Phase To Inc. (PTI) is a leading engineering and consulting firm in the field of acoustics, noise and vibration. We provide complete technical and management expertise to assist our clients with their Architectural,  Environmental, and Industrial acoustics, noise and vibration needs. 

• NEW  OSHA withdraws proposed interpretation on occupational noise

• NHCA supported OSHA Noise Control Enforcement changes

• New Workplace Noise Regulations for Ontario

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Phase To, Inc. (PTI) services our North American customers through offices in Lansing, Michigan and Windsor, Ontario, Canada.  Contact us at the numbers below for more information.