Elixir and Elm – the perfect couple (Lambda Days 2016)

https://circuithub.com/ uses it

Futureice uses it, here they talk about their experiences with it: http://futurice.com/blog/elm-in-the-real-world

Here's a presentation by Richard Feldman of NoRedInk on their experience: https://presentate.com/rtfeldman/talks/shipping-a-production...

I think new technologies are best evaluated by a careful subjective evaluation of their future promise (something to grow with) instead of looking at how many people are using said technology already... but I'm a startup guy with Shiny-Thing Bias (STB). :) (and I'm already an Elixir fan, and Elixir is chummy with Elm!)