NBI (National Building Inspectors) is one of California's largest privately owned Residential and Commercial Property Inspection companies. NBI is also very popular for performing both the property inspection (including the roof) and termite/WDO inspection at the same time, which saves our clients time and money without sacrificing quality. NBI performs home and termite/WDO inspections throughout Northern California. NBI also performs detailed commercial property inspections statewide, so we can assist you with every type of property.