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Declared
Official portrait of Mark Duffy
Photo: Houses of the Oireachtas

Politician · Senator · 27th Seanad

Mark Duffy

Fine Gael

Constituency / panel
Labour Panel
Membership
2025-01-29 → current
Committees
4 current — Joint Committee on Climate, Environment and Energy; Joint Committee on Transport; …
10
Declared items
2
CRO-matched interests
0
Awards to declared companies
173
Lobbying returns
Reports for 2017–2025 (party) and 2020–2022 (members)
0
SIPO donation records
185 of 221 divisions
84%
Vote participation

Lobbying returns

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

Register of Lobbying2026-09-18

Lobbying return by Solid Fuel Merchants Ireland

Environment
Intended results

To secure support for SFMI’s Budget 2027 proposals, including a Joint Fuel Enforcement Taskforce, Solid Fuel Decarbonisation Fund, national retailer registration and compliance database, supports for compliant merchants, measures to address fuel poverty, and a national public…

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 Lobbying2026-05-21

Lobbying return by Ibec

Environment
Intended results

Possible amendment for consideration at Seanad Committee Stage

Derived link · Matched by name with added legal form

Published name "Ibec" has no legal form. "IBEC COMPANY LIMITED BY GUARANTEE" (CRO 8706) 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 Lobbying2026-05-15

Lobbying return by Climate and Health Alliance

Environment
Intended results

To raise awareness of the Climate and Health Alliance and the Climate and Health Alliance Air Quality and Health position paper.::To secure a meeting and support of Jennifer Whitmore TD.::Secure an event in the Oireachtas AV room to launch the air quality and health report.…

Register of Lobbying2026-02-27

Lobbying return by An Taisce The National Trust for Ireland

Environment
Intended results

Request engagement with the Minister for DCEE and Members of the Oireachtas to address ssues identified in the consultation documentation and webpage, and to extend the consultation period to ensure meaningful public participation. Additionally, seek clarification on the…

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 Lobbying2026-01-21

Lobbying return by Ibec

Environment
Intended results

Support the legislation to modernise Ireland's environmental and waste licencing system.

Derived link · Matched by name with added legal form

Published name "Ibec" has no legal form. "IBEC COMPANY LIMITED BY GUARANTEE" (CRO 8706) 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 Lobbying2026-01-20

Lobbying return by The Irish Farmers' Association - IFA

Environment
Intended results

To point out that Irish farmers fully recognise the urgency of climate action and are determined to play their part in meeting national emissions reduction targets. Across the country, farmers are already reducing emissions, adopting science-based mitigation measures, and…

Register of Lobbying2026-01-12

Lobbying return by Alliance for Beverage Cartons and the Environment - ACE Ireland

Environment
Intended results

To share ACE Ireland's report 'Getting Recycling Sorted' and to secure a meeting to discuss the report's recommendations, sorting and recycling processes in Ireland and the Programme for Government commitment to provide investment in sorting technology in Ireland’s MRF network.

Register of Lobbying2026-01-08

Lobbying return by Irish Green Building Council

Environment
Intended results

To highlight recommendations to address vacancy and dereliction in Ireland's towns and cities.

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 Lobbying2025-11-28

Lobbying return by National Traveller MABS

Environment
Intended results

That the Committee invite representatives nominated by the co-signing organisations to take part in thesession on energy affordability on December 10th.

Register of Lobbying2025-09-19

Lobbying return by Friends of the Earth

Environment
Intended results

Highlighting priority policy areas that Friends of the Earth believes the Joint Oireachtas Committee on Climate, Environment and Energy should address in its 2025 work programme.

Register of Lobbying2025-09-19

Lobbying return by The Irish Farmers' Association - IFA

Environment
Intended results

To accept an invitation to discuss the key barriers that may prevent Ireland from meeting its 2026 - 2030 climate change targets.::To emphasise the challenges for Agriculture and the potential solutions to ensure sustainable progress.

Register of Lobbying2025-09-11

Lobbying return by Alliance for Beverage Cartons and the Environment - ACE Ireland

Environment
Intended results

To introduce ACE Ireland to the members of the new Committee and to secure a meeting to discuss sorting and recycling processes in Ireland and the Programme for Government commitment to provide investment in sorting technology in Ireland’s MRF network.

Register of Lobbying2025-05-21

Lobbying return by Teneo Strategy Ireland Limited

Environment
Intended results

To provide updates to elected representatives on the Deposit Return Scheme and its progress to date. To provide updates to elected representatives on the community and charity fundraising activity being facilitated by the Deposit Return Scheme.

Derived link · Matched by exact company name

Published name "Teneo Strategy Ireland Limited" equals CRO name "TENEO STRATEGY IRELAND LIMITED" (CRO 92844) 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.