Update README

Author: mjackson

README.md

@@ -109,4 +109,6 @@ class App extends React.Component {
 
 Keys of media query objects are camel-cased and numeric values automatically get the `px` suffix. See the [json2mq docs](https://github.com/akiran/json2mq/blob/master/README.md#usage) for more examples of queries you can construct using objects.
 
-That's it :) Enjoy!
+## About
+
+Development of react-media is done by [React Training](https://reacttraining.com). If you're interested in learning more about what React can do for your company, please [get in touch](mailto:hello@reacttraining.com)!