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We have a strong

agricultural background

and are dedicated to supporting renewable, eco-friendly, and wholesome food systems 
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OnMark Certification Services LLC was founded in 2018 by Executive Director, Mark Seeley.  As a farmer, Mark understands how overwhelming paperwork can be, and has put together a great team of farm experienced staff, who are passionate about what you do!


OnMark provides certification services to farmers throughout the U.S., mainly in the Upper Midwest.



OnMark is a vibrant team with good old-fashioned values and an understanding of what makes a farm thrive.  We are here to push for excellence and help smooth the process by offering efficient farm audit processes with a common sense approach.

We are happy to help you!  We care about the people we serve and are available to respond within 24 hours by phone or email.


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