Sure, the two I had in mind in NYC are Kadena (http://kadena.io http://kadena.io) and Jane St. (https://www.janestreet.com https://www.janestreet.com). Jane St.

Sure, the two I had in mind in NYC are Kadena (http://kadena.io http://kadena.io) and Jane St. (https://www.janestreet.com https://www.janestreet.com). Jane St. is more an OCaml shop but they like Haskell people. Kadena builds everything in Haskell.