North America

Mine Safety Appliances Company
Corporate Headquarters – Pittsburgh, Pa.

Manufacturing – Bowling Green, Ky; Clifton, N.J.; Cranberry Twp., Pa.; Englewood, Co.; Evans City, Pa.; Jacksonville, N.C.; Murrysville, Pa.; Newport, Vt.; St. Pauls, N.C.; Sparks, Md.

Research – John T. Ryan Memorial Laboratory, Cranberry Twp., Pa.

MSA Aritron AG, Forch, Switzerland
MSA Canada, Toronto; MSA Gallet, Quebec
MSA de Mexico, S.A. de C.V., Mexico City

Europe

MSA Europe (Headquarters), Berlin, Germany
MSA-Auer Almay, Almaty, Kazakhstan (Service Center/Office)
MSA-Auer, Berlin, Germany
MSA-Auer, Czech, s.r.o., Ostrava, Czech
MSA-Auer GmbH, Czech o.z., Praha, Czech (Service Center)
MSA-Auer Polska Sp. z o.o., Warsaw, Poland
MSA-Auer Poznan, Poznan, Poland (Service Center)
MSA-Auer Hungaria Safety Technology, Budapest, Hungary
MSA-Auer Kiev, Kyiv, Ukraine (Representative Office)
MSA-Auer Miskolc, Tiszaujvaros, Hungary (Service Center)
MSA-Auer GmbH Romania, o.z., Bucuresti, Romania (Branch)
MSA-Auer Petrosani, Petrosani, Romania (Service Center)
MSA-Auer Moscow, Moscow, Russia (Representative Office)
MSA-Auer Sicherheitstechnik Vertriebs GmbH, Absdorf, Austria
MSA-Auer GmbH, Slovakia o.z., Pezinok, Slovakia (Service Center)
MSA-Auer Szczecin, Szczecin, Poland (Service Center)
MSA Belgium, N.V., Lier
MSA (Britain) Limited, Glasgow
MSA Española, S.A., Barcelona
MSA de France, Chatillon sur Chalaronne
MSA Gallet, Chatillon sur Chalaronne, France; Mohammedia, Morocco
MSA Italiana S.p.A., Milan
MSA Nederland, B.V., Hoorn
MSA Nordic, Malmo, Sweden
MSA SORDIN AB, Varnamo, Sweden

International

MSA de Argentina S.A., Buenos Aires
MSA (Aust.) Pty. Limited, Sydney
MSA (Australia), Auckland, New Zealand (Branch Office)
MSA do Brasil Ltda., São Paulo
MSA de Chile Ltda., Santiago
MSA Egypt, Cairo
MSA Hong Kong Limited, Hong Kong
MSA (India) Limited, Calcutta
MSA Indonesia, Jakarta
MSA Japan Ltd., Tokyo
MSA Safety Malaysia Snd Bhd, Kuala Lumpur
MSA Middle East, Abu Dhabi, U.A.E.
MSA del Peru S.A.C., Lima
MSA S.E. Asia Pte. Ltd., Singapore
MSA Zimbabwe (Pvt.) Limited, Harare
Samsac Holding (Pty.) Limited, Johannesburg
Wuxi-MSA Safety Equipment Co., Ltd., Wuxi, China