Zapel S.A.

Poland

Norsk Teknisk Porselen Products AS

Norway

PLP

USA

Pingxiang Huaci Insulators Group Co. Ltd.

China

EC Insulator Jiangxi Co., Ltd.

China

Axis Electrical Components (I) Pvt. Ltd.

India

Mekufa

Netherlands

Newell (A PGC Company)

United States

DALEKOVOD OSO

Croatia

KSE Electricals

India

Modern Insulators

India

Indisol S.A.

Portugal