France

Top 4 largest French Companies in the Oil & Gas Equipment & Services industry by Market Cap

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

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Top Oil & Gas Equipment & Services Companies from France as of Jan. 01, 2026

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Rank Company Market Cap (USD) Country Sector Industry
1 Gaztransport & Technigaz SA $6.80 B France French Energy French Oil & Gas Equipment & Services
2 Technip Energies N.V. $6.75 B France French Energy French Oil & Gas Equipment & Services
3 CGG $801.7 M France French Energy French Oil & Gas Equipment & Services
4 Jsa Technology SA France French Energy French Oil & Gas Equipment & Services

Top Oil & Gas Equipment & Services Companies from France as of Jan. 01, 2026

1. Gaztransport & Technigaz SA

Company Profile: Gaztransport & Technigaz SA
Market Cap (USD): $6.80 B
Country: France
Sector: French Energy
Industry: French Oil & Gas Equipment & Services

2. Technip Energies N.V.

Company Profile: Technip Energies N.V.
Market Cap (USD): $6.75 B
Country: France
Sector: French Energy
Industry: French Oil & Gas Equipment & Services

3. CGG

Company Profile: CGG
Market Cap (USD): $801.7 M
Country: France
Sector: French Energy
Industry: French Oil & Gas Equipment & Services

4. Jsa Technology SA

Company Profile: Jsa Technology SA
Country: France
Sector: French Energy
Industry: French Oil & Gas Equipment & Services

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