Architect in the
Canton of St. Gallen

675 companies in Architect based in the Canton of St. Gallen — name and year of registration from the commercial register.

Companies

50 of 675 companies

Domus Leuchten und Möbel AG Logo

Domus Leuchten und Möbel AG

Since 2003 · 11–20 empl.4.7(28)

The company Domus primarily deals with the planning, consulting and execution of furnishing projects for residential and commercial spaces. This includes the development of individual furnishing concepts, the selection and delivery of furniture, lighting and textiles, as well as the implementation of renovation and installation work. In addition, the company also offers consulting services in the areas of interior architecture, color concept and sustainability.

ArchitectInterior designResidential furnishing planningCommercial furnishing planning
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #1
Daluz Gonzalez & Partner AG Logo

Daluz Gonzalez & Partner AG

Since 2014 · 11–20 empl.4.8(27)

Daluz Gonzalez & Partner AG is an architectural firm providing design and planning services for residential buildings and interior architecture. The firm works on various building typologies—multi‑family housing, single‑family houses and villas—and coordinates project-specific specialists such as structural engineers and building services planners.

ArchitectArchitectural officeInterior design
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #2
Kobelt AG Logo

Kobelt AG

Since 1964 · 51–100 empl.4.6(20)

The core activity of Kobelt AG is the construction of turnkey houses, particularly high-quality and solid single-family homes, multi-family homes, semi-detached houses, and wooden houses, as well as providing general contractor services in the field of house building.

ArchitectSingle-family homeSemi-detached houseMulti-family building
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #3
Alte Textilfabrik Stoffel AG Logo

Alte Textilfabrik Stoffel AG

Since 1975 · 11–20 empl.4.7(26)

Alte Textilfabrik Stoffel AG is developing the former factory site into a neighbourhood with homes, studios and commercial spaces. The project repurposes historic factory buildings and adds new buildings.

ArchitectCondominium apartmentsRental apartmentsCommercial space
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #4
skizzenROLLE Logo

skizzenROLLE

Since 2009 · 1–10 empl.5.0(13)

das Unternehmen skizzenROLLE is an architectural firm that specializes in the planning and realization of individual residential houses and renovations. The core activity of the company includes consulting, analysis, planning and execution including construction management of building projects. skizzenROLLE is a MINERGIE specialist partner.

ArchitectConsultationPlanningExecution
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #5
Zili AG Logo

Zili AG

Since 1975 · 11–20 empl.4.8(26)

Zili AG is an architecture and general contracting firm that plans and carries out new builds, conversions and renovations. Its services also include building analyses, property valuations, and energy and fire safety consultancy.

ArchitectOverall planning and home constructionConversion, renovation and extensionRenovation for property management
ranQ Trust Score 4.4 out of 5.0, rated Very high, Rank #6
Schällibaum Bau- und Projektmanagement AG Logo

Schällibaum Bau- und Projektmanagement AG

Since 1987 · 101–500 empl.4.3(9)

Schällibaum Bau- und Projektmanagement AG provides services in architecture, civil engineering and geomatics. The firm delivers comprehensive services from consulting and project planning to realisation and offers technical services such as bridge and tunnel engineering, water and infrastructure works, BIM and surveying including drone and mobile mapping.

ArchitectCivil engineeringArchitectureGeomatics
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #7
J. Eisenring AG Logo

J. Eisenring AG

Since 1979 · 1–10 empl.4.5(39)

The core activity of J. Eisenring AG is the comprehensive consulting and planning in the field of building land, properties and architecture. The company offers services such as consulting, planning and sales of properties and has many years of experience in the planning sector as well as in the real estate trade. It is an architectural firm that also acts as a general contractor and offers turnkey solutions.

ArchitectArchitecture and Building PlanningGeneral Contractor ServicesProperty Sales
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #8
Relesta AG Logo

Relesta AG

Since 2004 · 21–50 empl.4.4(8)

The core activity of Relesta AG is the planning, realization and marketing of residential construction projects, in particular the development and construction of residential properties, taking into account the highest quality standards, sustainability and integral working methods.

ArchitectResidential property developmentArchitecture and planningGeneral contracting
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #9
S + L Architektur AG Logo

S + L Architektur AG

Since 2013 · 21–50 empl.4.7(14)

S + L Architektur AG provides architectural and planning services along with project development, construction management and site supervision. The firm acts as a general or total contractor, offers land and property brokerage and complementary services such as site assessments, energy concepts and regulatory clarifications.

ArchitectArchitecture & PlanningProject Development & Construction ManagementConstruction Site Supervision
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #10
Wäspe + Partner AG Logo

Wäspe + Partner AG

Since 1989 · 11–20 empl.4.4(19)

The core activity of Wäspe + Partner AG is the development, planning, realization and marketing of real estate, particularly in the area of new construction, renovation and sale of residential and commercial properties in Eastern Switzerland. This also includes services such as market value assessment, consulting, creation and negotiation of sales documents.

ArchitectArchitectural servicesNew-build projectsReal estate sales
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #11
Hubatka Peyer Architektur AG Logo

Hubatka Peyer Architektur AG

Since 2004 · 11–20 empl.4.5(15)

The core activity of Hubatka Peyer Architektur AG is the planning and realization of architectural projects, including concept, renovation, refurbishment and new construction of buildings such as single-family homes, multi-family homes, kindergartens and showrooms.

ArchitectArchitectureRenovation and Refurbishment
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #12
Ambiente Einrichtungskonzepte AG Logo

Ambiente Einrichtungskonzepte AG

Since 2002 · 11–20 empl.4.4(15)

Ambiente Einrichtungskonzepte AG plans and delivers interior concepts for homes and workplaces. Its services include interior architecture, spatial design, furniture, lighting and home textiles, as well as consultation, planning and implementation.

ArchitectOffice conceptsLiving space conceptsInterior design
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #13
Architekten Zogg & Freuler, Inhaber Heinz Zogg Logo

Architekten Zogg & Freuler, Inhaber Heinz Zogg

Since 1992 · 1–10 empl.5.0(10)

Architekten Zogg & Freuler, Inhaber Heinz Zogg is an architectural and general contracting practice providing planning, project management and construction services. Offerings include new builds and renovations for single- and multi-family houses, commercial and public buildings, land offerings, financing advice, color-concept services and Minergie-related services.

ArchitectSingle-family homesMulti-family buildingsConversions and renovations
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #14
Gebr. Schöb AG Logo

Gebr. Schöb AG

Since 1993 · 11–20 empl.4.3(15)

The core activity of Gebrüder Schöb AG is the provision of services in the field of timber construction, including architecture, timber construction and carpentry. The company offers innovative solutions for the construction of buildings and other timber structures and is involved in the planning, execution and assembly of timber structures.

ArchitectArchitectureElement constructionJoinery
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #15
Jud Architekten AG Logo

Jud Architekten AG

Since 1999 · 1–10 empl.4.8(8)

Jud Architekten AG is an architecture practice that designs, plans and delivers building projects. Its services include new construction, conversions and renovations, as well as feasibility studies, detailed planning, cost management, tendering, construction supervision and property management.

ArchitectArchitectural planningNew constructionConversions and extensions
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #16
Ziegler + Partner Architekten AG Logo

Ziegler + Partner Architekten AG

Since 2012 · 11–20 empl.4.7(19)

Ziegler + Partner Architekten AG is an architectural firm that designs and oversees projects including new construction, renovation, conversions and site development.

ArchitectArchitectureConstruction managementConstruction consulting
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #17
PS Planungsbüro Schubiger AG Logo

PS Planungsbüro Schubiger AG

Since 1995 · 11–20 empl.4.6(13)

The company PS Planungsbüro Schubiger AG is an architectural firm specializing in the planning and realization of construction projects. The core activities include the development of individual concepts for new buildings and renovations of single-family homes, multi-family homes, industrial buildings, and other properties. The company provides comprehensive services, from the initial idea to the final execution, including accompanying the clients in every phase of the project.

ArchitectPlanning and construction of single-family homesPlanning and construction of multi-family homesPlanning of industrial buildings
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #18
4D Holzarchitektur GmbH Logo

4D Holzarchitektur GmbH

Since 2007 · 1–10 empl.5.0(6)

4D Holzarchitektur GmbH is an architecture and planning firm focused on timber architecture, offering architectural, interior-design and client-representation services. The firm supports new-build, conversion and extension projects from concept to realization and provides 3D scanning and development of wooden properties.

ArchitectArchitectureInterior DesignClient Representation
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #19
Flühler Architektur GmbH Logo

Flühler Architektur GmbH

Since 2009 · 11–20 empl.5.0(15)

The core activity of Flühler Architektur is the planning and realization of construction projects, including architecture, interior design and building planning. The company offers services such as house analyses, competitions, studies and construction projects, and also deals with building outside of building zones.

ArchitectArchitectural planningCompetition architectureHouse analyses
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #20
Gebr. Giezendanner AG Logo

Gebr. Giezendanner AG

Since 2014 · 21–50 empl.4.9(8)

The core activity of Gebr. Giezendanner AG encompasses the planning, design, manufacturing and acceptance of timber construction, carpentry and architectural projects. This includes, in particular, the production of wood products such as furniture and building components, as well as the provision of architectural and engineering services for timber construction. The company thus offers a comprehensive service from planning to execution of timber construction and carpentry projects.

ArchitectArchitectureTimber framingJoinery
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #21
CRISTUZZI Immobilien-Treuhand AG Logo

CRISTUZZI Immobilien-Treuhand AG

Since 1983 · 11–20 empl.3.2(9)

CRISTUZZI Immobilien-Treuhand AG ist ein Dienstleister im Immobilienbereich, der Verkauf, Bewirtschaftung, Erstvermietung, Beratung und Bewertungen für Wohn- und Gewerbeliegenschaften anbietet. Ihr vertrauensvoller Partner für den gesamten Immobilienlebenszyklus. Von der ersten Idee bis zur langfristigen Bewirtschaftung stehen wir an Ihrer Seite. Unsere Dienstleistungen decken alle Aspekte der Immobilienentwicklung, -bewertung, -vermarktung, -bewirtschaftung und Erstvermietung ab.

ArchitectReal estate salesPlanningConstruction Management
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #22
remo marc nüesch ag, möbel- und raumgestaltung Logo

remo marc nüesch ag, möbel- und raumgestaltung

Since 2007 · 1–10 empl.5.0(4)

remo marc nüesch ag, möbel- und raumgestaltung produces custom furniture and interior joinery for residential and commercial spaces, offering fitted cabinets, bespoke furnishings and cigar humidors (Nüesch Humidore) and presenting its work in a showroom.

ArchitectCustom-made Furniture and Interior Fit-outCustom KitchensCustom Bathrooms
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #23
N2A AG Logo

N2A AG

Since 2014 · 11–20 empl.5.0(6)

The core activity of N2A AG is the provision of architectural services, including project development, urban planning, architecture, construction management and interior design. The company focuses on creating living and residential spaces for various needs and offers its services both nationally and internationally.

ArchitectProject developmentArchitectureProject management
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #24
Trunz Wirth AG Logo

Trunz Wirth AG

Since 1991 · 11–20 empl.5.0(6)

Trunz Wirth AG works in architecture and construction management. The company plans residential, public, commercial and industrial buildings and supports building projects from cost estimates and tendering through site management to final accounting. Its services also include conversions, renovations and school-space planning.

ArchitectArchitectureConstruction managementSchool space planning and school construction
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #25
Baumschlager Eberle St.Gallen AG Logo

Baumschlager Eberle St.Gallen AG

Since 2006 · 101–500 empl.4.7(3)

Baumschlager Eberle St.Gallen AG is an architectural practice offering architectural and general planning services across all project phases, including feasibility and design studies, project and construction management, and execution planning. The office works on projects ranging from masterplans to private houses and emphasizes sustainable, energy-efficient solutions, timber construction and the use of current design tools and BIM workflows.

ArchitectArchitecture and general planningUrban planning and master planningRenovation and building in existing stock
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #26
DS Architektur AG Logo

DS Architektur AG

Since 1996 · 11–20 empl.4.5(11)

The core activity of DS Architektur AG is the analysis, planning and implementation of multi-family houses with rental and owner-occupied apartments.

ArchitectGeneral planner servicesDesign and planning of apartment buildingsSite management and construction management
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #27
K&L Architekten AG Logo

K&L Architekten AG

Since 1999 · 21–50 empl.5.0(4)

K&L Architekten AG is an architectural practice providing design, project and planning services for residential, commercial, sports and public buildings as well as site developments. The firm undertakes competitions, studies and construction projects with an emphasis on integrated planning, sustainability and timber construction.

ArchitectArchitecture and general planningResidential constructionSports and swimming facilities
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #28
Carlos Martinez Architekten AG Logo

Carlos Martinez Architekten AG

Since 1999 · 21–50 empl.3.9(20)

Carlos Martinez Architekten AG is an architecture practice that plans and delivers buildings. It supports projects from concept through use and develops tailored spatial designs that take account of their context and economic, aesthetic and social considerations.

ArchitectArchitectural designProject development and construction managementInterior design and spatial planning
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #29
Haueis AG, Ladenbau & Architekturwerkstatt Logo

Haueis AG, Ladenbau & Architekturwerkstatt

Since 1999 · 1–10 empl.5.0(3)

The core activity of Haueis AG is shopfitting, residential construction, interior architecture, and the planning of bakeries. They offer comprehensive services in these areas, from strategy to implementation, and focus on creating high-quality, well-structured spaces that evoke emotions and meet the needs of their customers.

ArchitectRetail fit-outInterior designResidential construction
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #30
AKKURAT AG Logo

AKKURAT AG

Since 2018 · 1–10 empl.4.6(9)

The core activity of Akkurat AG is the planning and realization of construction projects, particularly in the areas of residential, commercial and special buildings. The company develops and implements projects such as multi-family homes, single-family homes, office buildings, commercial buildings, hospitals and event spaces.

ArchitectArchitecture and Project Development
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #31
Piceci Architekten AG Logo

Piceci Architekten AG

Since 2007 · 1–10 empl.4.6(9)

The core activity of Piceci Architekten AG is the planning, realization and construction management of construction projects, particularly in the field of architectural planning and realization of residential and commercial buildings. This includes services such as project planning, execution and detailed planning, construction management and construction management, general planning, total contracting, as well as client consulting and representation.

ArchitectPlanningSite Supervision and Construction ManagementClient Advisory and Representation
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #32
Bauweberei Architekten AG Logo

Bauweberei Architekten AG

Since 2008 · 11–20 empl.4.6(5)

Bauweberei Architekten AG provides architectural design, construction management, general planning and consulting services. It works with clients and partners to plan building projects and can oversee them from the initial idea through to completion.

ArchitectArchitectureResidential buildingsCommercial buildings
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #33
Starhaus AG Logo

Starhaus AG

Since 2014 · 11–20 empl.5.0(4)

The Starhaus AG is a general contractor based in Rorschach, specializing in the planning, design and construction of residential buildings. In addition to project development and architectural planning, the company also provides support with financing issues and questions related to building land.

ArchitectConstruction consulting and site supervisionHome buildingProject development
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #34
RLC Architekten AG Rheineck Logo

RLC Architekten AG Rheineck

Since 1981 · 21–50 empl.5.0(4)

RLC Architekten AG Rheineck provides architectural and project development services, including general planning, digital design (BIM) and project management for residential, industrial, office and leisure buildings.

ArchitectArchitectureDigital ConstructionProject Management
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #35
Huser Schnell Architekten AG Logo

Huser Schnell Architekten AG

Since 2012 · 11–20 empl.4.4(7)

The core activity of Huser Schnell Architekten is the planning, design and construction management of building projects, particularly in the field of architecture, with a focus on single-family homes, multi-family homes and other construction projects.

ArchitectArchitectural planning
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #36
Bänziger Lutze Architektur AG Logo

Bänziger Lutze Architektur AG

Since 1993 · 11–20 empl.4.8(5)

The core activity of Bänziger Lutze Architektur AG is the provision of architectural services.

ArchitectArchitectural planningFeasibility studies and potential analysesProject design and permitting procedures
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #37
raumfindung architekten AG Logo

raumfindung architekten AG

Since 2008 · 21–50 empl.4.8(5)

The company primarily deals with architecture and planning of construction projects, particularly with the development of solutions for demanding construction tasks and the implementation of individual spatial requirements into built reality. The core activity includes the planning and realization of buildings, apartments, schools, cultural centers and other construction projects, with a focus on designing living spaces and promoting good building culture.

ArchitectFeasibility studies and preliminary studiesArchitectural planning for buildingsCompetition and study commissions
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #38
Forma Architekten AG Logo

Forma Architekten AG

Since 1999 · 11–20 empl.5.0(3)

The company's core activity is the provision of banking services.

ArchitectFeasibility studiesNew construction of multi-family homesAlterations to existing buildings
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #39
Schlegel + Hofer, Dipl. Architekten AG Logo

Schlegel + Hofer, Dipl. Architekten AG

Since 1985 · 1–10 empl.

Die Schlegel + Hofer Dipl. Architekten AG is an architectural firm with locations in Buchs SG, Grabs SG and Altendorf SZ. Since 1985 the office plans and realises building projects in Werdenberg, the St. Gallen Rhine Valley and the March: single-family and multi-family houses, public buildings as well as industrial, commercial and agricultural buildings. The range of services extends from the initial idea through planning, building permit submission and cost estimation to construction management and the client representation – all from one source. A well-coordinated team of architects and construction managers personally accompanies private, commercial and public clients, ensuring deadlines and cost safety.

ArchitectArchitectural ServicesFeasibility studies and condition assessmentsConstruction Management and Cost Planning
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #40
Ehle Wirth Architekten AG Logo

Ehle Wirth Architekten AG

Since 1969 · 1–10 empl.

The core activity of EHLE WIRTH Architekten AG is the provision of architectural services, including planning, design and realization of construction projects. The company offers its services for long-term and sustainable cooperation with customers and business partners, and values a partnership-based collaboration, mutual respect and trust.

ArchitectArchitectural services
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #41
AG für Planung und Bauleitung Altstätten SG Logo

AG für Planung und Bauleitung Altstätten SG

Since 1972 · 1–10 empl.

ArchitectPlanning and Construction Management
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #42
Filipaj Architektur AG Logo

Filipaj Architektur AG

Since 1976 · 1–10 empl.

The core activity of Filipaj Architektur AG encompasses the planning and construction of real estate for private builders, investors and on its own account, including feasibility studies, land development, project planning, execution and construction management. Additionally, the company offers rental and management services for its own properties.

ArchitectArchitectural planningConstruction executionRental apartments
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #43
Huber & Partner Wattwil AG Logo

Huber & Partner Wattwil AG

Since 1977 · 1–10 empl.

Huber & Partner Wattwil AG provides engineering and consulting services across energy, buildings, water, transport infrastructure and environmental management. Services include project and cost management, environmental planning and construction supervision, water supply and wastewater engineering, digital services and contractual support for operators.

ArchitectEngineering services for buildingsEnvironmental planning and environmental managementEngineering services in the water sector
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #44
Domes AG Walenstadt Logo

Domes AG Walenstadt

Since 1983 · 1–10 empl.

Domes AG Walenstadt is a property development company and part of the B + K Architekten AG website. The company is involved in the development of construction projects as well as the sale and rental of properties.

ArchitectReal estate development company
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #45
Urs Zangerl AG Logo

Urs Zangerl AG

Since 1984 · 1–10 empl.

The core activity of Urs Zangerl AG is the provision of services in the field of construction management, owner consulting and owner representation, particularly for administrations and property owners in Eastern Switzerland and the Zurich region.

ArchitectClient advisory – Client representationConstruction management
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #46
Frei & Gmünder AG Logo

Frei & Gmünder AG

Since 1984 · 1–10 empl.

Frei & Gmünder AG is an architecture firm that works on projects in education, housing, industrial and commercial buildings, houses, and special-purpose buildings. According to its website, it develops projects worldwide with a focus on sustainable, context-aware architecture and urban design.

ArchitectArchitectural servicesCompetition processing
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #47
Forrer Stieger Architekten AG Logo

Forrer Stieger Architekten AG

Since 1984 · 1–10 empl.

The company is an architectural firm specializing in the planning and execution of construction projects such as residential buildings, hotels, kindergartens and other buildings.

ArchitectArchitectural planningRenovations and conversionsCompetition planning
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #48
Pedrett AG Logo

Pedrett AG

Since 1986 · 1–10 empl.

The core activity of Pedrett AG is the general planning and architecture of real estate, particularly in the areas of residential, commercial, industrial and retail. The company offers comprehensive services ranging from consulting and site acquisition to planning, construction management and controlling, as well as operational and maintenance concepts.

ArchitectArchitecture and general planningProperty analysis and land acquisitionFeasibility studies and use models
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #49
Hutter Architektur u. Bauleitung AG Logo

Hutter Architektur u. Bauleitung AG

Since 1987 · 1–10 empl.

The core activity of Hutter Architektur + Bauleitung AG is the planning and implementation of construction projects, particularly the creation of individual architectural concepts and competent construction management, to create durable and aesthetically pleasing buildings.

ArchitectArchitectureConstruction management
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #50

Architect in the Canton of St. Gallen

675ArchitectCommercial register (Zefix) · as of November 5, 2026
2013Median year of registrationCommercial register (Zefix) · as of November 5, 2026
675in the Canton of St. GallenCommercial register (Zefix) · as of November 5, 2026
12,631in SwitzerlandCommercial register (Zefix) · as of November 5, 2026
Locations

Architect in the region

Point size by number of companies per place.

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