Upgrade Magento 1.4.1 to 1.6.1 by Hoekstra

I’m looking for a coder able to migrate data from Magento 1.4.1. to Magento 1.6.1. Data to be migrated: – Products – Categories – Attributes – Attributesets – Orders – Customers – CMS pages. (Budget: $30-$250 USD, Jobs: Magento)