Manual Data Migration

We need a professional company who can manually migrate the list below. The complete ecommerce site database to a new site. Automated migration will not work. Any vendor bidding the price it will be a fixed agreed on price. We will not pay for any hourly service or per item service. Fixed price for complete migration. Our current oscommerce site and database has been modified, thats why automated is not possible. It requires manual work. All categories, All products, All fields if has many images all images, product options, filters etc. all customers All orders All Configurations, All FAQs Knowledge base pages Admins with their passwords Customer own orders and customer, must be defined in new site etc. to current new magento site. During migration all fields that currently exist in oscommerce must be migrated to magento. ALL, with no exceptions. All based on the above list. Customers Must be completed in 15 days. Snapshot of our current data: ~40,000 customers in database ~8,000 products with options attributes ORDERS IN PAST PROJECT HAS BEEN REMOVED, EVERYTHING ELSE SAME