Real Estate Project Development in
Winterthur

124 companies in Real Estate Project Development based in Winterthur — name and year of registration from the commercial register.

Companies

50 of 124 companies

Wohnbaugesellschaft Winterthur AG Logo

Wohnbaugesellschaft Winterthur AG

Since 1982 · 1–10 empl.4.1(68)

Wohnbaugesellschaft Winterthur AG is a housing organization that lists and manages rental apartments and oversees settlement and construction projects. It provides apartment-search information, plans new-build and refurbishment projects, and focuses on offering affordable housing and community-oriented living.

Real Estate Project DevelopmentResidential lettingHousing developmentRenovation and renewal planning
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #1
Wintimmo Treuhand und Verwaltungs AG Logo

Wintimmo Treuhand und Verwaltungs AG

Since 2008 · 21–50 empl.4.1(134)

The core activity of Wintimmo AG is real estate management, real estate brokerage services, initial rental and real estate development. The company offers individual and professional services to customers, including property management, real estate brokerage and development of real estate projects.

Property ManagementProperty managementReal estate brokerFirst letting
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #2
GanzImmo AG Logo

GanzImmo AG

Since 1977 · 11–20 empl.4.0(16)

The company's core activity encompasses real estate marketing, valuation, consulting and management. Specifically, the company offers the following services: Real estate marketing for sale and initial rental; Valuation of real estate and determination of market value; Consulting for buying and selling real estate; Management of rental and condominium properties; Support for renovations, renovations and other work in the real estate industry; Creation of regulations, rent calculations and value quota calculations; Taking over tasks such as mutation of the property, establishment of necessary annotations, prenotations and easements as well as co-ownership and condominium establishment.

Property ManagementProperty ManagementReal Estate MarketingReal Estate Valuation
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #3
Vivo35 AG Logo

Vivo35 AG

Since 2014 · 1–10 empl.4.8(12)

Vivo35 AG rents out furnished apartments and serviced apartments in Winterthur, particularly to private and business customers with high demands. The apartments are fully equipped and offer modern amenities such as a bathroom, kitchen, internet connection and TV.

Property ManagementServiced ApartmentsFurnished apartments for rentAdditional services for tenants
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #4
Baugenossenschaft Geiselweid Winterthur Logo

Baugenossenschaft Geiselweid Winterthur

Since 1927 · 1–10 empl.

The company's core activity is the development and marketing of residential properties, particularly apartments in central locations.

Real Estate Project DevelopmentCondominiumsGeiselweid residential project
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #5
Stiftung für Kleinsiedlungen Logo

Stiftung für Kleinsiedlungen

Since 1938 · 11–20 empl.

Stiftung für Kleinsiedlungen rents single-family homes in two residential settlements to young families with at least two children. The foundation’s housing includes the Schooren settlement (37 terraced single-family houses, 4.5- and 5.5-room units) and the Hölzliweg settlement (nine terraced single-family houses). Houses must be vacated when the children no longer live at home or when the youngest child turns 21.

Real Estate Project DevelopmentRental of terraced single-family housesManagement of small housing estates
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #6
Lüscher-Lüscher Architekten GmbH Logo

Lüscher-Lüscher Architekten GmbH

Since 2001 · 21–50 empl.

The company's core activity is the planning, development and realization of real estate and construction projects, including project development, interior architecture, furniture design, execution planning, project management and consulting. The company also offers specific services such as rental feasibility studies, land and property searches, facility management and building condition reports. The focus is on sustainable and ecologically responsible solutions.

Real Estate Project DevelopmentArchitectureStrategic PlanningConsulting
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #7
Bodensee Immobilien AG Logo

Bodensee Immobilien AG

Since 2005 · 11–20 empl.

The core activity of Bodensee Immobilien AG is the planning, realization, rental, management and utilization of real estate, as well as the trade in real estate and the provision of services in the real estate sector.

Real Estate Project DevelopmentLetting of residential and commercial propertiesPlanning and execution of construction projectsReal estate services
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #8
Grünmatt AG Logo

Grünmatt AG

Since 2005 · 1–10 empl.

The core activity of Grünmatt AG is the development and management of residential complexes, in particular the construction and rental of apartments.

Real Estate Project DevelopmentGrünmatt residential complexLetting of rental apartmentsLetting of ancillary rooms
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #9
Simkas AG Logo

Simkas AG

Since 2007 · 1–10 empl.

Simkas AG is a real estate company with a core competency in property development. The firm develops building projects from conception through leasing, invests in residential and commercial properties, and manages portfolio and property operations.

Property ManagementReal estate developmentProperty managementProperty leasing
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #10
RCMD AG Logo

RCMD AG

Since 2009 · 1–10 empl.

The core activity of RCMD AG is the independent consulting, management and development of real estate. They support private, institutional and public clients in real estate projects of all kinds, ensuring compliance with quality, cost and deadline specifications.

Owner's RepresentativeReal estateConsultingManagement
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #11
CORTI SPLEISS Projektentwickler AG Logo

CORTI SPLEISS Projektentwickler AG

Since 2009 · 11–20 empl.

CORTI SPLEISS Projektentwickler AG is a real estate project developer providing acquisition, project development and construction services. Its offerings include investment advisory, site and zoning development, owner representation, contract-related services, potential analyses, and sustainable planning and delivery of property projects.

Real Estate Project DevelopmentReal estate project developmentReal estate and land consultingSite development and zoning changes
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #12
P-Vision AG Logo

P-Vision AG

Since 2011 · 1–10 empl.4.4(11)

P-Vision AG develops, plans and delivers construction projects and provides services ranging from project development and financing to design and execution as a general or total contractor. Services include renovations and conversions, energy-related building refurbishment, and planning and realization of production and logistics facilities; the affiliated p-vision immobilien ag develops projects for its own portfolio and for the investor market.

General ContractorsProject developmentPlanning and execution as GP/GU/TURenovation and conversion
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #13
Amba Immobilien AG Logo

Amba Immobilien AG

Since 2012 · 1–10 empl.

The core activity of amba immobilien ag is real estate development, particularly in the development of residential and office properties. The company focuses on planning, implementing and managing real estate projects, in which it participates financially, thus taking on a high degree of responsibility and care for the projects.

Real Estate Project DevelopmentArchitectureTotal contractor projectsBuilding trusteeship
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #14
realkonzept GmbH Logo

realkonzept GmbH

Since 2015 · 1–10 empl.

The core activity of Realkonzept GmbH is consulting and expertise in the entire real estate cycle, including real estate consulting, portfolio management, owner representation, transition from construction to operation, owner costs, ancillary costs, energy management, facility management and contracting. In addition, the company also offers process and organizational consulting, coaching, supervision and team development.

Real Estate Project DevelopmentReal Estate AdvisoryProcess & Organisation Consulting
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #15
Zumo rooM AG Logo

Zumo rooM AG

Since 2020 · 11–20 empl.

The core activity of ZuMo AG encompasses three main areas: 1. **Architecture**: The company provides architectural services, including the planning and design of new buildings, conversions, and renovations. 2. **Construction Realization**: ZuMo AG takes care of the construction realization of projects, i.e., the implementation of architectural plans into reality. 3. **Real Estate/Management**: The company offers services in the field of real estate, including marketing, management, and valuation of properties. Overall, ZuMo AG thus offers a comprehensive range of services throughout the entire life cycle of a property, from planning and realization to management and marketing.

Real Estate Project DevelopmentReal estate project developmentConstruction executionArchitecture
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #16
CORTI SPLEISS Gesamtunternehmer AG Logo

CORTI SPLEISS Gesamtunternehmer AG

Since 2003 · 11–20 empl.

The company's core activity is providing services in the entire construction sector, including project development, general contracting, construction management, consulting, planning and implementation of construction projects, as well as specialized services such as hazardous substance remediation and renovation.

General Contractors
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #17
Sphera GmbH Logo

Sphera GmbH

Since 2020 · 11–20 empl.

The core activity of Sphera is the development and financing of sustainable real estate projects, particularly as a project developer and builder. RED Real Estate is a leading company in the field of real estate marketing and offers services in this area. Studio Jakob is a young architectural firm that realizes innovative and demanding construction projects and offers comprehensive services in the areas of conception, planning and implementation.

Real Estate Project DevelopmentDevelopment of sustainable real estate projectsSale of condominiums
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #18
Peter Winterthur AG Logo

Peter Winterthur AG

Since 1970 · 11–20 empl.4.0(11)

The core activity of PETER WINTERTHUR AG is the rental of commercial buildings, particularly spacious traffic areas and parking spaces in Winterthur.

Property ManagementLetting of commercial buildingsLetting of halls and workshop spacesLetting of storage spaces
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #19
ProSteg AG Logo

ProSteg AG

Since 2020 · 1–10 empl.

The core activity of ProSteg AG is the project-based support of property managers and communities in complex challenges related to condominium ownership and co-ownership. This includes in particular: * Accompanying renovation projects and change processes * Resolving unresolved disputes and conflicts * Supporting the creation of resolutions and motions * Coaching property managers * Analyzing and optimizing communities and properties * Providing legal advice and ensuring legal certainty ProSteg AG positions itself as an independent partner that relieves the management and objectively develops solutions to preserve the value of the properties and improve the quality of life for the residents.

Property ManagementConsulting and support for condominium ownershipProject-based support for renovations and change processesAnalysis of communities and properties
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #20
Zemaxis AG Logo

Zemaxis AG

Since 2014 · 1–10 empl.5.0(2)

The core activity of Zemaxis AG is the investment, development, consulting and marketing of luxury real estate, including the financing of construction projects through cooperation with private and business investors.

Building MaintenanceLuxury Real Estate TradingReal Estate Project DevelopmentReal Estate Advisory
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #21
WiREI AG Logo

WiREI AG

Since 2021 · 1–10 empl.

The core activity of WiREI AG is the realization and renovation of real estate, particularly single-family and multi-family homes, as well as property management. This includes new constructions, renovations and conversions of existing buildings, with the goal of creating sustainable living and residential spaces.

Real Estate Project DevelopmentNew builds / extensionsRenovationsProperty management
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #22
AUWIESEN IMMOBILIEN AG Logo

AUWIESEN IMMOBILIEN AG

Since 1915 · 11–20 empl.3.2(150)

The core activity of Auwiesen Immobilien AG is the provision of real estate services, particularly in the areas of residential and industrial & commercial properties. This includes, among other things: construction client trust, portfolio management, property and area management, marketing of real estate, rental of residential and commercial properties, and real estate management. The company thus offers a comprehensive range of services throughout the entire life cycle of real estate, from development and marketing to management and rental.

Owner's RepresentativeResidential property managementIndustrial & commercial property managementPortfolio management
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #23
Steiger & Partner Immobilien GmbH Logo

Steiger & Partner Immobilien GmbH

Since 2022 · 1–10 empl.

Steiger & Partner Immobilien GmbH is a real estate firm offering brokerage services for property purchases and sales, together with market analyses, marketing concepts, property valuations and advice on property-related legal and financing matters.

Real Estate BrokerageReal estate brokerageProperty search / search mandateReal estate valuation
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #24
BW Generalbau AG Logo

BW Generalbau AG

Since 1990 · 11–20 empl.3.2(9)

BW Generalbau AG is a total and general contractor that plans and executes new construction, conversion and renovation projects. The company also provides project development, construction management, site supervision and client advisory services.

General ContractorsProject developmentTotal contractingGeneral contracting
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #25
Wincasa AG Logo

Wincasa AG

Since 1998 · 500+ empl.1.9(84)

Wincasa is an integral real estate service provider offering a broad portfolio of services throughout the entire lifecycle of properties. The core activities include: Property Management (full or split mandate), Center and Mixed-Use Site Management, Construction Management (condition analyses, owner's trustee, construction management), Real Estate Consulting (strategy, sustainability, ESG reporting), Real Estate Marketing (promotion management, brand development), Sustainability Services (energy management, CO² reduction path, photovoltaics), and Settlement Coaching and Real Estate Community Management (RECM). The company thus provides comprehensive services for planning, construction, management, and revitalization of properties.

Facility Management & CleaningProperty ManagementCenter and Mixed-Use Site ManagementConstruction Management
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #26
Bähler Immobilien AG Logo

Bähler Immobilien AG

Since 2010 · 11–20 empl.5.0(1)

The core activity of Bähler Immobilien AG is the brokerage, management and development of real estate, particularly in the area of multi-family houses and building land in the cantons of Zurich, Thurgau or St. Gallen. This also includes consulting and construction supervision services for real estate projects.

Real Estate BrokerageReal estate project developmentAdvisory services and construction supervisionRental of residential properties
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #27
arch+bau GmbH Logo

arch+bau GmbH

Since 2014 · 1–10 empl.3.6(5)

The core activity of arch+bau GmbH is the provision of architectural services, particularly in the areas of new buildings, renovations, conversions and extensions. The company offers consulting, planning and implementation of construction projects and positions itself as a specialist for these services.

Architecture FirmsArchitectureProperty owner advisoryArea and project development
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #28
Sphera Immobilien 8048 AG Logo

Sphera Immobilien 8048 AG

Since 2024 · 1–10 empl.

Sphera Immobilien 8048 AG develops and finances sustainable real estate projects. The website presents the company as the project developer and client for a residential development with condominiums.

Real Estate Project DevelopmentSustainable real estate project development
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #29
R&S IMROT Immobilien GmbH Logo

R&S IMROT Immobilien GmbH

Since 2024 · 11–20 empl.5.0(5)

The core activity of IMROT Immobilien is the acquisition of plots of land with high development potential in and around the canton of Zurich, with the aim of selling and subsequently developing them. The company offers landowners a participation in the new construction, in addition to a sales price above market value.

Real Estate Project DevelopmentSale with participation in the new-buildNew-build saleDevelopment of new-build projects
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #30
Innovaplus integrale Planung GmbH Logo

Innovaplus integrale Planung GmbH

Since 2024 · 1–10 empl.

Innovaplus integrale Planung GmbH is a consulting, planning and project management company focused on the development and optimization of existing real estate assets. It provides condition assessments, integrated planning and client representation, with services spanning architecture, building services, energy and operations.

Technical Consulting & EngineeringConsulting and StrategyIntegrated PlanningProject Management
ranQ Trust Score 3.7 out of 5.0, rated Solid, Rank #31
Sphera Immobilien 8703 AG Logo

Sphera Immobilien 8703 AG

Since 2025 · 1–10 empl.

Sphera Immobilien 8703 AG develops and finances sustainable real estate projects. The website presents the company as a project developer and client for residential projects with a focus on energy-efficient construction.

Property ManagementCondominium project development
ranQ Trust Score 3.7 out of 5.0, rated Solid, Rank #32
Creodom Totalunternehmung AG Logo

Creodom Totalunternehmung AG

Since 2026 · 1–10 empl.

Creodom Totalunternehmung AG acts as a general contractor and assumes full responsibility for construction projects. The company provides project management, cost and schedule planning, coordination of specialist planners, site management, cost planning, and consulting for new-build, conversion, and renovation projects.

Construction & Project ManagementGeneral contractingConstruction project managementConstruction cost planning
ranQ Trust Score 3.5 out of 5.0, rated Solid, Rank #33
Simreal GmbH Logo

Simreal GmbH

Since 2026 · 1–10 empl.

Simreal GmbH provides property management and real estate administration for apartment buildings and commercial properties. The company handles commercial, technical and administrative tasks, as well as services related to sustainability, energy and project development.

Property ManagementProperty ManagementSustainability and Energy ConsultingArchitecture and Project Development
ranQ Trust Score 3.4 out of 5.0, rated Solid, Rank #34
Heinrich Peter AG Logo

Heinrich Peter AG

Since 1972 · 1–10 empl.

The core activity of Hch. Peter AG is the execution of earthworks, in particular excavation, demolition, building dismantling, concrete and bridge demolition.

Site PreparationExcavation workDemolition workExcavation shoring and excavation closures
No score yet
Lumatrade GmbH Logo

Lumatrade GmbH

Since 1998 · 1–10 empl.

The core activity of Lumatrade GmbH encompasses two main areas: 1. **Production and distribution of lighting products**: The company develops and distributes aesthetically pleasing and innovative lighting products. 2. **Real Estate**: Lumatrade GmbH is also active in the real estate sector, offering high-quality residential properties that meet the highest standards.

Property ManagementReal estate developmentReal estate rental
No score yet
Marsen Immobilien AG Logo

Marsen Immobilien AG

Since 2012 · 1–10 empl.

Marsen Immobilien AG is a Swiss company name, but the website content shown is for a flower and floristry business. The site offers online flower ordering, delivery, flower subscriptions, wedding and funeral arrangements, decorations, and floristry classes.

Property ManagementFlower subscriptionWedding floristryFuneral floristry
No score yet
Terra Partners AG Logo

Terra Partners AG

Since 2018 · 1–10 empl.

Terra Partners AG provides project development and analysis, architectural planning and execution services, and handles financing and fiduciary tasks for building projects.

Real Estate Project DevelopmentProject Development & AnalysisPlanning and ExecutionFinancing and Fiduciary Services
No score yet
Graf Liegenschaften GmbH Logo

Graf Liegenschaften GmbH

Since 2019 · 1–10 empl.

Graf Liegenschaften GmbH manages, sells and rents real estate. The firm provides property management for own and external buildings, offers partial financing or mortgage brokerage, sells investment properties and develops condominium projects with partner architects, primarily in the Zürich, Zug, Schwyz and Thurgau areas. It also maintains social housing, supports local associations and annually covers tenants' heating and ancillary costs as a holiday gift.

Property ManagementProperty managementReal estate salesReal estate financing
No score yet
Savic Immobilien AG Logo

Savic Immobilien AG

Since 2021 · 1–10 empl.

Savic Immobilien AG is a family-run company active in the sale and rental of residential properties. Its services include property and market analyses, professional exposés and online marketing, viewings, tenant screening, price negotiation and support through to notary completion, as well as valuation and marketing/investment advisory. The company operates primarily in the Winterthur area.

Property ManagementSale of real estateRental of real estateReal estate valuation and advisory
No score yet
imoen GmbH Logo

imoen GmbH

Since 2022 · 1–10 empl.

The core activity of the company "imoen" encompasses three main areas: 1. **Homestaging**: The company offers homestaging services, which involve visually enhancing living spaces and properties to make them more attractive to potential buyers or renters. 2. **Interior Architecture**: "imoen" also provides interior architecture services, focusing on the planning and design of interior spaces to create functional and aesthetically pleasing environments. 3. **Real Estate Development**: The company is also active in real estate development, which includes planning, developing, and managing property projects. These core activities are closely interconnected, enabling "imoen" to offer comprehensive solutions to customers in the fields of real estate and interior spaces.

Real Estate Project DevelopmentProperty Owner AdvisoryStyle ProfileReal Estate Development
No score yet
NOVIVA AG Logo

NOVIVA AG

Since 2022 · 1–10 empl.

The core activity of Noviva includes the development, management and consulting of real estate projects, particularly in the area of residential and building development. This includes the analysis and evaluation of plots of land and properties, project development, project management, accompaniment of planning and implementation phases, creation of project calculations and the brokerage of real estate. Additionally, Noviva offers consulting and representation services for builders, investors and other interested parties.

Owner's RepresentativeProperty developmentProject managementProject consulting and brokerage
No score yet
Solmontis Immobilien AG Logo

Solmontis Immobilien AG

Since 2025 · 1–10 empl.

Solmontis Immobilien AG is a real estate company focused on future-oriented property development. The website presents it as a partner for real estate projects.

Property ManagementReal Estate Development
No score yet
Immomag AG Logo

Immomag AG

Since 1971 · 1–10 empl.

Immomag AG presents itself on its website as a company active in the real estate sector, while the website is currently under construction. The site provides contact details in Winterthur as well as an email address and phone number.

Property Management
No score yet
Vivaniro AG Logo

Vivaniro AG

Since 1988 · 1–10 empl.

Property Management
No score yet
OPTIDOM AG Logo

OPTIDOM AG

Since 1991 · 1–10 empl.

General Contractors
No score yet
nosh immobilien AG Logo

nosh immobilien AG

Since 1999 · 1–10 empl.

Real Estate Project Development
No score yet
Immeo AG Logo

Immeo AG

Since 2017 · 1–10 empl.

Property Management
No score yet
Wachter Immobilien AG Logo

Wachter Immobilien AG

Since 2022 · 1–10 empl.

Property Management
No score yet
Rubikon AG Logo

Rubikon AG

Since 2025 · 1–10 empl.

Property Management
No score yet

Real Estate Project Development in Winterthur

124Real Estate Project DevelopmentCommercial register (Zefix) · as of October 10, 2026
2014Median year of registrationCommercial register (Zefix) · as of October 10, 2026
2,602in the Canton of ZurichCommercial register (Zefix) · as of October 10, 2026
26,019in SwitzerlandCommercial register (Zefix) · as of October 10, 2026
Locations

Real Estate Project Development in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of October 10, 2026