General contractor in the
Canton of Solothurn
215 companies in General contractor based in the Canton of Solothurn — name and year of registration from the commercial register.
50 of 215 companies
solHaus AG
Since 2013 · 1–10 empl.4.8(39)
solHaus AG provides total and general contracting, architectural services and construction management for residential and commercial buildings. Its services also include planning and carrying out conversions and renovations, as well as property brokerage, sales, management and valuations.
Erne Bau AG
Since 1983 · 21–50 empl.4.4(31)
Erne Bau AG is a construction company that operates as a builder and as a general and total contractor, providing main construction services including building construction, civil engineering, renovation, conversion and property maintenance.
Kobi Architektur AG
Since 2021 · 1–10 empl.4.9(35)
Kobi Architektur AG is an architectural firm providing planning and realisation services for new buildings, conversions and renovations. Its offerings include project design and coordination, barn and house conversions, extensions and refurbishment, property valuation and project development, and acting as a general contractor.
Fluri AG, Planung und Generalbau
Since 2005 · 11–20 empl.5.0(11)
Fluri AG, Planung und Generalbau is an architecture practice and general contractor. It handles all phases of architectural work and plans buildings using masonry, steel and timber construction.
WD comtec AG
Since 1992 · 21–50 empl.4.1(8)
WD comtec AG plans, builds and operates network infrastructure for communications networks. Its services include FTTH and cable network projects, fibre-optic and coaxial network construction, and the operation, maintenance and optimisation of existing networks.
Altermatt Hausbau AG
Since 2006 · 1–10 empl.4.9(7)
Altermatt Hausbau AG is a general building contractor that constructs standard house designs and individually planned new buildings. It also carries out renovations and conversions of existing properties.
Vrecani Impuls AG
Since 2001 · 1–10 empl.5.0(6)
Vrecani Impuls AG operates in the real estate sector and offers advice on buying, selling and managing homes and apartments. It presents residential development projects, including single-family and multi-family housing.
Zplus Architektur & Bauleitung GmbH
Since 2021 · 1–10 empl.4.8(21)
Peter Studer Holzbau AG
Since 1975 · 11–20 empl.
Peter Studer Holzbau AG is a timber construction and planning company. It plans and builds timber-frame structures, carries out traditional carpentry, new builds, conversions and renovations, and provides architectural planning, advice and maintenance services.
BFS Bauingenieure AG
Since 1989 · 1–10 empl.
BFS Bauingenieure AG is a civil and structural engineering firm. Its services include structural design for new and renovated buildings, local planning and cadastral work, road, sewer, water and utility planning, and engineering for excavations, retaining structures and rainwater treatment basins.
S+B Baumanagement AG
Since 1996 · 51–100 empl.
S+B Baumanagement AG provides construction management services, including client representation, consultancy and project control. Its activities also include project development, general planning, and responsibility for construction planning and execution as a general or total contractor.
baderpartner ag planen bauen nutzen
Since 1998 · 21–50 empl.
baderpartner ag planen bauen nutzen is an architecture firm working on site and building development. Its services include architecture, building renovation, general and project planning, spatial planning, energy and environmental planning, and construction management.
Lütolf, Waldschmidt + Partner GmbH
Since 2002 · 1–10 empl.
Lütolf, Waldschmidt + Partner GmbH is an architecture practice that also acts as a general contractor. It prepares studies, designs and construction plans, and provides construction management and cost control for residential, commercial and public-sector building projects.
Scioscia Engineering GmbH
Since 2004 · 11–20 empl.
Scioscia Engineering GmbH provides architectural and structural engineering services, project development and construction management. Offerings include feasibility studies, design and execution planning, permit and contract documentation, cost estimates, construction supervision, and general or total contracting with turnkey delivery.
BROTSCHI Hausbau GmbH
Since 2008 · 11–20 empl.
BROTSCHI Hausbau GmbH plans and delivers new builds, renovations, extensions and additional storeys. Its services include architecture, building-permit applications, construction management and cost control, as well as property valuations and assistance with property sales.
KreuzWerk AG
Since 2010 · 1–10 empl.
KreuzWerk AG is an architectural practice that plans, drafts, designs and builds projects ranging from bathroom renovations to industrial buildings. It also offers condominiums in a residential development.
Hayoz Architektur GmbH
Since 2012 · 1–10 empl.
The core activity of Hayoz Architektur encompasses primarily architectural services, general contracting, property management and sales/rental.
ruum gmbh
Since 2013 · 1–10 empl.
The core activity of the company "ruum architekten" is the planning and realization of construction projects in the field of high-rise buildings, in particular the creation of residential and research buildings, as well as the provision of services as an architect, general or total contractor.
S+B Baumanagement Holding AG
Since 2014 · 1–10 empl.
S+B Baumanagement Holding AG is the holding company of the S+B group, which operates in construction management. The group provides consultancy, project development, general planning, and general and total contracting services.
Matic GmbH
Since 2014 · 1–10 empl.
Matic GmbH is a general contractor for conversions, new construction and building renovations. Its activities include planning and project development.
Nova Wohnbau GmbH
Since 2016 · 1–10 empl.
Nova Wohnbau GmbH is a general contractor offering project development, planning, construction management, site supervision and renovation services. The company assumes project and execution responsibility as general contractor and coordinates architects and partners across project phases.
jäggi architekten ag
Since 2016 · 11–20 empl.
jäggi architekten ag operates a planning and architecture practice and acts as a general contractor for new builds and renovations. It also offers properties for sale.
Atelierbau Architektur AG
Since 1980 · 1–10 empl.
Architekturbüro Büttiker GmbH
Since 1995 · 1–10 empl.
The core activity of Architekturbüro Büttiker GmbH is the provision of services in the field of architecture and real estate brokerage. Specifically, this includes: Architectural services: building planning, construction management and digital building surveying; Real estate brokerage: brokerage of houses and apartments for sale or purchase. The company thus offers a combination of architectural and brokerage services to support customers in the planning, implementation and brokerage of real estate.
Bau & Form AG
Since 2011 · 1–10 empl.5.0(4)
Bau & Form AG is an architecture firm working on residential and commercial buildings. Its services include new construction, renovations and conversions, planning, project development, construction management and client representation.
RUWA Generalbau AG
Since 2004 · 1–10 empl.5.0(2)
RUWA Generalbau AG is a general planning and general contracting company with expertise in bespoke and standardised architecture. Its services include architectural design, comprehensive planning, turnkey construction and the purchase and sale of real estate.
BauWerk 11 GmbH
Since 2016 · 11–20 empl.4.3(7)
BauWerk 11 GmbH is an architectural firm providing design, project planning and execution for residential developments. Services include project and construction management, land-search advice, feasibility studies, cost estimates and regulatory checks.
insia AG
Since 2022 · 1–10 empl.
insia AG is a construction services company that manages the delivery of building projects. Its services include project organisation and management, construction supervision, quality, cost and schedule planning and monitoring, and work as a general or total contractor.
integral baumanagement ag
Since 2001 · 11–20 empl.4.0(4)
integral baumanagement ag is a construction planning and services firm offering architecture, construction management, project development, general planning, general and total contracting, and consulting services. The company oversees the planning and realization of building projects with emphasis on schedule, cost and quality control as well as architectural design and sustainability.
W. Thommen AG
Since 1976 · 1–10 empl.4.6(7)
W. Thommen AG is an architecture and planning company. Its activities include representing building owners, board mandates, start-up investments and company participations; together with partner companies, it also offers project development, construction management, construction fiduciary services, and general planning and total contracting.
Alpha Plan Bau GmbH
Since 2020 · 1–10 empl.
The core activity of Alpha Plan Bau GmbH is the overall management of construction projects, including consulting, planning, design and realization of new buildings, renovations, conversions, interior fittings, extensions and expansions, as well as damage management and construction management. The company assumes responsibility for the proper provision of all construction services and offers turnkey solutions.
Baumberger Bau AG
Since 1973 · 21–50 empl.5.0(2)
Baumberger Bau AG plans and delivers timber construction and building projects, from architectural design through to turnkey execution. Its services include carpentry, interior finishing, joinery, façade construction, carports, extensions and roof extensions.
Imowa Immobilien AG
Since 2020 · 1–10 empl.5.0(9)
Bujari Baumanagement GmbH
Since 2019 · 1–10 empl.4.7(6)
Bujari Baumanagement GmbH carries out building and civil engineering work on multi-storey buildings and single-family homes. Its services also include landscaping and outdoor works, renovations, and construction management.
rba architekten gmbh eth sia
Since 2014 · 1–10 empl.4.2(6)
The core activity of RBA Architekten is the planning, design and realization of new and renovation projects in the field of architecture.
Hotz Generalunternehmung AG
Since 2022 · 1–10 empl.
Hotz Generalunternehmung AG provides renovation services and project management for conversions. Its activities also include construction management, building work, property management, cleaning, maintenance and caretaker services.
Erard AG Architektur Baumanagement
Since 1997 · 1–10 empl.5.0(2)
Erard AG Architektur Baumanagement is an architecture and construction management firm. Its services include feasibility studies, design and project planning, construction planning and supervision, cost planning, and building valuations.
Ossig Renovaplan AG
Since 2018 · 1–10 empl.5.0(3)
Ossig Renovaplan AG provides integrated financing, architectural and construction services for new builds and renovation projects. Acting as a general contractor, the company handles project development, permit submissions, construction management and cost control, and coordinates execution trades such as carpentry, roofing, joinery, flooring, sanitary installations, painting, plastering and masonry.
Hediger & Partner AG
Since 2002 · 1–10 empl.5.0(1)
The core activity of Hediger & Partner AG is the planning and realization of construction projects in the fields of architecture, engineering and real estate. This includes in particular the creation of residential and commercial buildings, renovation and refurbishment of existing buildings, general planning and project management. The company offers holistic solutions that take into account architecture, technology, quality, costs and deadlines.
Priohaus AG
Since 2004 · 11–20 empl.4.2(6)
Priohaus AG provides architectural, construction management and real estate services. It plans and oversees new builds, conversions and renovations, manages construction and represents clients, and offers property valuation, sales, rentals, property management, building assessments and advice.
c2m architekten GmbH
Since 2009 · 1–10 empl.4.4(7)
Universal Home GmbH
Since 2022 · 1–10 empl.
Universal Home GmbH provides general contracting services, including the planning, coordination and execution of construction projects. Its services include conversions and renovations, as well as carpentry, painting, electrical, plumbing, tiling and masonry work.
hafen hoch 2 AG
Since 2020 · 1–10 empl.4.9(8)
hafen hoch 2 AG is an architecture practice offering architectural and spatial design services, from initial sketches through to interior design. It also uses drones, lasers and sensors to create digital records of existing buildings for renovation projects.
Architekturbüro 89m2 GmbH
Since 2022 · 1–10 empl.
The company 89m2 GmbH is an architectural firm specializing in the planning, development, and construction of real estate projects. The core activities include: architectural and engineering services, general planning, total and general contracting, renovations, modernizations, and restorations of all kinds, evaluation, project management, and construction supervision, feasibility studies and plausibility checks, and brokerage of plots and properties. The company offers consulting, planning, and development of private and professional construction projects and realizes small and large projects in various industries.
Fluri Gisler Immo AG
Since 1992 · 1–10 empl.5.0(1)
Fluri Gisler Immo AG is a real estate company engaged in property development, sales and management. Its services include land and property development, marketing of residential units and parking spaces, valuation reports and construction-related consulting.
mbbauleitung gmbh
Since 2013 · 1–10 empl.4.7(3)
mbbauleitung gmbh provides project and construction management, general and total contracting, and project development for construction and real estate projects. Its services include coordinating projects from planning through execution and handover.
FTG Mittelland AG
Since 2022 · 1–10 empl.5.0(5)
Frey Architekten AG dipl. Arch. ETH/FH/SIA
Since 2021 · 11–20 empl.4.6(5)
The core activity of Frey | Architekten AG is the planning, development and execution of architectural projects, including new buildings, conversions and renovations.
BauInvest 11 GmbH
Since 2023 · 1–10 empl.4.3(7)
BauInvest 11 GmbH is an architectural firm providing project planning, construction management and consulting services for residential and commercial building projects. Services include land-search and site advice, feasibility studies, cost estimates, detailed planning and support during execution.
Reanova GmbH
Since 2023 · 1–10 empl.
Reanova GmbH is a general contractor for building and renovation projects, providing planning and architectural services as well as masonry, plastering, painting, building services (Haustechnik) and flooring installations.
General contractor in the Canton of Solothurn
General contractor in the region
Point size by number of companies per place.
Source: commercial register (Zefix) · as of November 6, 2026
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