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Clarence Frederick DBA Superior Environmental Technologies

Licensed septic contractor in Land O Lakes, WI

Name	Clarence Frederick DBA Superior Environmental Technologies
License number	255611
License type	ATU Maintainer, Septic Pumper
Location	Land O Lakes, Wisconsin 54540
Service area	Aerobic Treatment Unit Maintenance, Septic Pumping
Phone	(715) 891-4566

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What this license covers

Pumping / cleaning: licensed to pump out and clean septic tanks, service them, and haul the waste.

How to verify this license

We publish this listing exactly as it appears in Wisconsin's official licensing records; we do not vouch for the business itself. Before hiring, look up license #255611 directly with the state, confirm it is still active, and ask for a current certificate of insurance.

Source: Vilas County POWTS Program, last checked 2026-08-19. Verify at the official source.

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