We are energy efficiency experts!

Since 1999 we have helped our customers save


and have also reduced carbon dioxide emissions by


Get an indication about your building's estimated cost savings

Try the Energy Calculator »

Environment & Quality

Environment and quality are important here at QSEC – we strive to reduce society’s energy consumption generally and work hard to offer each individual customer services of the highest quality.

Energy efficiency

QSEC can help you as property owner reduce your energy costs while you help protect the environment. Our measures enhance comfort, save on costs and are sustainable.

We operate nationwide

Since 1999 QSEC Sverige AB has delivered one-stop solutions in energy efficiency throughout the whole of Sweden. We are there wherever you need us!