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Quality Seed Production, Quality Results

Diversified Seed Producers (DSP) provides a variety of services to produce high quality seed corn and vegetable crops for buyers across the United States and Canada.  All of DSP's production is in the Central Sands of Wisconsin and every acre is under irrigation.  DSP also offers custom organic seed conditioning for organic seed corn, soybeans and small grains.

About us

Diversified Seed Producers, LLC (DSP) was started by Fred and Tracey Kaltenberg in 2007.  Fred has been producing seed corn in the Central Sands region of Wisconsin since the early 1980s. Their sons, Matthew and Michael, joined the business in 2011 and both are committed to leading the company and a staff of 15 full time employees and seasonal staff into the future. 

Latest News 

We're Hiring!

February 2023

DSP is looking for quality candidates for available job positions.  Click below to apply!


Growing Strong Award

May 2018


DSP was the winner of the Growing Strong Award from the Wisconsin Family Business Award.

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