Move Site Components to Permanent Server

We developed a site that currently resides on a host server operated by Host My Site. The development company that built the site, upload the majority of the site onto the server by left a portion of the site on their server as collateral? purposes, until the site was completed and paid for. ? The site is now complete and we have access to the files that were on their server. We would like to hire a contractor to install the code onto our Host My Site server. Components to be moved include: 3 folders containing: v? ? ? ? ? Preserving Sentiments v? ? ? ? ? Business Logic Layer v? ? ? ? ? Data Access Layer The files are ziped in ".rar"