPANY LIMITED BY GUARANTEE" (CRO 492948) is the only CRO company with that name plus any legal form (Limited, DAC, UC, CLG, PLC or Teoranta). Confirm against the CRO record before relying on it.

Register of Lobbying2025-09-01

Lobbying return by Stop Climate Chaos coalition

Environment
Intended results

TD's were asked to attend a Lobby event with their constituents to hear about they care about climate change and the actions they want their representatives to take.

Register of Lobbying2025-01-21

Lobbying return by Huhtamaki Cup Print Ltd.

Environment
Intended results

Working to ensure an enhanced understanding of the key positions and views of IPPCA

Derived link · Matched by exact company name

Published name "Huhtamaki Cup Print Ltd." equals CRO name "HUHTAMAKI CUPPRINT LIMITED" (CRO 437202) after normalising legal forms such as Ltd = Limited. No other CRO company has this name. Names can be shared, so compare the address and dates on the CRO record.

Register of Lobbying2025-01-20

Lobbying return by An Taisce The National Trust for Ireland

Environment
Intended results

Provide information on the amendments related to liquid natural gas infrastructure and why An Taisce believed they were problematic and should be removed

Derived link · Matched by exact company name

Published name "An Taisce The National Trust for Ireland" equals CRO name "AN TAISCE - THE NATIONAL TRUST FOR IRELAND" (CRO 12469) after normalising legal forms such as Ltd = Limited. No other CRO company has this name. Names can be shared, so compare the address and dates on the CRO record.

Register of Lobbying2025-01-20

Lobbying return by An Taisce The National Trust for Ireland

Environment
Intended results

That TDs would speak favorably of An Taisce in the debate

Derived link · Matched by exact company name

Published name "An Taisce The National Trust for Ireland" equals CRO name "AN TAISCE - THE NATIONAL TRUST FOR IRELAND" (CRO 12469) after normalising legal forms such as Ltd = Limited. No other CRO company has this name. Names can be shared, so compare the address and dates on the CRO record.

Register of Lobbying2025-01-20

Lobbying return by An Taisce The National Trust for Ireland

Environment
Intended results

To ask that they include our asks in their party manifestos

Derived link · Matched by exact company name

Published name "An Taisce The National Trust for Ireland" equals CRO name "AN TAISCE - THE NATIONAL TRUST FOR IRELAND" (CRO 12469) after normalising legal forms such as Ltd = Limited. No other CRO company has this name. Names can be shared, so compare the address and dates on the CRO record.