Ireland

Top 5 largest Irish Companies in the Oil & Gas E&P industry by Market Cap

This is the list of the largest public listed companies in the Oil & Gas E&P industry from Ireland by market capitalization with links to their reference stock.

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Top Oil & Gas E&P Companies from Ireland as of Jan. 01, 2025

Rank Company Market Cap (USD) Country Sector Industry
1 Falcon Oil & Gas Ltd. $111.4 M Ireland Irish Energy Irish Oil & Gas E&P
2 San Leon Energy plc $93.9 M

(July 1, 2024)

 Ireland Irish Energy Irish Oil & Gas E&P
3 Clontarf Energy plc $3.3 M Ireland Irish Energy Irish Oil & Gas E&P
4 Petrel Resources plc $2.7 M Ireland Irish Energy Irish Oil & Gas E&P
5 Lansdowne Oil & Gas plc $1.5 M Ireland Irish Energy Irish Oil & Gas E&P

Top Oil & Gas E&P Companies from Ireland as of Jan. 01, 2025

1. Falcon Oil & Gas Ltd.

Company Profile: Falcon Oil & Gas Ltd.
Market Cap (USD): $111.4 M
Country: Ireland
Sector: Irish Energy
Industry: Irish Oil & Gas E&P

2. San Leon Energy plc

Company Profile: San Leon Energy plc
Market Cap (USD): $93.9 M (July 1, 2024)
Country: Ireland
Sector: Irish Energy
Industry: Irish Oil & Gas E&P

3. Clontarf Energy plc

Company Profile: Clontarf Energy plc
Market Cap (USD): $3.3 M
Country: Ireland
Sector: Irish Energy
Industry: Irish Oil & Gas E&P

4. Petrel Resources plc

Company Profile: Petrel Resources plc
Market Cap (USD): $2.7 M
Country: Ireland
Sector: Irish Energy
Industry: Irish Oil & Gas E&P

5. Lansdowne Oil & Gas plc

Company Profile: Lansdowne Oil & Gas plc
Market Cap (USD): $1.5 M
Country: Ireland
Sector: Irish Energy
Industry: Irish Oil & Gas E&P

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