| Savoie Analyses | Savoie | 2025 | 87 |
| Bureau Veritas Solutions | Hauts-de-Seine | 2025 | 87 |
| Laboratoire Microsept | Maine-et-Loire | 2025 | 87 |
| Btp Consultants | Yvelines | 2025 | 87 |
| Socotec Diagnostic | Pas-de-Calais | 2025 | 87 |
| Bureau Veritas Laboratoires | Hauts-de-Seine | 2025 | 87 |
| Vista Technologies | Yvelines | 2023 | 87 |
| Socotec Equipements | Yvelines | 2025 | 87 |
| Medpace France Sarl | Rhône | 2025 | 87 |
| Instrument et Traitement Essais sur Site | Hauts-de-Seine | 2025 | 86 |
| Namsa | Isère | 2025 | 86 |
| Ecocert Corporate | Gers | 2025 | 86 |
| Ecocert Greenlife | Gers | 2025 | 86 |
| Intercontrole | Val-de-Marne | 2025 | 85 |
| Dnv France | Paris | 2025 | 85 |
| Eurofins Laboratoire de Bromatologie Ouest et Bretagne | Finistère | 2025 | 85 |
| Element Materials Technology Toulouse Sas | Haute-Garonne | 2023 | 85 |
| Expertam | Paris | 2022 | 85 |
| Institut de Soudure Industrie | Seine-Saint-Denis | 2025 | 85 |
| Bureau Veritas Consumer Products Service | Nord | 2019 | 84 |
| Albhades Provence | Alpes-de-Haute-Provence | 2025 | 84 |
| Cabinet Kupiec et Debergh | Seine-Saint-Denis | 2022 | 84 |
| Laboratoire Central Industrie Electrique | Hauts-de-Seine | 2025 | 84 |
| Protec Services | Haute-Vienne | 2019 | 84 |
| Acm Pharma | Loiret | 2025 | 84 |
| Institut Oenologique de Champagne | Marne | 2025 | 84 |
| Adx Groupe | Yvelines | 2025 | 84 |
| Soc Controle et Reception de Combustible | Nord | 2025 | 83 |
| Capsis | Essonne | 2025 | 82 |
| Normec Abiolab | Isère | 2025 | 82 |
| Syndicat Mixte Qualyse | Deux-Sèvres | 2024 | 81 |
| Mistras Group Sas | Val-de-Marne | 2025 | 81 |
| Labocea | Côtes-d'Armor | 2018 | 80 |
| Omnium Technique D'etudes et de Controles de Montages Industriels | Manche | 2023 | 80 |
| Sgs Aeronautics | Loire-Atlantique | 2020 | 80 |
| Aquaprox Tertiaire | Seine-et-Marne | 2021 | 80 |
| Dimo Diagnostic | Hérault | 2025 | 80 |
| Laboratoire National de Metrologie et D'essais | Paris | 2025 | 79 |
| Apave Sudeurope Sas | Bouches-du-Rhône | 2018 | 79 |
| Eurofins Ndsc It Solution Food France | Loire-Atlantique | 2023 | 79 |
| Qualiconsult Immobilier | Yvelines | 2024 | 78 |
| Mi Metrologie | Bas-Rhin | 2024 | 78 |
| Larebron | Bas-Rhin | 2022 | 78 |
| Qualiconsult Exploitation | Yvelines | 2025 | 77 |
| Sam Consumer International France | Loire-Atlantique | 2020 | 77 |
| Atmosud Provence Alpes Cote D'azur | Bouches-du-Rhône | 2025 | 76 |
| Dnv Business Assurance France Sarl | Paris | 2025 | 76 |
| Sgs International Certification Services | Val-de-Marne | 2025 | 76 |
| Biofaq Laboratoires | Hérault | 2025 | 76 |
| Centre D'analyses et de Recherches - Car | Bas-Rhin | 2025 | 76 |
| Eurofins Laboratoire Nord | Nord | 2024 | 76 |
| Hendrix Genetics Recherche Technologie et Services | Maine-et-Loire | 2025 | 76 |
| Mesur Analys Process Environnemt | Doubs | 2025 | 75 |
| Apave Parisienne Sas | Paris | 2018 | 73 |
| Laboratoire Carrieres - Beton - Travaux Publics | Ille-et-Vilaine | 2025 | 73 |
| Dekra Prelevements & Analyses | Haute-Vienne | 2025 | 73 |
| Socotec Infrastructure | Yvelines | 2019 | 72 |
| Savoie Labo | Savoie | 2019 | 70 |
| Testo Industrial Services | Moselle | 2025 | 68 |
| Ets Public de Securite Ferroviaire | Somme | 2025 | 66 |
| Farevacare | Seine-et-Marne | 2021 | 65 |
| Socotec Reunion | La Réunion | 2019 | 64 |
| A.e.d.expertises | Gironde | 2025 | 64 |
| Qualiconsult | Yvelines | 2025 | 63 |
| Apave Nord Ouest Sas | Nord | 2018 | 63 |
| Ul International | Essonne | 2025 | 60 |
| Apave Alsacienne Sas | Haut-Rhin | 2018 | 56 |
| CTE Nordtest | Yvelines | 2019 | 54 |
| Tuv Sud France | Rhône | 2025 | 49 |
| Algade | Haute-Vienne | 2019 | 41 |
| Anco | Martinique | 2025 | 29 |