Hello,

I know a custom website design and development company. They have done reverse auction sites like myhammer and my buiilder as per the client's requirements. They can develop a tailormade solution as per your requirement.They have also done marketplace sites like myhammer, mybuilder. They are also working on highest and lowest unique bid auctions. If any one has interests in developing marketplace sites of any kind, he/she can contact:

Mr. Puspendra Roy
email: puspendra(at)acumensofttech(dot)com

Skype: puspendra_acumensoft
MSN:acumensoft(at)hotmail(dot)com

Acumen Consultancy Services
www(dot)acumensofttech(dot)com