PFISTERER

Germany

Hivolt Power System

China

Aditya Birla Insulators (A Unit of Grasim Industries Ltd)

India

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

India

Axis Electrical Components (I) Pvt. Ltd.

India

Meister International

USA

LAPP Insulators GmbH

Germany

Zapel S.A.

Poland

Dalian Insulator Group T&D Co., Ltd

China

Aditya Birla Power Composite Limited (ABPCL)

India

Modern Insulators

India

PPC Insulators

Austria