Building Tech Startups to Watch in 2026

Vienna, Austria

clean energy home electrification heat pumps +2

energy cleantech building-tech

cleantech energy building-tech +1

Stuttgart, Germany

energy clean-tech building-tech

Name	Location	Industries	Actions
Heizma	Vienna, Austria	clean energy home electrification heat pumps +2	View
empact	—	energy cleantech building-tech	View
EnerCube	—	cleantech energy building-tech +1	View
metergrid	Stuttgart, Germany	energy clean-tech building-tech	View