Norsk Teknisk Porselen Products AS

Norway

Zapel S.A.

Poland

Allied Insulators

United Kingdom

LAPP Insulators GmbH

Germany

Insulators & Electricals Company (Prop. Hindusthan Urban Infrastructure Ltd.)

India

Newell (A PGC Company)

United States

PPC Insulators

Austria

PFISTERER

Germany

EMCO Industries

Pakistan

Hivolt Power System

China

Dalian Insulator Group T&D Co., Ltd

China

Electroporcelana Gamma S.A.S.

Colombia