Building contractor in
Flums

6 companies in Building contractor based in Flums — name and year of registration from the commercial register. The list below shows them all.

Companies

All 6 companies in Flums

Rio Hermann Hoch- und Tiefbau GmbH Logo

Rio Hermann Hoch- und Tiefbau GmbH

Since 2007 · 1–10 empl.4.2(5)

Rio Hermann Hoch- und Tiefbau GmbH is a construction company carrying out building, civil engineering and renovation work. Its activities include excavation, concrete work, earthmoving and transport.

Building contractorBuilding constructionCivil engineeringSite works
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #1
GG

GulmenBau GmbH

Since 2013 · 1–10 empl.

Building contractor
No score yetUG

UB-Bau GmbH

Since 2023 · 1–10 empl.

Building contractor
No score yetGB

Grunaktiv Bau GmbH

Since 2023 · 1–10 empl.

Building contractor
No score yetBA

Bartholet Allround GmbH

Since 2025 · 1–10 empl.

Building contractor
No score yetKH

Kurath Home AG

Since 2026 · 1–10 empl.

Building contractor
No score yet

Building contractor in Flums

6Building contractorCommercial register (Zefix) · as of November 15, 2026
2023Median year of registrationCommercial register (Zefix) · as of November 15, 2026
538in the Canton of St. GallenCommercial register (Zefix) · as of November 15, 2026
8,475in SwitzerlandCommercial register (Zefix) · as of November 15, 2026
Locations

Building contractor in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of November 15, 2026

Largest places

St. Gallen63Wil SG19Buchs SG15Rorschach13Widnau11Altstätten SG11Sargans10Flawil10Kaltbrunn10Sevelen9
Industry axis

Building contractor in other places

Building contractor across Switzerland
St. Gallen63Wil SG19Buchs SG15Rorschach13Widnau11Altstätten SG11Sargans10Flawil10Kaltbrunn10Sevelen9Goldach9Ebnat-Kappel9Jona9St. Margrethen SG8Mels8Diepoldsau7Rheineck7Oberriet SG7Gossau SG7Niederuzwil7Oberuzwil7Zuzwil SG7Wattwil7Rorschacherberg6Bad Ragaz6Steinach6Wittenbach6Engelburg6Walenstadt6Rebstein5Sennwald5Wangs5Rapperswil SG5

By canton

Canton of Zurich990Canton of Vaud815Canton of Bern808Canton of Ticino704Canton of Valais562Canton of St. Gallen538Canton of Aargau528Canton of Geneva422Canton of Lucerne419Canton of Grisons391Canton of Fribourg301Canton of Schwyz268Canton of Thurgau266Canton of Zug262Canton of Solothurn231Canton of Basel-Country185Canton of Neuchâtel122Canton of Jura95Canton of Appenzell Outer Rhodes92Canton of Schaffhausen77Canton of Glarus60Canton of Obwalden56Canton of Nidwalden48Canton of Appenzell Inner Rhodes39Canton of Uri35
Place axis

Other industries in Flums

All companies in Flums
Real estate company13Holding company11Restaurant10Property developer9Garage7Car dealership7Engineer6Online shop6Metalwork5Painter5Plasterer5Hairdresser5Food manufacturer5Graphic designer5Transport company5