http://www.itex.com
2. Intagio
http://www.intagio.com
3. Recipco
http://www.recipco.com
4. Barter Systems
http://www.bartersys.com
5. EmpoweredBarter.com
http://www.empoweredbarter.com
6. GeenGelt
http://www.geengelt.com
7. Barter Business Unlimited
http://www.bbu.com
8. Tradius
http://www.tradius.com
9. Bartercard International
http://www.bartercard.com
10. BarterItOnline
http://www.barteritonline.com