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

India

Aditya Birla Power Composite Limited (ABPCL)

India

Electroporcelana Gamma S.A.S.

Colombia

EMCO Industries

Pakistan

Dalian Insulator Group T&D Co., Ltd

China

PFISTERER

Germany

Allied Insulators

United Kingdom

LAPP Insulators GmbH

Germany

PPC Insulators

Austria

Hivolt Power System

China

Newell (A PGC Company)

United States

Modern Insulators

India