Twin Peaks Testing > About Us > Licenses and Accreditations

Twin Peaks, Inc. employs over 120 engineers, inspectors, and technicians who hold a wide array of certifications issued by:

American Welding Society (AWS)

International Code Council (ICC)

American Concrete Institute (ACI)

American Society for Nondestructive Testing (ASNT)

National Institute for Certification in Engineering Technologies (NICET)

North East Transportation Training and Certification Program (NETTCP)

Twin Peaks, Inc. is a multidisciplinary special inspections firm providing construction inspection services in the New York City metropolitan area. We have been providing construction support/ special inspections and laboratory services for two and a half decades. All of our special inspection operations are performed in conformance with the Building Code of New York City (BCNYC), Chapter 17 as well as NYC) administrative code requirements.

NYC DOB has licensed TPI as a Class 1 Special Inspection Agency, (License No. 000317). TPI’s inspection operations are accredited by the International Accreditation Service (IAS), an independent accreditation body. We operate in accordance with the requirements outlined in International Standard Organization ISO/IEC 17020:2012 (Conformity assessment – Requirements for the operation of various types of bodies performing inspection) and ASTM E-329 (Standard Specifications for Agencies Engaged in Construction Inspections and/or Testing). TPI’s laboratory is licensed by the NYC DOB (License No. 000050) and accredited by the American Association of State Highway and Transportation Officials (AASHTO) Re:source program (formerly consisting of CCRL and AMRL). TPI has performed construction/special inspection services for some of the city’s most prominent
developers and public agencies since 1992.

Licenses

  • NYC DOB Class 1 Special Inspection Agency License (#00317)
  • NYC DOB Concrete Testing License (#000050)

Accreditations

  • IAS Special Inspection Accreditation
  • AASHTO Re:Source (formerly CCRL and AMRL) Laboratory Accreditation BBB A+ rated company (Better Business Bureau)

Certification

  • TPI PANYNJ SBE Certification
  • CUNY CUCF Prequalification Certification
  • DASNY Prequalification Certification
  • NYCSCA Prequalification Certification
  • NYCHA Prequalification Certification
  • NYCT Approved Purchase Order
  • Con Ed Approved Purchase Order

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