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                  WDK Sales
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                  Technical sales experience in shakers, test instrumentation and complete testing systems.
                   
                  
                  
                   
                  
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                  Ling Electronics
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                  Manufacture vibration, shock and high intensity sound environmental test systems and fixtures. Products include electro-dynamic shaker systems and vibration amplifiers .
                   
                  
                  
                   
                  
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                  LMS International
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                  Provide systems, software, measurement hardware and consulting for structural dynamics, acoustics and durability engineering. Belgium.
                   
                  
                  
                   
                  
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