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We seek the most cost effective and environmentally friendly solutions for our clients based on years of experience, integrity, education, and a driving desire to be “one step ahead”.

Site & Soil Evaluations

Conducting soil testing (formally Perc Testing) for residential and commercial sites requiring septic systems.

Septic System Inspections

Conducting inspections of residential and commercial septic systems for real estate transactions.

Wetland Services

Assured Wetland Delineations and Determinations for residential and commercial sites.

Learn about our additional services

About Us

George & Holdt-Soil Consultants is a team of Soil Scientists, Certified Soil Testers, Licensed POWTS (septic) Inspectors, Wetland Delineators and Registered POWTS Designers.

We offer more than 37 years of combined experience in the Soil and Septic Industry.

George and Holdt work with septic installers, homeowners, bankers, real estate professionals, commercial contractors, homebuilders and surveyors.
We are innovative in our Soil Testing and POWTS designs. We are dedicated to achieving our clients vision in a cost effective and timely manner.

Recent Projects

George & Holdt Soil Consultants performed Soil Testing & POWTS Design

Wynding Ridge Subdivision

Suamico, WI

George & Holdt Soil Consultants performed Soil Testing & POWTS Design

Eagle Express & George Webb

Peshtigo, WI

George & Holdt Soil Consultants performed Soil Testing

Prevea Clinic

Stanley WI

George & Holdt Soil Consultants performed Soil Testing & POWTS Design

Camping in the Clouds

Florence, WI

George & Holdt Soil Consultants performed Wetland Delineation

Mel Nicks Sports Complex

St Norbert College

George & Holdt Soil Consultants performed Wetland Delineation & Stormwater Borings

Spring Lake Condo's

Shawano, WI

George & Holdt Soil Consultants performed Wetland Delineation

Aurora Baycare

Green Bay, WI

George & Holdt Soil Consultants performed Wetland Delineation

Bay Beach Wildlife Sanctuary

Green Bay, WI

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