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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.

Download CSV 173 rows, with the filters applied
Register of Lobbying2026-05-20

Lobbying return by Hanover Media Strategy Limited

Transport
Intended results

Oireachtas member attendance at a drop-in briefing hosted by the Car Rental Council on the role of the car rental sector, including a discussion on how forthcoming EU Clean Corporate Vehicles proposals may affect rental fleet availability, visitor mobility and regional tourism…

Derived link · Matched by exact company name

Published name "Hanover Media Strategy Limited" equals CRO name "HANOVER MEDIA STRATEGY LIMITED" (CRO 596029) 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 Lobbying2026-05-20

Lobbying return by Reduced Risk Products Association Company Limited

Health
Intended results

The correspondence referenced European analysis suggesting a substantial proportion of vaping products circulating within the EU may be entering through irregular or illegal channels. It warned that weak enforcement, cross-border purchasing and online sales create risks for…

Register of Lobbying2026-05-20

Lobbying return by Reduced Risk Products Association Company Limited

Health
Intended results

To highlight that Ireland currently has approximately 700,000 smokers and 350,000 adult vapers, over half of whom have stopped smoking entirely. This transition away from cigarettes represents a significant public health gain. The Department of Health’s own data indicates that…

Register of Lobbying2026-05-20

Lobbying return by Ballyhaunis Chamber of Commerce

Economic Development and Industry
Intended results

To reverse the decision for Ballyhaunis DSU to amalgamate with Castlerea DSU, moving 13 employees out of the area

Derived link · Matched by exact company name

Published name "Ballyhaunis Chamber of Commerce" equals CRO name "BALLYHAUNIS CHAMBER OF COMMERCE" (CRO 123740) 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 Lobbying2026-05-20

Lobbying return by Dublin Chamber of Commerce

Trade
Intended results

Advocated for the removal of the Dublin Airport passenger cap in line with Programme for Government commitments, highlighting its impact on business costs, connectivity, route development and economic competitiveness.

Register of Lobbying2026-05-19

Lobbying return by Car Rental Council of Ireland

Transport
Intended results

To draw urgent attention to the European Commission's legislative proposal on clean corporate vehicles.::To highlight the damage this legislation, if forced on the car rental industry, would cause to the car rental industry and the regional tourism industry in Ireland. ::Focus…

Register of Lobbying2026-05-19

Lobbying return by Irish Cancer Society

Health
Intended results

Raise awareness of the impact of cancer in each constituency across Ireland::Seek support from Oireachtas members for improved services for people impacted by cancer

Derived link · Matched by exact company name

Published name "Irish Cancer Society" equals CRO name "IRISH CANCER SOCIETY" (CRO 20868) 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 Lobbying2026-05-19

Lobbying return by Alcohol Action Ireland

Transport
Intended results

Raise awareness about alcohol and road safety report from AAI. Recommendations include increased road side breath testing, streamlining of cumbersome procedures around testing, whole of population measures to reduce alcohol consumption.

Derived link · Matched by exact company name

Published name "Alcohol Action Ireland" equals CRO name "ALCOHOL ACTION IRELAND" (CRO 378738) 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 Lobbying2026-05-15

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 Lobbying2026-05-15

Lobbying return by The Irish Farmers' Association - IFA

Taxation
Intended results

To seek a suspension of the carbon tax on fuel.::To highlight that the escalating energy costs on farms are astronomical.::To highlight the extraordinary effect that the Middle East conflict has had on Irish fuel prices and how it is impacting the Irish farming sector.::To…

Register of Lobbying2026-05-12

Lobbying return by Solid Fuel Merchants Ireland

Energy and Natural Resources
Intended results

Intended results included securing continued engagement with the Senator on the Air Pollution (Amendment) Bill 2025 and to include a ban on burning bituminous coal, improving transparency and consistency within product certification and testing processes, strengthening…

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.