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Jeff CrosbyLicensed

Licensed septic contractor based in Duluth, St. Louis County, MN

License details

CompanyJeffrey L Crosby
License numberL2928
License typeSSTS Designer · Inspector
License statusCurrent
License expiresJune 26, 2027
Based inDuluth, St. Louis County, Minnesota 55811

"Based in" is the city and county of the address on the business's license record.

What this license covers

  • Design: licensed to size and lay out a septic system for a specific site and soil condition.
  • 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 public licensing records of the agency that issued the license; we do not vouch for the business itself. Before hiring, look up license #L2928 directly with the agency that issued it, confirm it is still active, and ask for a current certificate of insurance.

Source: Minnesota Pollution Control Agency (MPCA) - SSTS licensed business list, last checked 2026-10-03. Look it up at the issuing agency.

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