Civil Engineering in
Jona

5 companies in Civil Engineering based in Jona — name and year of registration from the commercial register. The list below shows them all.

Companies

All 5 companies in Jona

Karl Rüegg Tiefbau und Transport AG

Since 1979

Civil engineering, utilities construction and road constructionTransportWaste disposal and recycling

View profile3.6(14)

KIBAG Bauleistungen AG

Since 2005

Road, civil engineering and demolition projects

View profile4.7(3)

JMS RISI AG Tief- und Spezialtiefbau

Since 2005

Civil engineeringSpecial deep constructionDismantling and recycling

View profile4.3(18)

Hagedorn AG

Since 2019

Road and civil engineeringServicesRecycled construction materials

View profile4.7(13)

nevos ag

Since 2022

PlanningCable-laying technologyFibre-optic technology

View profile3.9(8)

Civil Engineering in Jona

5Civil EngineeringCommercial register (Zefix) · as of August 26, 2026

2005Median year of registrationCommercial register (Zefix) · as of August 26, 2026

225in the Canton of St. GallenCommercial register (Zefix) · as of August 26, 2026

2,492in SwitzerlandCommercial register (Zefix) · as of August 26, 2026

Locations

Civil Engineering in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of August 26, 2026

Largest places

St. Gallen23 Oberriet SG7 Wattwil7 Wil SG7 Sevelen6 Buchs SG6 Mels5 Gossau SG5

Place axis

Other industries in Jona

All companies in Jona

Management Consulting51 Property Management40 IT Consulting & Services37 Technical Consulting & Engineering32 Holding Companies28 Software Development24 Real Estate Project Development23 Online Shops18 Plumbing & Building Services17 Fiduciary Offices17 Advertising Agencies17 Restaurants17 Facility Management & Cleaning16 Horticulture & Landscaping15 Real Estate Brokerage15 Painting & Plastering14 Auto Repair Shops14 Coaching & Personal Development13 Architecture Firms13 Mechanical Engineering Industry13 Hair Salons11 NGOs & NPOs10 Recruitment & HR Consulting10 Construction & Project Management9 Electrical Planning & Installation9 Clubs, Bars & Event Venues9 Industrial & Product Design8 General Contractors8 Timber Construction & Carpentry8 Sports & Recreation Instruction8 Solar & Photovoltaics8 Automotive & Vehicle Trade8 Wholesale - Machinery & Technical Equipment8 Catering8 Other Service Industries7 Photography7 Interior Construction7 Metal Construction7 Energy Suppliers7 Financial Services7 Pension Funds7 Electrical Industry7 IT Infrastructure & Cloud7 Continuing Education Institutes7 Retail - General Specialty Trade7 Repair of Machinery & Electronic Devices6 Physiotherapy6 Telecommunications6

Show all