Interesting to see this list of smartest companies of 2016 by MIT Technology Review.

50 SMARTEST COMPANIES 2016

https://www.technologyreview.com/lists/companies/2016/#first-solar

I think the battery and energy related ones, will make the biggest impact for the world in the coming 5 years.

But besides that my favorites are:

Amazon, Nvidia and odd outsider Slack.