THE HASTAG PRINCIPLE

Our divisions work together successfully under this principle.

Civil engineering, special civil engineering, geothermal energy, gravel, concrete and disposal

YOUR BENEFITS AT A GLANCE:

Only one contact person

Coordination by HASTAG

Experience and know-how

cross-divisional

Cost savings

Short construction time

Good quality

Reliability 

Story

2017

GOSSAU CONCRETE PLANT

Commissioning of the new Gossau concrete plant with recycling area

2016

DAY OF THE CLOSED GRAVEL PIT

Final farewell to Niederbüren with a "day of the closed gravel pit"

2016

NEW GRAVEL WASHING PLANT IN ARNEGG

Installation of a new gravel washing plant with sword washing and sludge press in the Stöcklen gravel pit, Arnegg

2015

NEW CONSTRUCTION OF A RECYCLING AREA

New construction of a recycling area at the new, closed-track concrete plant in Gossau

2015

RECLAMATION

Recultivation with ecological compensation areas in Niederbüren

2013

NEW WORKSHOP BUILDING

New workshop in the St. Gallen workshop

2013

CLOSURE OF THE GRAVEL AND CONCRETE WORKS IN NIEDERBÜREN

Closure of the gravel and concrete works in Niederbüren

2010

FOUNDING OF ALTEGG DEPONIE AG

Establishment of ALTEGG Deponie AG with commissioning of the inert material landfill

2010

SALE OF HASTAG ST. GALLEN AG

Sale of HASTAG St. Gallen AG to Specogna-Holding AG, Kloten Change of name to HASTAG St. Gallen Bau AG

2004

SALE OF THE HASTAG GROUP

Sale of the HASTAG Group to JURA-Holding, subsidiary of CRH plc, Integration Civil Engineering Winterthur

2002

NEW MARKET PRESENCE Kies AG

St. Gallen becomes HASTAG St. Gallen with the simultaneous integration of Spezialtiefbau AG St. Gallen and Grundag AG, Gossau

2001

PURCHASE OF GRUNDAG AG

Purchase of Grundag AG, Gossau

2001

ACQUISITION OF THE ROMANSHORN CONCRETE PLANT

Acquisition of the Romanshorn concrete plant

1997

PURCHASE OF SPEZIALTIEFBAU AG ST. GALLEN

2001

Purchase of Spezialtiefbau AG

St. Gallen 2001

1995

SALE OF KIES AG

ST. GALLEN GROUP Sale of Kies AG St. Gallen Group to Stutz Verwaltungs AG, Birmensdorf

1993

ACCIDENTAL DEATH OF LEO CORAZZA Accidental death of Leo Corazza (co-owner, responsible for Kies AG St. Gallen)

1992

OPENING OF THE MÖRSCHWIL CONCRETE PLANT

Opening of the Mörschwil concrete plant

1982

ESTABLISHMENT OF THE BRANCHES

Foundation of the Rorschach and Sirnach / Wil branches of the civil engineering division

1982

OPENING OF THE GOSSAU CONCRETE PLANT

Opening of the Gossau concrete plant

1975

COMMISSIONING OF THE STÖCKLEN GRAVEL PIT

Commissioning of the Stöcklen gravel pit, Arnegg

1970

OPENING OF THE NIEDERBÜREN CONCRETE PLANT Opening of the Niederbüren concrete plant

1962

OPENING OF THE NIEDERBÜREN GRAVEL PLANT

Opening of the Niederbüren gravel plant

1952

CHANGE OF NAME TO "KIES AG ST. GALLEN"

Change of name to "Kies AG St. Gallen" with operation of gravel works, execution of civil engineering works and transports

1949

COMMISSIONING OF THE GRAVEL WORKS IN RIETLI, GOLDACH

Commissioning of the gravel works in Rietli, Goldach

1938

THIS CREATES THE "AG FOR COAL PRODUCTION"

This resulted in the "AG for Coal Production", which mined coal in Mörschwil during the war years

1930

CHANGE OF NAME TO "CORAZZA + SONS"

Change of name to "Corazza + Sons"

1909

FOUNDATION OF "GEREMIA CORAZZA, AKKORDANT, ENGELBURG"

Founding of the simple society "Geremia Corazza, Akkordant, Engelburg"