Real Estate Brokerage in
Altstätten SG

15 companies in Real Estate Brokerage based in Altstätten SG — name and year of registration from the commercial register. The list below shows them all.

Companies

All 15 companies in Altstätten SG

Müggler Immobilien & Co. Logo

Müggler Immobilien & Co.

Since 2002 · 1–10 empl.4.9(23)

Müggler Immobilien & Co. provides building-envelope services including planning, installation and maintenance of roofs, façades and photovoltaic systems. Its services include roofing, façade construction, building maintenance, PV installations, energy consulting and technical expert reports.

Real Estate BrokerageRoofingFacade constructionBuilding maintenance
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #1
Buchhaltungs- und Treuhand AG Altstätten SG Logo

Buchhaltungs- und Treuhand AG Altstätten SG

Since 1973 · 11–20 empl.

The core activity of the company "Buchhaltungs- und Treuhand AG" encompasses the provision of services in the following areas: Trust and corporate consulting, Auditing, Tax consulting and planning, Real estate management. The company thus offers a comprehensive range of services for companies, foundations, associations and private individuals in the aforementioned areas.

Fiduciary OfficesFiduciary services & business consultingAudit and reviewTaxes & law
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #2
Rheno Immobilia AG Logo

Rheno Immobilia AG

Since 2012 · 1–10 empl.5.0(7)

Rheno Immobilia AG is a fiduciary and advisory services company that supports businesses and private clients with accounting, tax advisory, auditing and controlling. Its services also include payroll and HR administration, succession planning, business consulting and property management.

Real Estate BrokerageProperty management
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #3
IMMO Rheintal GmbH Logo

IMMO Rheintal GmbH

Since 2024 · 1–10 empl.

IMMO Rheintal GmbH is a property management company offering management and letting services. Services include management of rental properties, condominium portfolios and commercial properties, tenant selection and handovers, financial administration, maintenance coordination and handling of damages and insurance cases.

Property ManagementRental property managementCondominium unit property managementCommercial property management
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #4
Fischlin Immobilienverwaltung Logo

Fischlin Immobilienverwaltung

Since 1997 · 1–10 empl.2.8(16)

Fischlin Immobilienverwaltung is a service company offering property management, marketing (sales) and maintenance of real estate. Its services also include property valuations and move-out inspections, and it acts as an intermediary between owners and occupants.

Property ManagementManagement of rental properties and condominium ownershipReal estate salesReal estate appraisal
ranQ Trust Score 3.7 out of 5.0, rated Solid, Rank #5
Hema Immobilien AG Logo

Hema Immobilien AG

Since 2004 · 1–10 empl.2.1(17)

Real Estate Brokerage
ranQ Trust Score 3.5 out of 5.0, rated Solid, Rank #6
EA

Endimo AG

Since 1977 · 1–10 empl.

Building Maintenance
No score yet
BA

Baffles-Immobilien AG

Since 1984 · 1–10 empl.

Real Estate Brokerage
No score yet
SK

Steiger Karl

Since 2004 · 1–10 empl.

Building Maintenance
No score yet
GB

gt bau-dienstleistung GmbH

Since 2010 · 1–10 empl.

Construction & Project Management
No score yet
IG

IMMOS GmbH

Since 2015 · 1–10 empl.

Construction & Project Management
No score yet
SV

Swiss Valuation Group AG

Since 2021 · 1–10 empl.

Real Estate Brokerage
No score yet

Real Estate Brokerage in Altstätten SG

15Real Estate BrokerageCommercial register (Zefix) · as of October 12, 2026
2010Median year of registrationCommercial register (Zefix) · as of October 12, 2026
1,062in the Canton of St. GallenCommercial register (Zefix) · as of October 12, 2026
17,684in SwitzerlandCommercial register (Zefix) · as of October 12, 2026
Locations

Real Estate Brokerage in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of October 12, 2026