ASHI Certified Inspector

ASHI Certified Inspector
Member Since 1986

Alan Carson

Carson, Dunlop & Associates Ltd.

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ASHI Standard of Practice

The ASHI Standard of Practice is the foundation that all ASHI members conduct their home inspections upon. Adhering to the Standard puts our members in the best position to provide an effective and informative service to their clients, and help them make a sound decision on their new home.

The Standard of Practice covers the following areas:

  • Air Conditioning Systems
  • Plumbing Systems
  • Electrical Systems
  • Structural Systems
  • Exterior
  • Fireplace
  • Flooring
  • Solid Fuel Burning Appliances
  • Heating Systems
  • Interior
  • Insulation And Ventilation
  • Roof System
Property Types
  • Commercial Property Inspections
  • High End Homes/ Estates
  • Multi-Family Homes (Condos/Apartments)
  • New Construction Inspections
  • Single-Family Homes
  • Townhouses/Villas
  • English
  • Chinese (Mandarin)

Additional Services

Learn more about these additional services.
  • Energy Audit
  • Indoor Air Quality
  • Infrared Thermography
  • Septic Inspections
  • Sewer Lateral Inspection/Scan
  • Well Water Potability Sampling


Alan Carson is the President and owner of Carson Dunlop. Carson Dunlop is an engineering company that has been dedicated to building inspection since 1978. We have 15 residential inspectors and 6 commercial inspectors. Carson Dunlop's Horizon reporting software is a state-of-the-art web based system for report writing and business management. Carson Dunlop created the ASHI@HOME training program, the most comprehensive education system for home inspectors. We also wrote the Home Reference Book, the Illustrated Home and the Technical Reference Guide, all valuable tools for home inspectors.


Note: Not all states require licensing. To check your state's regulations, click here.

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Contact Information

Address of property to be inspected


State Regulation and Terms of Use

In many states, regulation and licensing of home inspectors exists. To see a list of these states, click here. Before engaging the services of any inspector, please verify that they have met the requirements to legally perform inspections in your state.

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