Johannes Schwarz is a co-founder of Tado. The company was founded in Munich in 2011 by Schwarz, Christian Deilmann and Valentin Sawadski.
The name comes from two Japanese greetings, tadaima and okaeri, because the first feature was geofencing. tado Heating launched in November 2012 in Germany, Austria and Switzerland. The UK followed in 2013, and Smart AC Control launched in June 2015.
In January 2022 Tado announced a SPAC merger with GFJ ESG at about €450 million, later cut to about €400 million. The deal was cancelled in September 2022. Tado raised €43 million in January 2023.
By 2022 the company had sold more than 3 million thermostats.