www.schummconsulting.com
Schumm Consulting LLC

www.landconservancyoflakecounty.org
Land Conservancy of Lake County

www.mchenrycountybarns.org  
The McHenry County Barn Preservation Association

www.landmarks.org  
Landmarks Preservation Council of Illinois

www.webextension.uiuc.edu/stephenson/webarns
Illinois Barn Alliance

www.barnalliance.org
National Barn Alliance

www.thebarnjournal.org
The Barn Journal

www.mfisherstudios.com/midwestbarns
Ernest J. Schweit, barn artist

www.koviaonline.com 
Tom Laughlin, a documentary filmmaker who has done a documentary on barns in Wisconsin

www.scenicwisconsin.org
Citizens for a Scenic Wisconsin

www.uwex.edu/lgc/barns
Wisconsin Barn Preservation

www.squidoo.com/save_old_barn

www.shunpikingtoheaven.com
Shunpiking to Heaven , LLC