1955

Opening Hotel restaurant (5 o’clock tea and evening dance)

1957

Opening “Kuhstallbar”

1962

Extension Forsthaus (now Old wing) – Bowling alley

1964

Extension Middle wing: 2 Strories

1967

Divorcement of parents, start of Mr. Thomas in Alpenhotel

1968

Main Building from 2 Strories and 2 Roofs converted into 5 normal Strories

1969

Reconstruction from “Milk Bar Almstube” into “Thomas Pub”

1972

Opening Discotheque “Arena Dancing“

1974

Opening “Kneipe” beer drinking place
1^st marriage Mr. Thomas with a Danish girl. two children

1978

Overtaking management and responsibility of the company Mr. Helmuth Thomas

1980

Reconstruction Middle wing 3^rd and 4^th floor apartments and suites as well as swimming pool, sauna, jaccuzzi

1984

Second marriage Helmuth Thomas with Brigitte Thomas, one child (Vanessa)

1985

Renovation: Apartments and Suites in main building in 1^st and 2^nd floor and new main kitchen

1986

Building of conference facilities  up to 250 persons  and Vitrine restaurant

1990

closed at summer, new rooms in main building 3^rd and 4^th floor and 1^st and 2^nd floor in middle wing and rebuilding Happy Saloon

1990

Building of new Staff house for 60 staff members “Haus Brigitte"

1993

Hotel terrace and extension of hotel underneath the hotel terrace

1994

Instauration of hotel entry, purchase of green area at the back of the hotel (2650 m²)

1996

New hotel restaurant and restaurant “Pipamex” replacing “Kneipe”
Three winters in a row with little snow, very small investments

2000

New Restaurant “La Trattoria” replacing “Thomas Pub”

2002

Alterations in Arena Dancing and New Ski & boot room

2004

New “Asian Wok Restaurant” in the Vitrine Restaurant

2006

New Suites at 3^rd and 4^th floor, replacing the apartments dating from 1980 and building of new reception

2007

New paint-coating (old colours outside the hotel, blond replacing dark )
new lift  from carrying 4 to carry 7 persons

2008

Rebuilding of Discotheque “Arena Dancing” into Restaurant “Pipamex-Fancy Salsa Restaurant” as well as Rebuilding of the old “Pipamex” into “Smoker´s Lounge” and “Kaiserstube”

2009