
Sonobex Ltd.United Kingdom

Guangzhou Lizhi Network Technology Co. Ltd.Guangdong, China

Orosound SASIle-de-France, France

The Soundcoat Co., Inc.New York, United States

Industrial Acoustics Co., Inc.

G+H Isolierung GmbH

Maxim Silencers, Inc.Texas, United States

Carbon Air Ltd.Manchester, United Kingdom

FAIST Anlagenbau GmbHBayern, Germany

Sichuan Sanyuan Environmental Governance Co., Ltd.

Sasakura Engineering Co., Ltd.Osaka-fu, Japan

Loggers Rubbertechniek BV