Nihon Parkerizing Group.

Asia Region

• Japan: 
  • Nihon Parkerizing Co. Ltd
  • Asahi Chiyoda Kogyo Co. Ltd
  • Parker Corporation Inc.
  • Parker Engineering Co. Ltd
  • Parker Processing Co. Ltd
  • Parker Netsushori Kogyo Co. Ltd
  • Hamamatsu Netsushori Kogyo Co. Ltd
  • Japan Kanigen Co. Ltd

• Indonesia:
  • PT. Parker Metal Treatment Indonesia
  • PT. Nusantara Parkerizing
  • PT. Parker Engineering Indonesia

• Thailand:
  • Thai Parkerizing Co. Ltd :
    • Soi 12 Bangpoo
    • Soi 8 Bangpoo
    • Soi 3 Bangpoo
    • Gateway
    • Hemaraj
  • Parker Engineering Thailand Co. Ltd
  • PET Trading Co. Ltd

• Vietnam:
  • Vietnam Parkerizing Co. Ltd
  • Vietnam Parkerizing Hanoi Co. Ltd
  • Parker Processing Vietnam Co. Ltd

• Philippine:
  • Philippine Parkerizing Co. Ltd

• Malaysia:
  • Nihon Parkerizing Malaysia Sdn. Bhd.

• India:
  • Nipa Chemicals Limited
  • Nihon Parkerizing India Pvt. Ltd

• Korea:
  • Dae Han Parkerizing Co. Ltd
  • Parker Industries Korea Co. Ltd

• China:
  • Shenyang Parkerizing Co. Ltd
  • Shanghai Parkerizing Co. Ltd
  • Guangzhou Parkerizing Co. Ltd
  • Wuhan Parkerizing Chemical Co. Ltd
  • Foshan Parker Surface Modification Co. Ltd
  • Parker Surface Technologies (Shanghai) Co. Ltd

• Taiwan:
  • Chung Jih Metal Treatment Chemical Inc.

Amerika Region

• USA:
  • Trutec Industries Inc.
  • MMI-Trutec Inc.

• Mexico:
  • Parker-Trutec Mexicana S.A de C.V.

Europe Region

• Belgium:
  • I of Europe, N. V.