Who We Are

SIPA Program Officers


Corinne Marshall, Intellectual Property and Licensing Manager, Sakata Seed America

Vice Chairperson

Mark Kimm, Licensing & Distribution Business Manager, Corteva Agriscience

SIPA Program Board of Directors

Andy LaVigne

American Seed Trade Association

Eloy R. Corona


Mark Overduin

Bejo Seeds, Inc. 

Mark Kimm

Corteva AgriScience

Rodolfo Leyva

Enza Zaden USA, Inc.  

John Beuttenmuller

Florida Foundation Seed Producers

John Schoenecker


Jerry Heise

Bayer CropScience

Rick Falconer

Rijk Zwaan USA Inc.

Corinne K. Marshall

Sakata Seed America, Inc.

Travis Kriegshauser


Executive Director – James Weatherly

As Executive Director of the Seed Innovation and Protection Alliance, James Weatherly brings to SIPA extensive experience protecting and enforcing intellectual property rights both in the United States and internationally. As a Registered US Patent Attorney, James has obtained patents, Plant Breeders Rights, Plant Variety Protection, trademarks, service marks, copyrights, licenses and set up trade secrets policies. James has managed a variety of legal matters related to the agriculture and plant industry, including trait based and seed based agronomic patents, plant patents, United States Plant Variety Protection, and Plant Breeders Rights in North America, Europe, Africa, South America, Asia and Australia, as well as Federal Seed Act issues. James has successfully prosecuted the registration of trademarks and services marks in North America, Europe, Africa, South America, Asia and Australia for the fruit, vegetable, seed crop, horticulture and grass industries. James has also managed various intellectual property litigation matters in Federal and State Court in the US, as well as Canada, Europe and Asia.

James served as an Agriculture Volunteer in the Republic of Haiti with the United States Peace Corps where he worked for an agriculture laboratory working to improve agricultural production in Haiti. James also worked for the USDA’s Rocky Mountain Research Station conducting research in natural resources. James has a Master’s degree in Botany with an emphasis in microbiology.

Operations Manager – Bethany Roahrig

In addition to her operations manager role with SIPA, Bethany is also a registered Patent Agent. Her practice includes prosecution of domestic and international patents in the area of biotechnology, genetically engineered organisms, agricultural and horticultural patents, plant patents, and plant breeders rights.  She has drafted and prosecuted United States Utility and Plant Patent Applications and International Patent Applications in Europe, Africa, North America, South America, Asia, and Australia.

Bethany holds a Ph.D. in Biophysics and Genetics from the University of Colorado Denver, and a Bachelor of Science in Biology from the University of North Carolina at Wilmington.  Her graduate and postdoctoral research focused on human genetic disorders.  She also brings experience in education and has also taught General College Biology and Microbiology courses at several colleges. 


Please contact us if you have any questions.

Become a SIPA Member

The Seed Innovation and Protection Alliance is established to promote the understanding and value of seed innovations as well as to facilitate and promote the respect of intellectual property rights for the benefit of members, growers, industry associates, consumers and the agricultural community. To learn more, visit our SIPA Member Benefits & Terms on our website.

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