Take a look here: http://www.haskell.org/haskellwiki/Haskell_in_industry http://www.haskell.org/haskellwiki/Haskell_in_industry There are a number of banks me

Take a look here: http://www.haskell.org/haskellwiki/Haskell_in_industry http://www.haskell.org/haskellwiki/Haskell_in_industry There are a number of banks mentioned such as Bank of America, Barclays Capital and Cedit Suisse. A company called Allston Trading is apparently using Haskell to do some HFT too.