A family business with over 30 years experience

Dave Allen the owner of United Soils has always said, you have to work hard in life if you want to accomplish success and that is exactly what he did. After years of farming and working in the fertilizer and seed industry Dave decided to start his own soil testing company in 1993. With 2 employees, a small one car garage and a dream to help feed the world the journey of United Soils Inc began. It quickly expanded with a soil lab in 1995, a maintenance shop in 1996 and has continued to grow over the years. His daughter Charity has worked at the company for over 20 years and now manages the day to day operations.

To meet the needs of a growing client base, United Soils employs a dedicated team of employees that are like family. Many of them have now been with the company for over 20 years. Together this amazing team supports clients in the Midwest and Southern United States focusing on providing you with the quality care, quality results and quality customer service you deserve.

United Soils Key Service Areas include: Illinois, Iowa, Wisconsin, Indiana, Ohio, Michigan, Missouri, Kentucky, Arkansas, Tennessee & Mississippi.

Over 30 Years of Experience

After years of farming and working in the fertilizer and seed industry Dave Allen decided to start his own soil testing company in 1993 starting as a field service provider. With 2 employees, a small one car garage and a dream to help feed the world the journey of United Soils Inc began. It quickly expanded with a soil lab in 1995, a maintenance shop in 1996 and has continued to grow over the years.

To meet the needs of a growing client base, United Soils employs a dedicated team of office staff, salesmen, lab personnel, field technicians, mapping consultant, etc. Many of them have now been with the company for over 15 years. Together this amazing team supports clients in the Midwest and Southern United States focusing on quality care, quality results and quality customer service.

United Soils Key Service Areas include: Illinois, Iowa, Wisconsin, Indiana, Ohio, Michigan, Missouri, Kentucky, Arkansas, Tennessee & Mississippi.

A sign that is in the grass on top of a pole.

A table topped with lots of different types of soil.

Laboratory Testing

Soil Sample Analysis for Primary, Secondary & Micronutrients needed to maximize crop production.
Plant-tissue Analysis of both macro and micronutrients.
Soil Inorganic-N (PPNT, PSNT, Nitrate-N, Ammonium-N).
Soybean Cyst Nematode (SCN) and Corn Nematode Testing.
Manure and Compost analysis.
Soil Sample Pick-up at Your Location (available for bulk customers).

Laboratory Testing

Soil Sample Analysis for Primary, Secondary & Micronutrients needed to maximize crop production.
Plant-tissue Analysis of both macro and micronutrients.
Soil Inorganic-N (PPNT, PSNT, Nitrate-N, Ammonium-N).
Soybean Cyst Nematode (SCN) and Corn Nematode Testing.
Manure and Compost analysis.
Soil Sample Pick-up at Your Location (available for bulk customers).

A red four wheeler with a black box on the back.

Field Services

Detailed GPS (sub-meter) and RTK field mapping.
Soil Sample Collection Services using GPS coordinates for variable rate fertilizer management.
Plant-Tissue Sample Collection.

Field Services

Detailed GPS (sub-meter) and RTK field mapping.
Soil Sample Collection Services using GPS coordinates for variable rate fertilizer management.
Plant-Tissue Sample Collection.

A couple of people holding dirt and plants.

Mapping-Agronomy Support

Soil Nutrient Mapping and Variable Rate recommendations.
In-house custom mapping and data management services.
Agronomic consulting and decision-making support from industry experts.

Mapping-Agronomy Support

Soil Nutrient Mapping and Variable Rate recommendations.
In-house custom mapping and data management services.
Agronomic consulting and decision-making support from industry experts.