Speciality Inspection & full compliance of your construction projects

Twin Peaks Inc. has been pioneering in special inspection in New York City and Tri-State areas for the last 26 years. We draw on our strength from an excellent pool of experienced inspectors. Our engineers and project managers have average 10-20 years of experience in the field of structural, concrete, wood, subgrade, welding and many other aspects in a huge number of major construction projects. We work tirelessly so that your construction project is safe and built in conformance with the approved building designs and rules.

Our Project


Special Inspections

Special and Progress Inspections

TPI is a NYC DOB Class I Special Inspection Agency, (License No. 000317) for all special inspection categories.

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construction materials testing

Construction Materials Testing Services

Twin Peaks, Inc. (TPI) is a multidisciplinary special inspections firm ...

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geotechnical services

Geotechnical Services

Twin Peaks is a top service provider in subsurface exploration ...

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air quality monitor

Noise and Air Monitoring

Proper Instrumentation and monitoring are necessary for the safe execution ...

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construction management support

Construction Management Support Services

TPI is proud of our proven track record providing construction support service. TPI is one of the few special inspection ...

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Twin Peaks Inc Corporate Profile

Instrumentation And Monitoring Services

Federal regulations are designed to protect the public health ...

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