Team Directory

Team Co-Leaders

David Marrison, Extension Educator, Coshocton County

  • Expertise: Farm Succession Planning, Ag Business Planning, Small Farm Development, Dairy Management, and Farm Tax Management
  • Email: marrison.2@osu.edu 

Chris Zoller, Extension Educator, Tuscarawas County

  • Expertise: Farm Management, Farm Transition, Farm Labor Management
  • Email: zoller.1@osu.edu

OSU Agriculture and Natural Resources Program – Assistant Director

Sam Custer, Interim OSU Extension Assistant Director, Agriculture & Natural Resources

  • Expertise: Administration
  • Email: custer.2@osu.edu

Team Members

John Barker, Extension Educator, Knox County

  • Expertise: UAV Regulation and Application, Farm Record-Keeping, Precision Agriculture
  • Email: barker.41@osu.edu

Amanda Bennett, Extension Educator, Miami County

  • Expertise: Farm Management
  • Email: bennett.709@osu.edu

Brad Bergefurd, Extension Educator, Scioto County & OSU South Centers

  • Expertise: Hops Management, Vegetable Marketing, and Management
  • Email: bergefurd.1@osu.edu

Ben Brown, Assistant Professor of Professional Practice in Agricultural Risk Management, AEDE

  • Expertise: Grain Markets, Agricultural Policy, and Farm Management
  • Email: brown.6888@osu.edu

Chris Bruynis, Extension Educator, Ross County

  • Expertise: Farm Finance, Risk Management, Estate Planning, Farm Policy, and Farm Taxes
  • Email: bruynis.1@osu.edu   

Bruce Clevenger, Extension Educator, Defiance County

  • Expertise: Computerized Farm Record-Keeping and Farm Financial Analysis (FINPACK)
  • Email: clevenger.10@osu.edu

Trevor Corboy, Extension Educator, Greene County

  • Expertise: Farm Management
  • Email: corboy.3@osu.edu

Sam Custer, Extension Educator, Darke County

  • Expertise: Farm Bill, Farm Management
  • Email: custer.2@osu.edu

Amanda Douridas, Extension Educator, Champaign County

  • Expertise: Farm Management, Nutrient Management, and Nutrient Regulations
  • Email: douridas.9@osu.edu

Mike Estadt, Extension Educator, Pickaway County

  • Expertise: Farm Leases and Landlord-Tenant Relationships
  • Email: estadt.3@osu.edu

Mike Gastier, Extension Educator, Huron County

  • Expertise: Solar Energy Applications, Farm Management  
  • Email: gastier.3@osu.edu

Mary Griffith, Extension, Madison County

  • Expertise: Integrated Pest Management, Farm Management
  • Email: griffith.483@osu.edu

Peggy Hall, Extension Field Specialist, Agricultural Law

  • Expertise: Ag Law
  • Email: hall.673@osu.edu

Jason Hartschuh, Extension Educator, Crawford County

  • Expertise: Farm Management, Dairy, Basic Milk Marketing
  • Email: hartschuh.11@osu.edu

Stephanie Karhoff, Extension Educator, Williams County

  • Expertise: Pest management, Women in Agriculture
  • Email: karhoff.41@osu.edu

Gigi Neal, Extension Educator, Clermont County

  • Expertise: Annie’s Project, Women in Agriculture, Farm Management
  • Email: neal.331@osu.edu

Sarah Noggle, Extension Educator, Paulding County

  • Expertise: Farm Records, Farm Management, Farm Stress
  • Email: noggle.17@osu.edu

Eric Richer, Extension Educator, Fulton County

  • Expertise: Farm Management, Young Farmers, Succession Planning, Precision Ag
  • Email: richer.5@osu.edu

Brian Roe, Professor, AED Economics

  • Expertise: Ag Marketing, Food Policy, Risk
  • Email: roe.30@osu.edu

Garth Ruff, Extension Educator, Henry County

  • Expertise: Livestock Management & Marketing, Meat Processing 
  • Email: ruff.72@osu.edu

Beth Scheckelhoff, Extension Educator, Putnam County

  • Expertise: Farm Management, Risk Management, Farm Stress, Women in Agriculture
  • Email: scheckelhoff.11@osu.edu

Clint Schroeder, Extension Educator, Allen County

  • Expertise: Farm Records, Financial Analysis, Cost of Production, Farm Management
  • Email: schroeder.307@osu.edu

Dianne Shoemaker, Extension Field Specialist, Dairy Production Economics; Leader, Ohio Farm Business Analysis Program

  • Expertise: Farm Management, Farm Business Analysis, Benchmarking, Cost of Production, Basic Milk Marketing
  • Email: shoemaker.3@osu.edu

Jeff Stachler, Extension Educator, Auglaize County

  • Expertise: Farm Management
  • Email: stachler.1@osu.edu

Barry Ward, Program Leader, Production Business Management; Director, OSU Extension Income Tax Schools

  • Expertise: Tax issues including income taxation of businesses and individuals (agricultural specialization), Current Ag Use Valuation (CAUV) & property tax, sales tax, and timber tax. Cropland value and leasing issues, crop economics, crop and livestock enterprise budgeting, crop input outlook, farm financial analysis, farm custom rates, and machinery costs.
  • Email: ward.8@osu.edu