​​RPM Soils LLC.

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David Rahe

Agricultural Consultant



Janette Swartz-Porter grew up on a family farm in Pike County, IL. She graduated from Southern Illinois University Carbondale with a bachelor's degree in Plant and Soil Sciences in 2010. She began working as a consultant with Soil-Right Consulting where she managed the Pike County territory until RPM Soils was formed. She has also been employed with Bradshaw Custom Pumping since 2010. There she is involved with GPS coordinating and sending out as-applied maps and nutrient analysis to clients from their manure applications. She is also a member of the Illinois Soil Classifiers Association where she assists Dave in classifying soils for possible septic sites. Janette will share company management duties with David Rahe.

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​Dave grew up on a farm in Southwestern Illinois and graduated from the University of Illinois in 1977 with a Bachelor of Science degree in Agronomy with emphasis on Soils.  He worked on soil surveys in Madison, Lee, Bureau, and Putnam Counties. In 1985, Dave became a soil conservationist.  He worked as District Conservationist in Winchester and Hillsboro and later in his career he was District Conservationist in Carlinville.  He spent almost 3 years doing wetland delineations and investigating possible violations of the clean water act with the Corps of Engineers in St. Louis.  Dave was a resource conservationist in the St. Louis metropolitan area for about 7 years overall. He was also employed starting in 2005 very part time by FEMA as a floodplain management specialist.

Starting in 2004 Dave worked as an associate of Soil-Right Consulting Services, Inc. as a consulting soil scientist specializing in soil classifying, soil fertility and management, and natural resources.  He has been an ISCA certified soil classifier for 30 years.  He is also a certified professional soil scientist under ARCPACS and a Certified Professional in Erosion and Sediment Control.

With the founding of RPM Soils, LLC Dave will continue as a consulting soil scientist specializing in soil classifying, soil fertility and management, and natural resources.  In addition, he will share management duties with Janette Porter.   

Denise Maxwell

Sample Coordinator

​Denise  Maxwell has worked with Environmental Issues since the first Earth Day in 1970.   Besides having earned a Masters Degree  in Outdoor Planning and Administration,  she is an Illinois certified H.S. Science teacher and Horsemanship coach.  While working for the Madison County Soil and Water Conservation District in the early 90's, Denise met David Rahe when she was recruited to  join a NRCS team working on stormwater management and watershed plans after the 1993-94 flooding.  Over a decade later Dave introduced Denise to Soil-Right where she worked seasonally until RPM was formed. Denise has been soil sampling since 2008.

Janette Porter

Agricultural Consultant