- MAD
- Mail-Bombing
- Mailer Daemon
- Mailing
- Main focus
- Make-or-Buy
- Malware
- Management
- Management Buy In
- Management Buy Out
- Management by Delegation
- Management by Directives
- Management by helicopter
- Management by Objectives (MbO)
- Management progress control talk
- Management skills
- Management Summary
- Managementberater
- Managementberatung
- Managemententwicklung
- Managementprozess
- Managementsystem
- Manufacturer-to-Manufacturer
- Mapping
- Markengrabbing
- Market Based View
- Market-Value-Added
- Marketing-Mix
- Materialfluss
- Matrixorganisation
- Mausbeutung
- MBI
- MBO
- MBWA
- MCA
- Me-too-Produkt
- Meatspace
- MEBO
- MECE
- Mediation
- Medium-term liabilities
- Meeting
- Meeting-Kultur
- Mega Trend
- Mehrverkauf
- Mehrwert-Strategie
- Meilenstein
- Meilensteinnetzplan
- Meilensteintrendanalyse
- MEM
- Menschlichkeit
- Mentee
- Metaplan-Methode
- Metatags
- mezzanine Finanzierung
- MFD
- Middle-up-down-Strategie
- Midrange
- Migration
- Mind Map
