Adding a link to Planet Argon who manages the site/project/shop

README.md

@@ -211,3 +211,9 @@ We have [stickers](http://shop.planetargon.com/products/ohmyzsh-stickers-set-of-
 ## License
 
 Oh My Zsh is released under the [MIT license](LICENSE.txt).
+
+## About Planet Argon
+
+![Planet Argon](http://pa-github-assets.s3.amazonaws.com/PARGON_logo_digital_COL-small.jpg)
+
+Oh My Zsh started by the team at [Planet Argon](https://www.planetargon.com/?utm_source=github), a [Ruby on Rails development agency](https://www.planetargon.com/skills/ruby-on-rails-development?utm_source=github).