Marken in Hannover
- M.M. Warburg (1)
- M1 Med Beauty (2)
- MÄC GEIZ (2)
- mac OIL (1)
- Madonna Fashion (1)
- mai-mai (1)
- Mango (1)
- Mannheimer Versicherungen (1)
- Manpower Medical (1)
- Marc O'Polo Mode (2)
- MAREDO (1)
- mateco (2)
- Maternus (1)
- Matratzen Concord (5)
- MAZDA Händler (1)
- McDonald's Restaurant (9)
- McFit Fitness-Studio (3)
- McPaper Schreibwarenspezialist (4)
- Media Markt (6)
- MEDIAN (2)
- Medivet (1)
- Mega Gruppe (3)
- MEGAZOO (1)
- Meissener Porzellan (1)
- Meisterbäckerei Steinecke (24)
- MENTOR Nachhilfe (1)
- Mercedes Benz Händler (3)
- Mercure Hotels (5)
- Merkur Spielothek (5)
- merkur-start up (1)
- meteor Personaldienste (1)
- METRO Cash & Carry (1)
- Meyer Menü (1)
- MFO Matratzen (1)
- MICROTREND Händler (4)
- Miele Professional (6)
- MIKRO PARTNER (2)
- MITSUBISHI Händler (4)
- Mix Lebensmittelhandel (2)
- Modshair (1)
- Mömax (2)
- Mönning & Partner Rechtsanwälte Insolvenzverwalter (2)
- Montblanc (1)
- More & More Mode (2)
- Mr. Wash Autoservice AG (1)
- Mrs.Sporty (2)
- MYPEGASUS (1)
- myschoolcare (1)