Smappee, founded in late 2012, provides an energy monitor that measures the exact use of all important appliances and provides real-time data. A mobile app for smart phone or tablet allows the user to monitor their energy consumption in real-time and analyze it. Additionally, the system measures the production of solar panels, while the Comfort Plugs allow users to switch appliances on and off remotely.

devolo provides smart home internet-connected products. It is based in Germany.

Meazon designs and manufactures at scale small-IoT energy meters and integrates them with cloud technology.

Bidgely aims to transform the way customers interact with their energy use. By combining the power of SaaS-based analytics with consumer-friendly web and mobile applications, Bidgely provides personalized and actionable insights that help customers save energy and enable utilities to build enduring customer relationships. The company works with utilities serving residential customers around the world.

Stromdao is an opensource software company that builds and operates a blockchain network for energy market transactions. It acts as a market communication bus connecting producers, consumers, energy service providers, system operators and everyone in between.

Sense develops and provides electronic devices for analyzing electricity usage in households. The company was founded in 2013 and is based in Cambridge, Massachusetts.