Norsk Teknisk Porselen Products AS

Norway

PPC Insulators

Austria

Dalian Insulator Group T&D Co., Ltd

China

PFISTERER

Germany

Zapel S.A.

Poland

Hivolt Power System

China

Electroporcelana Gamma S.A.S.

Colombia

LAPP Insulators GmbH

Germany

Sinoma Jiangxi Insulator and Electricity Co,. Ltd

China

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

India

Modern Insulators

India

EMCO Industries

Pakistan