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Contact Us

Please fill out the following form for all Plant Nutrient Group general inquiries.



Corporate Headquarters

1947 Briarfield Blvd.
Maumee, OH 43537 
(419) 893-5050
(800) 537-3370

Contact Us

Please fill out the following form for all Industrial related inquiries.


Contact Us

Please fill out the following form for all Contract Manufacturing related inquiries.


Contact Us

Please fill out the following form for all Cob Products related inquiries.



Our customer service team can be reached directly at (419) 891-6511.

Contact Us

Please fill out the following form for all Turf & Ornamental related inquiries.



Customer Service

Our customer service team can be reached directly at (800) 253-5296.

Contact Us

Please fill out the following form for all Agriculture related inquiries.



Please feel free to contact our offices directly using the information below:


Regional Office
200 South Derby Lane
North Sioux City, SD
(800) 831-4815

Corporate Headquarters
1947 Briarfield Blvd.
Maumee, OH
(800) 831-4815

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