| 1958 |
First acoustic products (baffles) manufactured by the then Gullfiber (now Isover) |
| 1968 |
Special product group for acoustic products formed. The Acoustics business area subsequently developed successfully during the 1970s through its sales organisations in Sweden, Norway and Denmark. |
| 1981 |
Gullfiber Akustik AB formed. Danish manufacturing company Ecophon A/S acquired. |
| 1983 |
Beginning of Ecophon's globalisation through the formation of sales companies in Benelux and the UK. |
| 1984 |
ONY AB acquired - the start of what was to become Ecolux. |
| 1986 |
The entire group of companies takes the name Ecophon. Head Office and production moved to new premises at Hyllinge, Sweden. |
| 1991 |
Three new companies formed: Ecolux (lighting) in Sweden, and Ecophon sales companies in France and Germany. |
| 1994 |
Sales company established in Poland |
| 1995 |
Creation of sales company in the USA |
| 1997 |
Sales company formed in Russia |
| 1998 |
Local office opened in Czech Republic. |
| 1999 |
Acquisition of Canadian company Decoustics. |
| 2001 |
Establishment of sales company in Finland |
| 2002 |
Sales company established in Czech Republic. |
| 2003/04 |
Ecophon sales office in Thailand. New market: Norway. |
| 2005/06 |
New markets: Slovakia, Brasil, Ukraine, Hungary and Italy. |