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Craig Thompson GradingLicensed

Name: Craig Thompson Grading
Address: Harmony, NC

Licensed septic contractor based in Harmony, Iredell County, NC

License number	5900, 5900I
License type	Certified Onsite Wastewater Inspector · Certified Onsite Wastewater System Contractor - Grade IV
License status	Current, on the NCOWCICB certified list effective 2026-09-16
License issued	January 31, 2019
Based in	Harmony, Iredell County, North Carolina

"Based in" is the city and county of the address on the business's license record. That can be a mailing address; it doesn't tell you where the business works.

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What this license covers

Installation / repair: licensed to build and install septic tanks and drainfields, and to repair or replace failed ones.
Inspection: licensed to inspect existing septic systems; the license you want for a home-purchase inspection.

How to verify this license

We publish the license details exactly as they appear in the official licensing records of the agency that issued the license; we do not vouch for the business itself. Before hiring, look up license #5900, 5900I directly with the agency that issued it, confirm it is still active, and ask for a current certificate of insurance.

Source: NCOWCICB - certified onsite wastewater contractor and inspector list, last checked 2026-09-23. Verify at the official source.

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