| Rank | Company, City of Head Office (Country) | |
| |
| 1 |  Suez in Paris (F) | |
| 2 | Vinci Energies in Montesson (F) | |
| 3 | EDF Developpement Environnement S.A in Courbevoie (F) | |
| 4 | SHV Gas Supply et Trading SAS in Paris (F) | |
| 7 | Electricite de Strasbourg SA in Strasbourg (F) | |
| 8 | Pirelli Energie Cables et Systemes France in Sens (F) | |
| 9 | Parker Hannifin SA in Annemasse (F) | |
| 10 | Gaz de Bordeaux (Societe du) in Bordeaux (F) | |
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| 11 | Air Products S.A.S. in Paris (F) | |
| 12 | Charbonnages de France in Rueil-Malmaison (F) | |
| 13 | Vitogaz in Courbevoie (F) | |
| 15 | Application des Gaz S.A in Paris (F) | |
| 17 | Gaz de Strasbourg SA in Strasbourg (F) | |
| 18 | Compagnie des Gaz de Petrole Primagaz S.A in Paris (F) | |
| 19 | GAZ du Bordeaux in Bordeaux (F) | |
| 20 | Francel in Gallardon (F) | |
| 21 | Primagaz GAZ de Petrole (Cie) SA in Paris (F) | |
| 22 | AGA SA in Toulouse (F) | |
| 23 | Energie Active SA in Paris (F) | |
| 24 | Primagaz Energie Service SA in Crest (F) | |
| 26 | Ferry-Capitain in Joinville (F) | |
| 27 | Comptoir des Calcaires et Materiaux SA in Wallers Trélon (F) | |
| 28 | Gaz de France in Paris (F) | |
| 29 | PELE et Cie SA in Montreuil Sur Ille (F) | |
| 30 | Cheminees René Brisach in Ste Maxime (F) | |
| 31 | Centrale EDF in Richemont (F) | |
| 32 | Aquitaine Beton Manufacture SA in Langon (F) | |
| 33 | Savoie Metal SA in St Jorioz (F) | |
| 34 | Carriere Vallee Heureuse SAS in Rinxent (F) | |
| 35 | Briqueteries du SA in Lille (F) | |
| 36 | Materiaux (Ste Havraise des) in Le Havre (F) | |
| 37 | Beton Chantiers Languedoc SAS in Juvignac (F) | |
| 38 | Pele Normandie SA in St Grégoire (F) | |
| 39 | Mauer France SAS in Cormeilles En Parisis (F) | |
| 40 | Piketty Freres SA in Ecuelles (F) | |
| 41 | SA Manzini in Comblanchien (F) | |
| 42 | Moroni (Entreprise Charles) SA in St Léonarde (F) | |
| 43 | Soval in Brousseval (F) | |
| 44 | Societe des Eaux de Picardie in Eu (F) | |
| 45 | P.T.C in Pantin (F) | |
| 46 | Saline Cérébos et de Bayonne SA in Mouguerre (F) | |
| 47 | Docks de Quincy Voisins SA in Quincy Voisins (F) | |
| 48 | Comptoir de Mineraux et Matieres Premieres SA in Paris (F) | |
| 49 | Epple Karl (SNC) in Seltz (F) | |
| 50 | ETS R. Bereziat SA in Mâcon (F) | |
| 51 | Vermorel in Salles La Source (F) | |
| 52 | Sirem in St Paul Trois Chateaux (F) | |
| 53 | Carrieres de Comblanchien SARL in Comblanchien (F) | |
| 54 | Energie Industrie Services in Saint Paul Les Durance (F) | |
| 55 | Enertherm in Courbevoie (F) | |
| 56 | Fluides Energie Entreprise in Bouguenais (F) | |
| 57 | Rose et Compagnie SA in Saïx (F) | |
| 58 | Lanier SA in Lamanon (F) | |
| 59 | Energie Plus SA in La Crau (F) | |
| 60 | STE des Eaux Minerales de Pioule in Le Luc (F) | |
| 61 | Michel SA in Kingersheim (F) | |
| 62 | Sarl Tanier in Mont Sous Vaudrey (F) | |
| 63 | Graniterie Andre Demange in La Bresse (F) | |
| 65 | Associat Technique Energie Environnement in Arcueil (F) | |
| 66 | Centre Cobaltherapie et Haute Energie in Nice (F) | |
| 67 | Centre Radiothera Haute Energie Hartmann in Neuilly Sur Seine (F) | |
| 68 | STE Investissement EN Energie in Boulogne-Billancourt (F) | |
| 69 | Erhyd in Andrésy (F) | |
| 70 | Hydec in Bray Sur Somme (F) | |
| 71 | Corneillie Freres et Compagnie in Comines (F) | |
| 72 | Cornouaille Isolation Economie Energie in Combrit (F) | |
| 73 | Gtie Synertec in Gouesnou (F) | |
| 74 | Moynet Energie in Lavaur (F) | |
| 75 | Maintenance Exploit Telegestion Energie in Rodez (F) | |
| 77 | STE Nouvelle Exploit Thermique Esplanade in Strasbourg (F) | |
| 78 | LM Instrumentation in Carquefou (F) | |
| 79 | Lansard Energie in Eybens (F) | |
| 80 | VAR Economie D Energie in Fréjus (F) | |
