Hello Bob ready to start asap, I am m.s of systems engineering and b.s of industrial engineering, and excel and vba expert. I have done similar projects and I am confident that I can do this project based on your requirements, I also accept revisions and removing errors and minor changes in future for free, whenever you are ready lets go. I have good command of English that I think can be useful for this project. I have a base of statistics, mathematics, accounting, cost calculating and finance that helps in this project. You can see some of samples here: [login to view URL]
Or my financial project:
http://www.freelancer.com/projects/Visual-Basic-Data-Processing/IRR-Calculator.html