Rock River Laboratory Experts

President and Owner                                                        

Don Meyer graduated from the University of Wisconsin, Milwaukee with a Bachelor of Science degree in geography in 1975. Shortly after, he attended graduate school at the University of Wisconsin, Madison and the University of Wisconsin, Milwaukee. Don’s passion for science and analysis combined with a little support from a local agriculture retailer, helped him build Rock River Laboratory agriculture analysis, which opened in 1976 and is running strong in the fields of agronomy, feedstuff, manure and water analysis yet today. Don’s progressive thinking made him an early adopter of near infrared (NIR) technology as an analysis tool, and his work with this technology has forged new frontiers in the use of NIR technology in the lab and on-farm. Read More One of the original founders of the National Alfalfa Hay Testing Association (now known as the National Forage Testing Association), Don served as the Chairman of the organization twice. Don also served on the Board of Directors for the NIR consortium and was the only private industry member of the USDA-NIR Forage Network. Striving for industry progress by improving analysis accuracy and incorporating new technologies and tools, Don has remained dedicated to helping agronomists, nutritionists, producers, and growers achieve success through improved outputs. 

Raised in Ixonia, Wis., Zachery Meyer grew up immersed in his family’s business, Rock River Laboratory.  Meyer spent many hours helping in various jobs around the laboratory, seeing first-hand the dedication and commitment his father and the late Twilah Kulow had to the business and their customers.  Meyer gathered business experience at two prominent, Fortune 500 companies while working toward his degree from the University of Wisconsin-Milwaukee. In 2007, Meyer resumed his involvement in Rock River Laboratory, starting as a soil sampler, moving to outside sales and eventually taking on his current role of director of operations. READ MORE Meyer still gathers inspiration from the Rock River Laboratory employees and mentors who cultivated his drive for customer satisfaction and service, while continuing to learn and deepen his understanding of animal nutrition and agronomy. When he isn’t building relationships with customers or overseeing laboratory operations, Zac spends his time playing or watching sports and sharing in family time with his wife and two young daughters.

Born and raised in Wisconsin, Dustin Sawyer gained a love of the outdoors, mechanics and engineering throughout his years growing up near the town of Wisconsin Rapids. In 2004, Sawyer earned his Bachelor of Science degree in Soil Science and Chemistry from the University of Wisconsin- Steven’s Point. That same year, he put his vast conservation knowledge and experience toward an internship for the Wood County Land Conservation Department, where he worked with growers on implementing preservation practices throughout their operations. Guided by a desire for continued learning and passion for science, Sawyer has earned his Master’s Degree in Soil Science through the University of Wisconsin – Madison. He continues his over 13-year tenure at Rock River Laboratory headquarters as the Laboratory Director, guiding the direction of lab analysis practices, processes, quality assurance and quality control with a detailed eye. Read More He maintains involvement in key industry groups through his memberships in the Soil Science Society of America, the American Society of Agronomy, the Crop Science Society of America, and is a board member on the Soil and Plant Analysis Council, the National Forage Testing Association, and the Illinois Soil Testing Association. Sawyer still finds time outside the lab to enjoy the outdoors that brought him to where he is today through kayaking, fishing and exploring.

John Goeser grew up in the agriculture industry as his family’s dairy near Plymouth, Wis. grew from 60 head in the 1980’s to now over 1,000 cows. After earning Bachelor of Science degrees in Dairy Science and Agronomy at the University of Wisconsin-Madison, Goeser earned a Master of Science degree in Plant Breeding & Genetics as well as a Master of Science degree and Ph.D. in Dairy Science from the University of Wisconsin-Madison. After gaining experience in graduate school as a nutritionist, and moving to a technical nutrition and support position within the feed industry, Goeser started his tenure with Rock River Laboratory in 2012. In his current role with Rock River Laboratory, Goeser oversees animal nutrition, technical support, and research, specifically centering his focus on carbohydrate digestion, forage management and trends, and more recently, feed hygiene. Read More Through an adjunct assistant professor appointment with the University of Wisconsin- Madison Dairy Science Department, Goeser contributes lectures discussing carbohydrate digestion, rumen metabolism and forage preservation to the future of the dairy industry. 

Growing up on a small dairy farm in south central Pennsylvania, Cliff Ocker’s roots in animal agriculture run deep. After earning his Associates degree in Agriculture Business Management from Penn State University in 1991, Ocker took on a dairy nutritionist role with a prominent feed company. Ocker spent 17 years in the field as a nutritionist with various feed companies, then translated his field experience to building and supporting customer relationships at a forage laboratory. Most recently, Ocker held a business manager position, selling a feed additive to improve fiber digestion. Ocker joined Rock River Laboratory as the director of sales and client relations in 2018. In his current role, he forges relationships and shares expert insights, Read More from his vast experience, with customers and partners across the regional areas surrounding Rock River Laboratory’s five domestic labs in California, New York, Ohio, and Wisconsin. Outside of his customer support work, Ocker enjoys hunting, spending time with his two daughters and son, and coaching and playing softball and volleyball. 

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Cliff can be reached at: cliff_ocker@rockriverlab.com

Growing up in Leander, Texas, Mark Kirk’s deep agriculture roots developed while he spent his younger years raising beef cattle and working on local cattle operations. He diversified his skillset after moving to Illinois, where he worked with row-crop farmers and a farrow-to-finish swine operation. Kirk attended Tarleton State college near Fort Worth, Texas, then finished earning his Bachelor of Science degree in General Agriculture, with a specialization in livestock production, from Southern Illinois University in 2003. Kirk has garnered years of experience in animal nutrition research since then, focusing on selecting hybrids for animal nutrition qualities – specifically dairy corn silage, developing relationships with seed industry professionals, and supplying technical support for dealers. In his role of Rock River Laboratory business development and customer relations manager, Kirk builds and guides seed company relationships, while providing technical expertise to all Rock River Laboratory customers. Read More Now living on a chicken and pig-centric hobby farm in Southern Illinois with his wife and five children, Kirk spends his free time restoring vintages axes, deer hunting, and continuing to hone his cooking and barbecue connoisseur palate.

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Mark can be reached at: mark_kirk@rockriverlab.com

Hailing from Ixonia, Wis., Lauren Meyer grew up in the midst of her family’s business, Rock River Laboratory. After spending many childhood hours at the lab helping with everything from folding filter papers to stickering soil analysis bags, Meyer came back to the laboratory every summer between her college years to assist in the Rock River Laboratory soils department. In 2007 she earned her bachelor’s degree in Psychology from the University of Wisconsin-Milwaukee and decided to follow her passion back to the family business. She joined the Rock River Laboratory team full time in first the agronomy department, then in the nutrition department, all while finding great appreciation for the opportunity to work alongside her father, Don, and brother, Zachery,  with the common goal to make Rock River Laboratory one of the best in the industry. Read More Since then, Meyer has taken on the role of forage lab supervisor, and eventually quality control and product development director, where she works to review and deliver laboratory results, support suppliers, maintain quality control programs, and assist in developing both calibrations and new products. 

Born and raised in Watertown, Wisconsin, Eva Lynch grew up in the midst of a prime agriculture pocket, and spent most of her youth involved in the 4-H Horse and Pony Project. Her passion for science and technology drew her to earning an Associate’s degree in Biotechnology from Madison Area Technical College-Truax in 1998. After college, Lynch utilized her skill base in various roles during her career build – including quality control lab technician testing milk replacer ingredients and final products, organics laboratory technician analyzing water and soil for contaminants, and as a GCMS specialist, assisting the company in earning ISO accreditation for phthalates analysis in plastics. Lynch joined Rock River Laboratory in 2014, and her vast experience in High Performance Liquid Chromatography (HPLC), Gas Chromatography (GC), and Mass Spectrometry (GC-MS) technology has helped Rock River Laboratory continue to lead the industry in use of the latest technology. Read More Lynch is also an inspired member of the Association for Women in Science (AWIS), which encourages leadership, research and ideas to advance women in STEM careers. When she isn’t knee high in science, Lynch can be found horseback riding, gardening and spending time with her children. 

Born and raised on his family’s 160-acre diversified farm near Greenfield, Iowa, Doug Arterburn attended college in his home state, graduating from Iowa State University in 1978 with a Bachelor of Science degree in Computer Science. Arterburn found a way to combine his specialty skill set and background in agriculture through roles as a systems programmer and applications programmer, handling database management, network management, and firewall management for large agriculture companies, all before joining the Rock River Laboratory team in 1981. Arterburn’s vast experience in agricultural programming has helped, and continues to keep Rock River Laboratory on the forefront of technology for the past 35 years. From the time of his first Rock River Laboratory project, writing “Personalized Dairy Rations” using an Apple II computer in Applesoft Basic, Read More Arterburn’s extensive tenure has afforded him the opportunity to witness and participate in the exponential growth and adoption of new technology in agriculture. When he isn’t writing code, Arterburn enjoys the outdoors and still fosters his competitive spirit through Frisbee golf, tennis, hiking and reading. 

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Doug can be reached at: doug_arterburn@rockriverlab.com

Raised on a small farm near Melrose, Wis., Buffy Uglow developed a passion for agriculture at a young age while helping her family raise Belgian Draft Horses and later working with her sister and brother-in-law’s cow-calf operation. This passion drove her to focus on Animal Science and Life Sciences Communication at the University of Wisconsin-Madison, and she nurtured her agriculture experience through internships with the University of Wisconsin Equine Extension and an agriculture marketing firm. After earning a Bachelor of Science degree in 2008, Uglow took on marketing executive role for an agriculture marketing agency, spending time writing, developing producer and grower-directed materials, leading advertising campaigns and planning marketing strategies for various feed, reproduction, and pharmaceutical companies. Uglow joined Rock River Laboratory in 2014 and has utilized her past experience to expand media and public relations and facilitate the Read More growing marketing and customer relationship needs of the team. She is actively involved on the Wisconsin State Fair Dairy Promotion Board and the Wisconsin Farm to Table Committee, and when Uglow isn’t writing or designing, she spends her time with her husband and dog, helping on her in-laws dairy farm, and capturing agriculture through the lens of her camera. 

Hailing from Eau Galle, Wis., Larry McRoberts spent his early years working on his family’s livestock and crops farm. His work with everything from hogs, poultry and dairy cows, to beans and alfalfa, instilled a love of all agriculture and drew him to an agricultural college. McRoberts earned his Bachelor of Science degree in Agricultural Education from the University of Wisconsin-River Falls in 1968. Since that time, McRobert’s earned experience has included roles as district sales representative - with sales in feed, agronomy, fuel and general ag products from hardware to animal health, district feed sales manager, and state manager of a retail sales force, which involved recruiting and leading training in products and sales. McRoberts joined the Rock River Laboratory team as a customer service representative in 2012, and has continued building relationships around Wisconsin and Minnesota ever since. Read More His inspiration and guiding rule to treat others as you would like to be treated has afforded him many lasting relationships, and no industry event passes without someone sharing their acquaintance with McRoberts. When he isn’t meeting new people or visiting old industry friends, McRoberts can be found outside – getting back to his roots of gardening, hunting, fishing, trapping and teaching this all to the next generation, his grandsons. 

Hailing from Elkhorn, Wis., Scott Fleming first sprouted his love of agriculture while working on a small beef and pulling horse farm in high school. Along with custom baling service work, this experience nurtured his desire to seek a Bachelor of Science degree in Soil and Land Management from the University of Wisconsin-Stevens Point. An internship with the Natural Resources Conservation Service (NRCS) further solidified his decision to pursue a career in the soil and land conservation field, after graduating in 2004. Fleming’s vast field knowledge draws from previous roles in the agriculture retail industry, applying fertilizer and pesticides, sampling soil and tissues and nutrient management planning (NMP), which he still performs today. He joined the Rock River Laboratory team in 2008, specializing in site-specific soil sampling (grid sampling) and VRT applications. Read More He and his family raise Berkshire hogs and grow cash crops, in addition to his role as the official Rock River Laboratory pig roaster. When he isn’t reviewing farms for plans or soil sampling, Fleming can be found restoring antique tractors, fishing, hunting, and snowmobiling. 

Growing up in Colby, Wis., Matt Luther sprouted his experience in agriculture at a young age through work on a local, small dairy farm, where he worked from grade school through his college years. Luther followed his agriculture roots and passions to earning a Bachelor of Science degree in agriculture from the University of Wisconsin-River Falls in 1995. After several years gaining vast field experience as a crop production specialist for various cooperatives, Luther joined Rock River Laboratory as a Nutrient Management Specialist in 2006. Luther is a Certified Crop Advisor (CCA) and certified Technical Service Provider (TSP) with special proficiency in USDA programs and county ordinances, crop diagnostics, soil test recommendations, crop budgets, pesticide and fertilizer recommendations, and inventory management - Read More offering customers added value and expert insights for their Nutrient Management Plans (NMPs). When he isn’t on-farm reviewing operations for conservation planning, Matt can be found spending time with his family, running, fishing, and cooking. 

Jen Walton grew up helping on her family’s beef farm outside of Hastings, Minn. Her passion for the agriculture industry spurred her on to earning a Bachelor of Science degree in Agronomy from the University of Wisconsin-River Falls in 2000.  She has previous work experience at the Central Wisconsin Windshed Partnership as the Program Coordinator, as well as holding Precision Ag Coordinator and Agronomist positions with an agriculture retailer before joining the Rock River Laboratory Nutrient Management Planning (NMP) team in 2010. Jen is a Certified Crop Advisor (CCA), Certified Comprehensive Nutrient Management Planner (CNMP), and certified Technical Service Provider (TSP) with experience in GPS soil sampling, variable rate fertilizer recommendations, and GPS equipment, including planting and yield monitors, guidance, and clutch and boom control. Read More Walton’s interest in new technology, including software, apps, and gadgets drives her to continuous improvement of work and life management.  When she isn’t busy reviewing farm operations to develop Nutrient Management Plans, Walton enjoys the outdoors, walking, fishing, boating, snowmobiling, riding motorcycle, and spending time with her family. 

Growing up on his family’s beef and swine farm near Platteville, Wis., Josh Noble was immersed in agriculture at a young age. After attending Northeast Community College in Norfolk, Nebraska, where he earned an Associates of Applied Science Degree in Agronomy in 2000, Noble went on to the University of Nebraska – Lincoln. There he earned a Bachelor of Science degree in Agronomy in 2004. Throughout his pursuit of higher education, Noble took on agriculture internships, focusing on custom harvesting, research, and agronomic retail, further solidifying his career path. After gaining experience in agronomy sales and Nutrient Management Planning, and earning his Certified Crop Advisor (CCA) accreditation, Noble joined Rock River Laboratory as a Nutrient Management Specialist in 2018. When he isn’t writing plans, you can find Josh spending time with his family and friends, enjoying the outdoors, gardening, and helping run his family’s no-till grain farm.

Growing up in the Central Sands of Wisconsin, Devin Sawyer attended school in the district of Wisconsin Rapids, Wis.  After earning her degree in Business Administration as an Administrative Professional, Sawyer grew her passion for science and agriculture working in the Rock River Laboratory agronomy laboratory, where she had the opportunity to see behind the scenes of the operation. She fostered this new found agriculture interest as she grew into her current role, which includes reviewing and assembling over 300 Nutrient Management Plans (NMPs) per year. Her knowledge gained from a comprehensive look at the industry from small to large farms offers the whole Rock River Laboratory team outside insight. Read More When Devin isn’t managing the Rock River Laboratory Watertown headquarters office or reviewing NMPs, she can be found outdoors – enjoying camping and kayaking, gardening and capturing fantastic outdoor scenes on camera. 

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Devin can be reached at: devin_sawyer@rockriverlab.com

Growing up in Ashwaubenon, Wis., Chad Henke spent his younger years enjoying frequent visits to his grandparent’s cash crop farm and aunt and uncle’s small dairy farm. He went on to pursue his interest in business, earning a Bachelor of Business Administration degree in 2001 from the University of Wisconsin-Milwaukee, in the areas of Real Estate Development and Finance, with a minor in Urban Planning. After college, Henke put his degree to work as a financial analyst conducting accounting and financial analysis for a mid-sized medical real estate development company. In 2013, Henke joined the Rock River Laboratory, assuming the role of controller and taking on both accounting and logistics needs of the business. Read More In his free time, Henke can be found enjoying time with his family, as well as waterskiing, boating and ice skating. 

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Chad can be reached at: chad_henke@rockriverlab.com 

Born and raised in Watertown, Wis., Tabitha Kumbier spent her youth raising and showing sheep and beef cattle at the local, state, and national levels. A long-time 4-H and FFA member, Kumbier credits her agriculture passion to her heavy involvement in judging competitions, speaking contests and assisting other youth at local education events through these agriculture organizations. She followed her agriculture roots to the University of Wisconsin-Platteville, where she earned a Bachelor of Science degree in Agriculture Business with a Marketing and Communications emphasis and an Animal Science minor in 2013. Before joining the Rock River Laboratory team, Kumbier held roles as a calf feeder at a local dairy, an intern with the Wisconsin Beef Council, and an intern with an artificial insemination company. In her role as the forage data and customer support manager for Rock River Laboratory, Kumbier is a liaison between the laboratory analysis team and agronomy and nutrition customers Read More - providing information, answering questions, problem-solving, and entering data for successful results. In her free time, Kumbier enjoys hunting and fishing, snowmobiling, and crafting, and has competed in turkey calling contests at the State and National Wild Turkey Federation Conventions. 

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Tabitha can be reached at: tabitha_kumbier@rockriverlab.com 

Growing up on a farm near Monticello, Wis., Jacob Karlen developed a love for agriculture while helping his family run their 80-cow dairy, and through his involvement in his high school FFA chapter, including serving on the officer team and attaining his American Degree. This passion grew into an appreciation for the biological sciences, and lead Karlen to pursue a Bachelor of Science degree in Biochemistry from the University of Wisconsin-Madison, in 2008. Karlen further developed his scientific research skill set while contributing to sample processing and scanning at the USDA-ARS-Dairy Forage Research Center (DFRC) while on campus earning his first degree. After taking a hiatus from the DFRC to pursue a feed company Quality Assurance-focused internship, Karlen returned to expand his involvement with NIR operations, developing his interest in this technology, and shuttling him into a role with the NIRS Forage and Feed Testing Consortium (NIRSC). This experience grew his capabilities and desire to pursue data handling and statistics. Prior to joining Rock River Laboratory in 2015, Karlen served as a laboratory technician and data manager for the NIRSC. In his current role as NIR manager for Rock River Laboratory, Karlen works to track, manage, and maintain Rock River Laboratory’s extensive network of NIR instruments Read More – both domestic and abroad. He is also continuing his education, pursuing a Master of Science degree in Biological Systems Engineering, with a project focusing on portable NIR instrumentation. 

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Jacob can be reached at: jacob_karlen@rockriverlab.com

Born and raised near Wyoming, N.Y., Kelsie Hines was rooted in agriculture from a young age thanks to her family's business raising Limousin beef cattle, and her involvement in 4-H showing registered Jerseys at the local and state fair level as well as raising market hogs. This agriculture passion grew as she worked on local family dairy farms throughout high school and into her college years. Hines earned an Associate's degree in Agricultural Business from Alfred State College in 2011 and utilize her agriculture skill set to start a career as a laboratory technician at an agriculture laboratory in New York. Hines moved on to another analytical agriculture laboratory before joining Rock River Laboratory in 2016. As the laboratory manager for Rock RIver Laboratory-Northeast, Hines oversees all analysis at the lab while manager her additional team members and maintaining customer relationships. Read More  In her free time, Hines enjoys showing dairy cattle, baking, hunting, kayaking, and spending time outdoors, along with traveling back toher hometown in western New York regularly to visit her family. Now residing in Marathon, N.Y., home of the Central New York Maple Festival, Hines has learned and even participated in the long lost art of maple syrup production. 

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Kelsie can be reached at: kelsie_brennan@rockriverlab.com

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Jeff DeGroot

Born and raised in Chicago, Ill., Mary Rosiejka moved with her family to a dairy farm in Withee, Wis. at the age of 14. Until her high school graduation in 1976, Rosiejka worked side-by-side with her father both in the barn milking cows and in the fields tending to the crops. Rosiejka's time on the farm gave her a deep appreciation for the agriculture way of life. Prior to her time at Rock River Laboratory, Rosiejka garnered experience as a grocery store produce manager and took on several roles within the customer service realm in various industries - including trucking, saw milling, and in cheese distribution. Her vast experience and well-rounded background have helped shape her successful management of Rock River Laboratory-North Central Wisconsin, in Colby, Wis., where she runs all Near Infrared (NIR) analysis Read More samples submitted there while managing client relationships. Outside of her weekday career, Mary enjoys do-it-yourself projects, woodworking, four-wheeling, spending time outdoors, and soaking in time with her mother, husband, son, daughter, son-in-law, and granddaughters. 

Growing up in Maine, NY, Danae Cummings spent much of her time on her uncle’s dairy farm helping mow hay and feed cows, with a portion of her time devoted to petting the farm’s kitten population. After earning associate’s degrees in medical laboratory technology and individual studies, as well as a certificate in phlebotomy from State University of New York (SUNY) Broome in 2010, Cummings became a licensed Medical Laboratory Technician. She took on a lead lab technician role at a physician’s office lab where she maintained all analyzers and upheld testing quality assurance. Cummings gained further laboratory experience at a local hospital serving as a microbiologist performing Polymerase chain reaction (PCR) testing, deoxyribonucleic acid (DNA) testing, antigen testing, and plating and examining microorganisms, before joining Rock River Laboratory as a laboratory technician in 2016. In her latest role of agronomic lab supervisor for Rock River Laboratory-Northeast, Cummings overseas all wet chemistry analysis at the lab while managing the agronomic lab team READ MORE and providing customer service. When Cummings isn’t in the lab, you can find her enjoying her hometown of Maine, while gardening, cooking and baking, reading, making her own beer and maple syrup, and spending time at her parents’ cottage on Cayuga Lake. 

Hailing from West Bend, Wis., Andy Schroeder developed a love for the land and conservation at a young age, eventually leading him to pursue a Bachelor of Science degree in Soil and Land Management from the University of Wisconsin-Stevens point. Building his experience, Schroeder planted and maintained field windrows and windbreaks as part of the Central Wisconsin Windshed Partnership (CWWP) before graduating in 2015. After spending time monitoring forest unit soil and mapping data as a soil technician for the United States Department of Agriculture (USDA) Forest Service, Schroeder joined the Rock River Laboratory team in 2015. Presently, Andy also serves as secretary for the Illinois Soil Testing Association. In his current role of Soil Laboratory Supervisor, Schroeder oversees soil and plant tissue analysis processes and the team members that contribute to accurate analysis. When he isn’t donning a lab coat, Andy can be found rock climbing or hiking. 

Hailing from Watertown, Wis., Justin Kumbier garnered a passion and skillset for mechanics after spending his younger days restoring two GTOs with his late father and eventually immersing himself into stock car racing in 2009. In addition to learning from his agriculture-rooted wife, Kumbier’s years helping milk cows and complete chores at his friend’s family’s dairy farm helped him grow his agriculture knowledge, and eventually grow his own successful food plots. In his current role of Rock River Laboratory fleet manager, Kumbier manages all the fleet vehicles, including maintenance and coordination of feed and soil sample pickup routes. READ MORE When he isn’t under a vehicle, Kumbier enjoys racing, hunting, fishing, and spending time with his son and wife. He currently reigns as President of the Jefferson County National Wild Turkey Federation, making him one of the youngest in this role in any Wisconsin chapter!

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Justin can be reached at: justin_kumbier@rockriverlab.com

Born and raised near Loganville, Wis., Gus Parkhurst discovered his enjoyment of agriculture early in life while helping and working on family friends’ farms. After years of milking cows and managing day to day operations on a dairy farm, Parkhurst went on to pursue a degree in natural resource management and soil science at the University of Wisconsin Stevens Point, where he earned his Bachelor of Science degree in 2015. Before graduating, Parkhurst traveled abroad to Kenya, Africa as part of permaculture design certification course and worked on various farm types from industrial coffee production in the tropics to family and community subsistence farms in the semi-arid regions of the county. In his current role at Rock River Laboratory, Parkhurst specializes in writing 590 standard nutrient management plans READ MORE in addition to site-specific soil sampling (grid sampling) and plant tissue sampling. When he isn’t writing or out in the field, you can find Gus hunting, fishing, camping, hiking, or enjoying any other outdoor Wisconsin activity!

Growing up near Luxemburg, Wis., Zach Sutter was submersed in agriculture while spending many summers helping on his uncle’s farm. As the son of a University of Wisconsin Extension Agent and farm trainer at Northeast Wisconsin Technical College, Sutter’s time as a youth at the county fair and in farm meetings and tours proved to guide his future career. After earning his Bachelor of the Arts degree in American History from the University of Wisconsin-Green Bay, Sutter pursued further paralegal training at Madison Area Technical College. While there, he had an internship at the DNR where he learned about the permitting process for Concentrated Animal Feeding Operations, which captured his interest in Nutrient Management Planning. In 2016, Sutter earned a degree in Agronomy and Agribusiness from Fox Valley Technical College. Before joining Rock River Laboratory in 2018, READ MORE Sutter earned his Certified Crop Advisor (CCA) accreditation and spent time as an agronomist and nutrient management planning specialist at an ag retailer. In his current role, Sutter specializes in writing 590 standard nutrient management plans in addition to site-specific soil sampling (grid sampling) and plant tissue sampling. When Sutter isn’t writing plans, you can find him hiking, reading, cooking, attending live music events, and sampling at craft breweries.