1657 Foundation of paper mill on the river Lorze, Cham (Switzerland)
1854 Foundation of Cartiera di Locarno S.p.A., Tenero (Switzerland)
1877 Foundation of Lanaro G. & Co. Carmignano di Brenta (Italy) (later on Cartiera di Carmignano SpA)
1886 Foundation of Hunsfos Fabrikker AS (Norway)
1970 Foundation of the Cartiere Trentine, Condino (Italy)
1978 Takeover of Cartiera di Locarno SA, Tenero (Switzerland) by Cham Paper Mill (Switzerland)
1978 Formation of Cham-Tenero Paper Mills Inc. (Switzerland)
1985 Takeover of Cartiere Trentine, Condino (Italy) by Cartiera di Carmignano SpA (Italy)
1991 Swiss mills certified ISO 9001
1993 Takeover of Cartiera di Carmignano SpA (Italy) by Cham-Tenero Paper Mills Inc. (Switzerland)
1994 Italian mills and Hunsfos Fabrikker AS (Norway) certified ISO 9001
1997 Italian mills receive environmental certification ISO 14001
1999 Takeover of Hunsfos Fabrikker AS (Norway) by Cham-Tenero Paper Mills Inc. (Switzerland)
2000 All Cham Paper Group mills (re-)certified ISO 9001 and 14001
2005 Swiss mills receive OHSAS 18001 certification (Occupational Health and Safety Assessment Series)
2006 Norwegian mill certified OHSAS 18001
2007 Closure of Tenero mill (Switzerland)
2007 All Cham Paper Group mills (re-)certified ISO 9001, 14001 and OHSAS 18001
2007 Cham mill celebrates its 350th birthday
2008 Sale of Hunsfos Fabrikker AS (Norway)
2009 Change of names within the group:
- Cham Paper Group Switzerland AG (formerly paper mills Cham-Tenero AG)
- Cham Paper Group Italia SpA (formerly Cartiera di Carmignano SpA)