National Pork Producers Council
http://www.nppc.org/
National Pork Board
http://www.pork.org/Home.aspx
National Swine Improvement Federation
http://www.nsif.com/
National Hog Farmer
http://nationalhogfarmer.com/
PORKNetwork
http://www.porknetwork.com/
Ag World
http://agworldinc.com/awinc/
Clayton Agri Marketing
http://www.claytonagri-mktg.com/
Cedar Ridge Farms
http://www.cedarridgegenetics.com/
Comparts Boar Store
http://www.compartboarstore.com/
http://www.compartduroc.com/
Global Swine Exchange
http://www.globalswine.com/
Isler Genetics
http://www.islergenetics.com/
Livestock Exporters Association
https://livestockexportusa.com/
Swine Genetics International (SGI)
http://www.swinegenetics.com/
Shaffer Genetics
http://shaffergenetics.com/index.html
Truline Genetics
http://www.trulinegenetics.com/
US Livestock Genetic Export
http://www.uslge.org/index.html
Waldo Genetics
http://www.waldogenetics.com/
Whiteshire-Hamroc
http://www.whiteshirehamroc.com/
Zehr Farms
http://www.zehrfarms.com/