KC Network
Environmental Engineering
- KC Cottrell Korea Co., Ltd
- KC Air Filtertech Co., Ltd
- KC Energy Technology Co., Ltd
- KC Cottrell Taiwan Co., Ltd
- Yuyang Technologies Co., Ltd
- Changchun KC Envirotech Co., Ltd
- KC Cottrell India Pvt. Ltd
- KC Cottrell Vietnam Co., Ltd
- Lodge Cottrell Ltd.(UK)
- NOL-TEC Systems Inc
- NOL-TEC ASIA
- Nol-tec Korea Co., Ltd
Environmental Service
- KC Enviro Services Co., Ltd
- KC Landfill Service Co., Ltd
- KC Enviro Construction Co., Ltd
- KC Hanmi Environment Co., Ltd
- Changwon Enertech Co., Ltd
- KC Eco Energy Co., Ltd
- KC Eco Logistics Co., Ltd
Environmental Manufacturing
- KC Glass & Materials Co., Ltd
- KC Envirotech E&C Co., Ltd
- Clestra Hauserman Co., Ltd
- Clestra Ltd
- Clestra Hauserman KK
- Clestra Architectural Products Ltd
- CLESTRA Hauserman Architecture Product Co., Ltd
- Clestra Hauserman Pvt. Ltd
- NWL-Pacific Co., Ltd
- KC Thermal Co., Ltd
Renewable Energy
- KC Solar&Energy Co., Ltd
- KC Green Energy Co., Ltd
- KC Africa (Pty) Ltd