General contractor in
Jona

14 companies in General contractor based in Jona — name and year of registration from the commercial register. The list below shows them all.

Companies

All 14 companies in Jona

Toneatti AG Jona Logo

Toneatti AG Jona

Since 1999 · 11–20 empl.4.7(12)

Toneatti AG Jona is a construction company that provides building and civil engineering services, undertakes renovation projects, acts as general and total contractor, and offers geomatics and surveying services.

General contractorCivil engineeringBuilding constructionConversion works
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #1
Arkus Immobilien AG Logo

Arkus Immobilien AG

Since 2010 · 1–10 empl.

Arkus Immobilien AG is a real estate services company offering property management, leasing, sales and property accounting for residential and commercial properties, including condominium and co‑ownership communities. The firm uses digital tools to organise processes and advises owners on energy-efficiency measures.

General contractorProperty ManagementLettingSale of Real Estate
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #2
MPK Architekten AG Logo

MPK Architekten AG

Since 2015 · 1–10 empl.

The core activity of MPK Architekten AG is the planning and realization of construction projects, particularly in the field of residential construction, including the new construction and renovation of multi-family homes, single-family homes, residential and commercial buildings, and the repurposing of existing buildings.

General contractorArchitectural planningProject studies and design plans
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #3
Büsser Hausbau AG Logo

Büsser Hausbau AG

Since 2009 · 1–10 empl.3.8(4)

Büsser Hausbau AG is a timber construction company that designs and builds residential, commercial and agricultural buildings. Its services include timber construction, prefabricated elements, joinery, roofing and rental offerings.

General contractorTimber constructionTimber element constructionRental offers
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #4
K Plus Architekten AG Logo

K Plus Architekten AG

Since 2013 · 1–10 empl.4.3(3)

The core activity of K Plus Architekten AG is the planning, design and realization of construction projects, particularly in the field of architecture, taking into account aspects such as energy efficiency, sustainability and aesthetics. The company offers services such as feasibility studies, preliminary projects, construction supervision and project management, and works closely with clients, building owners, partners and other stakeholders to develop individual solutions for residential and commercial properties.

ArchitectArchitectural designConversion and renovationNew residential developments
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #5
Gresch Immo-Service Logo

Gresch Immo-Service

Since 2012 · 11–20 empl.5.0(1)

Gresch Immo-Service brokers and manages rental properties, including apartments and houses in several locations in the region. The website also provides contact details and an imprint referencing Gresch Living GmbH.

General contractorResidential property letting
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #6
HEMA Generalunternehmung AG Logo

HEMA Generalunternehmung AG

Since 2002 · 11–20 empl.

The core activity of HEMA Generalunternehmung AG is the planning and execution of construction projects of all kinds, including the assumption and execution of general contractor and total contractor mandates. The company also provides services in the sale and rental of real estate and is constantly searching for building land in the Zurich Lake and Zurich Oberland regions.

General contractorGeneral contractor and total contracting contractsPlanning and execution of structuresSale of real estate
No score yet
IA

Iconet AG

Since 2006 · 1–10 empl.

Engineer
No score yet
EW

E. Weber AG

Since 2008 · 1–10 empl.

Civil works
No score yet
SA

Simicasa AG

Since 2012 · 1–10 empl.

General contractor
No score yet
GA

Gubelstein AG

Since 2018 · 1–10 empl.

Construction manager
No score yet
AA

AKS Abdichtungs-Planung AG

Since 2021 · 1–10 empl.

General contractor
No score yet

General contractor in Jona

14General contractorCommercial register (Zefix) · as of November 5, 2026
2012Median year of registrationCommercial register (Zefix) · as of November 5, 2026
549in the Canton of St. GallenCommercial register (Zefix) · as of November 5, 2026
9,199in SwitzerlandCommercial register (Zefix) · as of November 5, 2026
Locations

General contractor in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of November 5, 2026