The Internet of Things (IoT) market is expected to balloon in the coming years. Research firm Gartner predicts IoT will generate $300 billion in revenue by 2020, with estimates of how many connected devices ranging from 25 billion to more than 200 billion. Those devices need sensors, networks, back-end infrastructure and analytics software to make them useful though. This list is an unscientific preview of some of the biggest companies attempting to turn the IoT market into a reality.
Related: The 12 Most powerful security companies
The 25 Most powerful enterprise networking companies
15 Most Powerful OpenStack companies