- M A N
- M PUMPS S.R.L. ( IT )
- M W M
- M-TEC - MESSSYSTEME
- M. Westermann & Co. GmbH
- M.A.S. GmbH
- M.D. Micro Detectors
- M.D. Micro Detectors SpA
- M.G.M. motori elettrici SpA
- M.K Juchheim
- M&S Mehldau & Steinfath Feuerungstechnik GmbH
- Maack
- Maag
- Mabo
- MAC Valve
- MACHEREY-NAGEL
- MACK Werkzeuge AG
- Mafelec
- Mag Lite
- Magirus Deutz
- Magna-Power Electronics GmbH
- Magnaplast
- Magnetek
- Magnetic S.r.l.
- MAGNUM
- Magpowr
- Mahle
- Mahle Hydraulik
- Mahr
- Mahr GmbH Standort Esslingen
- MAICO
- MAICO Ventilatoren
- Maier Heidenehim
- MAK
- Makita
- MALÅ
- Mall Umweltsysteme
- Mallory Signalgebe
- MAN
- MAN HFO Diesel Generator
- MANITOU
- Manitowoc
- MANN + HUMMEL
- MANN FILTER
- Mannesmann Precision Tubes GmbH
- Manroland
- Manßhardt GmbH
- Mapa
- MAPEKO Feuer GmbH & Co. KG
- Marathon Cable
- Marathon Electric
- Marathon Special Products
- Marbett
- Marc Sadler
- Marcel Wanders
- March May Pumps Ltd,
- Marcie
- MARECHAL
- MARECHAL / ISV
- MARECHAL GmbH
- Marek
- Marelli Motori
- Marianne Brandt
- Mario Ferri
- Marpack B.V.
- Marquardt
- Marquardt Schalter
- Marset
- Marsh Bellofram Europe
- Marston-Domsel GmbH
- Martec
- MARTEC HERMETIC-STECKER
- Martens Elektronik
- Martin Christ
- MARTIN ENGINEERING
- Martin Levelling Components
- Martinelli Luce
- Martor
- MARTOR KG
- MARZOCCHI
- Marzocchi Pompe
- Marzzocchi Pompe SpA
- Maschek
- MASCHINENFABRIK ALBERT GMBH
- Mascot
- Mascot International GmbH
- Masoneilan
- Massey Ferguson
- Massive
- Mast
- Master Power
- Master Unit,
- Masterflex
- Matador BV
- MATEC
- Matest Logo klein
- Matest S.p.A.
- Matilde Alessandra
- Mato GmbH & Co.KG
- Matrix
- Matrox
- MatrX
- Matsushita
- Mattenhandel.de
- Matteo Thun
- Mattke AG
- Mauser Einrichtungssysteme GmbH & Co.KG
- Mavilor Motors
- Max Fritsch
- Max Holler GmbH
- Max Weishaupt GmbH
- Maxcess
- Maxim Integrated
- MAXION Jänsch &. Ortlepp GmbH
- Maxlok
- MAXON
- Maxon GmbH Niederlassung Stuttgart by Honeywell
- Maxon Motor GmbH
- Mayr Clutches shaft couplings
- Mayr Kupplungen Wellenkupplungen
- Mayser
- Mbo
- MBS
- McAfee
- McCANNA
- McNaughton-McKay Electric
- MCU
- MD - Entree
- MD Microdetecto
- MD Microdetectors
- mdexx
- MDM Pumps Ltd,
- Meanwell
- Meba
- MEC
- Mecair
- Mecair S.r.l
- Mecatraction (MTR)
- Mecc alte
- MECMAN
- Medax
- Meder (reed & proximity)
- Meder CommTech
- Medite
- Meditrade
- Medium
- Megadyne
- Megaman
- Megger
- MEHRER
- Meierguss
- Mein Bad STS
- Meister Strömungstechnik GmbH
- Melitta
- Meltem
- Meltric
- Memmert
- Memmert GmbH & Co. KG
- Memostar
- Memsic Incorporated
- Mencom
- Mencom Corporation
- Mennekes
- Mennekes Elektrotechnik GmbH & Co. KG
- Mensch
- Menzel
- Menzel-Leuchten
- Mepa
- Mercedes
- MERCEDES BENZ
- Merck
- Merck Chemicals
- Merck Millipore
- Merco
- Mercury
- Meriam Process Technologies
- Merkel
- Merkle Schweißanlagen- Technik GmbH
- MERLETT
- Mersen
- Mersen (Ferraz Shawmut)
- Mersen Deutschland GmbH
- Merten Schneider Electric
- Merz GmbH
- Messko
- Messner
- Messner emtronic
- Messotron
- Mesto Spritzenfabrik Ernst Stockburger GmbH
- Mesutronic
- Meta
- Meta-Regalbau GmbH & Co. KG
- Metabo
- Metabo Elektrowerkzeuge
- Metal Welder
- Metal Work
- Metalarte
- Metallwerke Renner GmbH
- Metalwork
- Metalwork Pneumatik
- Methode
- Metrel
- METROLOGIC
- Metronic
- Metronix Servo Drives
- Metso
- Mettler Toledo
- Mettler Toledo Labortechnik
- Metz Connect
- METZ CONNECT GmbH
- MGE USV-Systeme GmbH
- MGM
- MH Power Systems Europe Service GmbH
- MIC
- Michael Raasch
- Michael Riedel Transformatorenbau GmbH
- Michael Smith Engineers,
- Michele De Lucchi
- Micro Detectors
- Micro Epsilon
- Micro Motor
- Micro-Epsilon
- MICRO-EPSILON Eltrotec
- MicroCare
- Microchip
- MicroDetectors
- MicroDetectors=Diell
- MICRODYN-NADIR
- Micron
- Micron Technology
- MicronAir
- Micronor
- Micronor - Micro-Electric AG
- MICROSENS
- Microsoft
- Microsonic
- Microswitch
- MIDLAND
- Midtronics b.v.
- Miele
- Miele Labortechnik
- Miele, Gütersloh
- Miho Inspektionssysteme GmbH
- MILACRON
- Milacron - Mold-Masters
- Milan
- Mill-Max
- Millassist
- Millennium Coupling Germany GmbH
- Miller-Stephenson
- Milton Roy
- Milton Roy UK Ltd,
- Milwaukee
- Mindjet
- MindMan
- Mini Light
- MiniBOOSTER
- Minimax Fire Solutions International GmbH
- Minkels
- Minwa
- Missel
- MISUMI
- MITECO,
- MITSUBISHI
- Mitsubishi
- Mitsubishi CNC Maschinen
- Mitsubishi Electric
- Mitsubishi Hitachi Power Systems Europe MHPSE
- Mitutoyo
- MixCoat
- MIYAWAKI
- MK Battery
- MKS
- MLT GMBH
- MMR Technologies
- Mobiheat
- Mobil
- Mobil Oil
- Mobil Öl
- MOBREY Emerson
- Modicon
- Modular Lighting
- Moeller
- Moeller Eaton
- Moeller Eaton Electric GmbH
- Mogensen
- Möhlenhoff
- Mohr
- Moisttech
- Mold Masters
- Moldex
- Moldex-Metric AG & Co.KG
- Molex
- Molex Connectivity
- Molex Deutschland GmbH
- Molex Elektronik GmbH
- Möller-Industrietechnik GmbH
- MOLLET Füllstandtechnik GmbH
- Molto Luce
- Molykote
- Molykote Dow Corning
- Molykote Schmiertechnik
- Mondel
- MONITORQ
- Mono Pumps Ltd,
- Moog
- Moog GmbH
- Moooi
- Moravia GmbH
- Moree
- Morse Emerson
- Morskate Aandrijvingen BV
- Morskate Antriebstechnik
- Mosa
- Mosru Mohiuddin
- Motic
- MOTIP DUPLI GmbH
- Motive - BOX
- Motive Srl
- MOTOR POWER Company
- Motorex
- Motorola Solutions
- Motovario
- Motovario GmbH
- MOTOX
- Motox-N
- Motrona GmbH
- Moulinex
- Moventas
- Movitec
- MOXA
- MOXY
- MP - Elektronik
- MP - Sensor
- MP Filtri
- MP Filtri D GmbH
- MP-Elektronik
- MP-Sensor
- MPE-Garry
- MPE-Garry GmbH
- MPL AG
- MPm
- Mr Beams
- MSM - May GmbH
- Msscientific
- MST Combustion Systems GmbH
- MTA
- Mtec Ges. für Antriebssysteme mbH
- MTL
- MTS Sensor Technologie
- MTS Temposonics
- MTU
- Mubea
- Mücher Dichtungen
- Mueller
- Mühlacker
- Mulco Polyurethan-Zahnriemen
- Muller
- Müller & Baum GmbH & Co. KG
- Müller & Weigert
- Müller + Ziegler
- Müller CO-AX AG
- Müller Licht
- Müller Martini GmbH
- Multi-Com
- Multi-Contact (Stäubli)
- Multi-Contact AG
- Multi-Cure
- Multi-Tech Systems
- Multicar
- Multicoll
- Multicontact
- Multicore
- Multidata Engineering AG
- MultiDimension Technology
- Multipower
- Multipower Bleibatterien
- MultiSeal
- Murata
- Murata Manufacturing Co., Ltd
- Murphy Controls
- Murr
- Murr Elektronik
- Murrelektronik
- Murrelektronik GmbH
- Murrplastik
- Murrplastik Systemtechnik
- MURTFELDT
- MUT
- Muuto
- MUYUAN Pump
- MW.FEP S.p.A.
- MXF
- MXG
- Myers (Crouse-Hinds)
- MyLean GmbH
- Myron Zucker
- Myrra
- MZ Aspiratori S.p.A
- MZT
- Nabertherm