- Head office
- Kansai Sales Office
- Chubu Sales Office
- Sayama Plant
- Chitose Technical Center
- Furukawa NDK Co., Ltd.
- Hakodate NDK Co., Ltd.
- Niigata NDK Co., Ltd.
- NDK America, Inc.
- NDK America, Inc. Eastern U.S. Regional Office
- NDK America, Inc. Silicon Valley Office
- NDK Europe Ltd.
- NDK Europe Ltd. French Office
- NDK Europe Ltd. Scandinavian Office
- NDK Italy Srl
- NDK Germany GmbH
- NDK Crystal Asia Pte. Ltd.
- Asian NDK Crystal Sdn. Bhd. / NDK Quartz Malaysia Sdn. Bhd.
- NDK-Electronics Shanghai Co., Ltd.
- NDK Electronics (HK) Limited
- NDK Electronics (HK) Limited Taipei Branch
- NDK Electronics (HK) Limited Shenzhen Representative Office
- Suzhou NDK Co., Ltd. / Suzhou NDK Trading Co., Ltd.