Commercial Real Estate Inspections You Can Trust


Our company works relentlessly for you, our client. Since 1975, National Inspection Services has focused exclusively on providing accurate, thorough, well-documented commercial land and building inspections. No matter what your property or environmental inspection needs are, we have the skill and expertise to assist you. We’re independent, and take great pride in the objectivity that allows us to have when it comes to assessing the safety and structural integrity of your property.

From our headquarters in northern Colorado, we effectively serve hundreds of Colorado clients as well as many around the region and across the country through a network of trusted contractors. Our reputation for excellence among our clients, colleagues and peer organizations is the result of our ongoing commitment to training and personal development, relentless commitment to our process, and unmatched attention to detail.

Environmental Inspection Services

  • Asbestos Inspections
  • Phase I, II, and III Environmental Site Assessments (ESAs)
  • Remediation/Migration/Permitting
  • Remedial Action/Project Management
  • Lead, Radon, and Mold Assessments
  • Indoor Air Quality
  • Remediation Oversight
  • Regulatory Closure
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Commercial Property Inspection Services

  • Property Condition Assessments (PCAs)
  • Construction Analysis
  • Consulting Services
  • Owner Representation
  • Project Management
  • Jurisdictional Guidance
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Other Services

  • Expert Witness Services
  • Eminent Domain Cases
  • Market Appraisals
  • Relocation Studies
  • Utilization Studies
  • Remediation Oversight
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"Mr. Warren & his firm, National Inspection Services, are exemplary contributors to the construction welfare of this country...truly American assets...and pioneers in the private building inspection industry."

Jack Kemp, former Secretary of Housing and Urban Development

Contact National Inspection Services for a quote for your inspection needs