Norsk Teknisk Porselen Products AS

Norway

Hivolt Power System

China

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

India

Sinoma Jiangxi Insulator and Electricity Co,. Ltd

China

Allied Insulators

United Kingdom

Modern Insulators

India

Newell-PSN (A Power Grid Components Inc. Company)

United States

EMCO Industries

Pakistan

Electroporcelana Gamma S.A.S.

Colombia

LAPP Insulators GmbH

Germany

PFISTERER

Germany

Aditya Birla Insulators (A Unit of Grasim Industries Ltd)

India