- Adrian James Acoustics — Acoustic consultancy specialising in acoustic design for theatres, studios and concert halls.
- Envibe Condition Monitoring — A predictive maintenance company, we design and implement predictive maintenance programs for industries including food plants, manufacturing facilities, municipal utilities, petrochemical plants, hospitals, commercial buildings gas transfer stations, and more.
- Lubell Labs Underwater Speakers — Lubell Labs manufactures underwater speakers for the scientist, synchronized swimmer, lap swimmer, and scuba diver.
- Noise Control Engineering Inc. — Our company offer noise and vibration control engineering services for commercial, industrial and marine projects.
- Noise Control from Memtech — Solutions for noise control, noise damping, acoustical and vibration problems.
- Oros Inc. — Manufacturer of multichannel FFT analyzers for noise and vibration measurements.
- Time-Frequency Sonar Detection — Reports on Time-Frequency Analysis and Multichannel Adaptive Filters.
- Vibration Test Systems Home — Unholtz-Dickie Corp. — We specialize in manufacturing complete Vibration Test Systems including Shock and Vibration Controllers, Electrodynamic Shakers,Head Expanders, Power Amplifiers , Transducer Calibration Systems and Instrumentation.
- VibroTek, Inc. (Russia) — diagnostic software and balancing software for vibration analyzers by Bruel and Kjaer, Data Physics, Diagnostic Instruments, Vibration Specialty Corporation, VibroAcoustical Systems and Technologies, and The DPL Group.
- Wakefield Acoustics, Ltd. — Specializing in acoustic engineering for industrial noise control.