Energy and Carbon Assessment Tool E4tech Software
Engineered in Switzerland
About E4tech

E4tech is a sustainable energy consulting firm based in the UK and Switzerland.

E4tech's Sustainable Buildings Group is based in Lausanne, Switzerland and has more than 20 years experience in developing building energy modelling software in line with a range of European and Swiss standards including EN 832, EN 13789, EN 13790 and EN 12831. SIA 380/1, MinergieŽ and MinergieŽ P.

E4tech's flagship software product, Lesosai 5.7, has now been developed to meet UK market requirements and named 'ECAT'.

For more information about E4tech and its other software products, visit the E4tech website: http://www.e4tech.com