Brands
- MacAlly
- MACKIE
- Maco
- MAD
- Mad Catz
- MADGE
- MADISON
- MAG
- Magellan
- Magic Chef
- MagiCard
- MAGINON
- MAGIX
- Maglite
- Magnavox
- MagTek
- MailStore Software
- Mainpine
- MAIRDI
- MAKERBOT
- Makita
- Malwarebytes
- MAMMOTH
- Man & Machine
- Mandiant
- Manhattan
- Marabu
- MARANTZ
- Marathon
- MARS Antennas
- Mars Incorporated
- Marshall Electronics
- MartinYale
- Master
- Mastercool
- MATIAS
- Matrox
- MATTEL
- M-Audio
- Max
- MAX CASES
- Maxell
- MAXENT
- Maxsa
- MBM
- McAfee
- MCM
- Media Sciences
- Media Vision
- MEDIAPLACE
- MEDIASITE
- Mediatech
- MEDION
- MEDIVIS
- Medline
- MEDPT VC
- MeeBoss
- MEGAPOWER
- Meguiar's
- Meiji
- Melitta
- MELLANOX TECHNOLOGIES
- Melnor
- Memorex
- Mentos
- MERCURY
- MERIDIAN
- Merlyn Mind
- Metabo
- METAGEEK
- Method
- Metra
- Metropolitan Vacuum Cleaner Company
- METROVAC
- Mettler-Toledo
- MICR Print Solutions
- MICRO
- MicroMICR
- Micron
- Micronet
- Microsemi
- Microsoft
- MIDAS
- MIDDLE ATLANTIC PRODUCTS
- Midland
- MIKROTIK
- Milestone srl
- MILESTONE SYSTEMS
- Milwaukee
- MIMECAST
- MIMIO
- MIMO MONITORS
- Mini-Box
- Minicom Advanced Systems
- Minute Man
- Minuteman
- Mirial
- Mirka
- Mitel
- Mitsubishi Electric
- Mitutoyo
- Mityvac
- MIXCDER
- MIZCO
- MK Diamond
- mLogic
- MMF Cash Drawer
- Mobile Edge
- Mobile Mark
- Mobile Pixels
- MOBILEDEMAND
- MOBYFOX
- Modius
- MOEN
- Mohawk
- MOLDEX
- Moleskine
- MOLEX
- Monarch Computer Furniture
- Monitoreal
- MONNIT
- Monoprice
- MONROE
- Monster Cable
- Monster Digital
- Moog Videolarm
- Moonwalk
- MooreCo
- MOPHIE
- MoreDirect
- MORPHEUS 360
- MOSHI
- Mosyle
- Motorola
- Movavi
- MR. COFFEE
- Mr. Heater
- MSA
- MSE
- MSI
- MTD
- MTI Wireless Edge
- Mucinex
- Multitech
- Muratec
- Mushkin
- MUSTANG
- Mustang AV
- MYDEVICES