M. Piu' Di Marani Giorgio E. C. S.n.c.
M.c. Healthcare Products Inc.
M.p.l. Ltd.
Ma Son
Machate Rainer
Machielse Jan
Machin Keith
Machlan Clarence G.
Mackenzie Diyan
Mackert Peter
Macmillan John S.
Macmorran Robert D.
Maddox Lee W.
Madrax Inc.
Maestri Silvio
Maeyaert Eric
Magder Max
Magistretti Vico
Magnus Olesen A/s
Mah Larry Cheer Win