How to find insurance inspection companies doing loss control inspections (residential & commercial lines)?

I am looking for suggestions on how to identify property inspection companies that perform loss control surveys for personal and commercial lines of insurance on behalf of insurance carriers. This search will be limited to US.How to find insurance inspection companies doing loss control inspections (residential %26amp; commercial lines)?
Most carriers have their own loss control guys. The ones that hire it out, usually use independent claims adjusting firms.

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