One company that's making heavy use of F# is Credit Suisse. They use it in their global modeling and analysis group. The F# based WebSharper web framework: htt

One company that's making heavy use of F# is Credit Suisse. They use it in their global modeling and analysis group. The F# based WebSharper web framework: http://websharper.com/ http://websharper.com/. WebSharper is based on the work of Philip Wadler, et al: http://groups.inf.ed.ac.uk/links/formlets/ http://groups.inf.ed.ac.uk/links/formlets/ Here's another article by Philip Wadler on Formlets: http://homepages.inf.ed.ac.uk/wadler/papers/formlets-aplas/formlets-bcs-facs.pdf http://homepages.inf.ed.ac.uk/wadler/papers/formlets-aplas/f... Of course Microsoft uses F# for Bing data processing.