M & C Products
M Works Corporation
Machen Jyles L.
Machine Engineering Co., Ltd.
MacNeil Arthur R.
MacWilliams Paul D.
Magoon William A.
Malcarne Frederick Joseph
Malmberg James
Mameamskum John
Mantele John Earl
Manufacture Francaise d'Armes et Cycles de Saint-Etienne S.A.
Manufacturers Industrial Group, L.L.C.
Marcus Wesley C.
Marriott Steven D.
Martino James V.
Marusak Stephen A.
Marx Steven L.
Marx, Jr. Hubert J.
Mason, Fenwick & Lawrence