| Societe D' Exploitation des Cars Bleus | 49.39A | 2025 | 100 |
| Maine Ateliers | 88.10C | 2025 | 100 |
| Mimosa Distribution | 47.11F | 2025 | 100 |
| Cosel | 82.20Z | 2025 | 100 |
| Imprimerie Floch | 18.12Z | 2025 | 100 |
| Sofral | 10.12Z | 2019 | 100 |
| Ar-co Gest | 69.20Z | 2022 | 99 |
| Groupe D'etude pour L'inclusion Sociale pour Tous en Mayenne | 88.10B | 2025 | 99 |
| Sas Aze Dis | 47.11F | 2025 | 99 |
| Societe Nouvelle Rossignol | 25.99A | 2025 | 99 |
| L.n.u.f. Laval | 10.51A | 2025 | 99 |
| Easycom | 73.11Z | 2022 | 99 |
| Etablissements Vallee | 47.11F | 2025 | 99 |
| Vaubernier-fromagerie du Bois Belleray | 10.51C | 2025 | 99 |
| L'imprimerie Solidaire | 18.14Z | 2025 | 99 |
| Actual Animation Pays de Loire 201 | 78.20Z | 2020 | 99 |
| Reaute Chocolats Distribution | 46.36Z | 2025 | 99 |
| Socradis | 47.11F | 2025 | 98 |
| Altoneo Conseil | 69.20Z | 2025 | 98 |
| La Motte | 47.11F | 2025 | 98 |
| Sodeger Eurl | 46.33Z | 2022 | 98 |
| Ogec Ensemble Scolaire Don Bosco Mayenne | 85.31Z | 2025 | 98 |
| Celia-laiterie de Craon | 10.51D | 2025 | 98 |
| Legulandi | 01.13Z | 2025 | 98 |
| Tdv Industries | 13.20Z | 2024 | 97 |
| Monbana | 10.82Z | 2025 | 97 |
| Ekla | 88.10B | 2025 | 96 |
| Association Mariale D'entraide | 87.10A | 2024 | 96 |
| Chambre Departementale D'agriculture de la Mayenne | 94.11Z | 2020 | 95 |
| Mayenne Bio Soleil | 47.11D | 2025 | 95 |
| Societe de Tolerie et de Service Mayennais | 25.50B | 2022 | 95 |
| Soprofen Lassay | 25.12Z | 2025 | 95 |
| Laval Distribution Ste | 47.11F | 2025 | 95 |
| Reaute Chocolats Production | 10.82Z | 2025 | 95 |
| Lactalis Logistique | 52.29B | 2025 | 94 |
| Porsolt Sas | 72.19Z | 2024 | 94 |
| Plastima Composites | 29.32Z | 2021 | 94 |
| Tenneco Automotive France Sas | 29.32Z | 2022 | 94 |
| S.p.o. | 22.21Z | 2024 | 94 |
| Fiteco | 69.20Z | 2025 | 94 |
| Change Drive Dis | 47.91A | 2025 | 94 |
| Caisse d Allocations Familiales de la Mayenne | 84.30C | 2025 | 94 |
| Variance Technologies | 29.32Z | 2025 | 94 |
| A2i MAINE CENTRE 908 | 78.20Z | 2019 | 94 |
| Seche Traitement Eaux Industrielles | 37.00Z | 2025 | 94 |
| Actual Bayonne 490 | 82.11Z | 2021 | 94 |
| Fonderie Laval | 24.51Z | 2025 | 94 |
| Evrodis | 47.11F | 2025 | 93 |
| Caisse Federale du Credit Mutuel de Maine Anjou et Basse Normandie | 64.19Z | 2025 | 93 |
| Blanchisserie du Maine | 96.01A | 2025 | 93 |
| My Pie | 10.89Z | 2025 | 93 |
| Rd Laval Agglomeration | 49.31Z | 2025 | 93 |
| Lactalis Nestle Ultra-frais Marques | 10.51A | 2025 | 92 |
| Groupe Delta Ouest | 47.62Z | 2023 | 92 |
| Agc Mayenne-sarthe | 69.20Z | 2025 | 92 |
| Ass Immaculee Conception | 85.31Z | 2025 | 92 |
| Keolis Laval | 49.31Z | 2022 | 92 |
| Enosia | 87.90B | 2025 | 92 |
| Arcogest | 69.20Z | 2025 | 92 |
| Tennaxia | 58.29C | 2025 | 91 |
| Association Esup Pays de Loire | 85.59B | 2019 | 91 |
| Sotiwell | 22.29A | 2025 | 91 |
| Actual Animation Pays de la Loire 592 | 82.11Z | 2025 | 91 |
| Ergos 53 638 | 82.11Z | 2024 | 91 |
| Actual Talent Animation | 70.22Z | 2025 | 91 |
| Office Public de l Habitat du Departement de la Mayenne | 68.20A | 2025 | 90 |
| Thermic Charpentier | 46.74B | 2023 | 90 |
| Ernedis | 47.11F | 2025 | 90 |
| Lactalis Gestion Planification Organisat | 70.22Z | 2025 | 90 |
| Vishay Mcb Industrie | 27.90Z | 2025 | 90 |
| Fimadis | 47.11F | 2025 | 90 |
| Lactel | 46.33Z | 2025 | 90 |
| Sas Nicodis | 47.11F | 2025 | 90 |
| Actual Animation Aquitaine 208 | 78.30Z | 2022 | 90 |
| Anjou Maine Cereales | 46.21Z | 2025 | 89 |
| Societe Electronique du Haut Anjou | 26.12Z | 2025 | 89 |
| Protect'homs | 46.69B | 2025 | 89 |
| Qualipac Aluminium | 25.92Z | 2025 | 89 |
| Distri Coiff' | 46.45Z | 2025 | 89 |
| Moldtecs Sas | 29.32Z | 2025 | 89 |
| Qca Services | 46.74A | 2025 | 89 |
| Meduane Habitat | 68.20A | 2025 | 89 |
| Transports Breger et Cie | 49.41A | 2025 | 89 |
| Les Volailles Remi Ramon | 10.12Z | 2025 | 89 |
| Institut Medico-educatif F J Marchais | 87.10B | 2024 | 89 |
| Reametal | 25.50B | 2024 | 88 |
| Cofidur Ems | 26.12Z | 2025 | 88 |
| Lucas Laval | 43.34Z | 2020 | 88 |
| Serru | 25.11Z | 2018 | 88 |
| Saglam France | 10.13A | 2020 | 88 |
| Seenovia | 94.12Z | 2025 | 88 |
| Dupli- Print Mayenne | 18.12Z | 2025 | 88 |
| Rapido | 29.10Z | 2025 | 87 |
| Rapidhome | 29.20Z | 2025 | 87 |
| Alpha France | 29.32Z | 2023 | 87 |
| Alliance Industrielle Metallurgique de la Mayenne | 25.50B | 2025 | 87 |
| Gruau Laval | 29.20Z | 2025 | 87 |
| Beauplet - Languille Sas | 46.72Z | 2025 | 87 |
| Gys | 27.90Z | 2025 | 87 |
| Sa Sara | 10.12Z | 2025 | 87 |