- M. Richard
- M.D.M.
- Ma Louloute
- Machouyou
- Maco-Pharma
- Maison Hadenn
- Majorelle
- Mam Baby France
- Manufacture du Bassigny Cout'Coeur
- Martiderm France
- Martin Selllier
- Marvel
- Marx
- Masermin
- Mason Pearson
- Maternov
- Mathieu Pharmaceutique
- Mavala France
- MayBorn France
- Mayoly Consumer Healthcare
- Mayoly Italie
- Mayoly-Spindler
- Mayzaud
- MBE - Le Must du Bien-Être
- Med Trust France
- Medac
- Meddevice Services
- Medela
- Medi France
- Medi Quiet
- Médi-Vision
- Mediadem
- Médical Textile Ariègeois
- Medical Z
- Medicphar
- Medident
- Mediderma
- Mediecos International
- Mediflux
- Médinat
- Médipha Santé SAS
- Medispa
- MediSport
- Médissimo
- Medistock
- Medisur
- Medtronic
- Melibiotech
- Meliovie
- Melipharm
- Melisana Pharma France
- Melvita
- Même Cosmetics
- Menarini France
- Mendes S.A.
- Menicon Europe
- Merck Médication Familiale
- Merck Serono SAS
- Mercurochrome
- Mergens SAS
- Merial
- Merisant France
- Merle - EA Pharma
- Metagenics France
- Métanoïa
- MFM Nelson
- MHW SAS - Dermoioniq
- Michel Iderne
- Microlife France
- Miers SA
- Millet Innovation
- Mindology
- Mint-e Health Laboratories
- Mium Lab
- MKL Green Nature
- MOC
- Moinet Vichy Santé
- Moleac Europe
- Molnlycke Health Care
- Monin Chanteaud
- Monjour
- Motima
- Moulin de la Trappe de Sept Fons
- Moulin Royal Cosmetics
- Moureau
- Movianto France
- MP Labo
- MSD France
- MT Consulting
- MTB France
- MTD France
- Muvapharma
- Mylan
- Mylan Medical
- Mylan Medical SAS
- MyVariations
- MyVeggie