Building contractor in the
Canton of Aargau
401 companies in Building contractor based in the Canton of Aargau — name and year of registration from the commercial register.
50 of 401 companies
Estermann AG
Since 2006 · 11–20 empl.4.5(51)
Estermann AG is a construction company providing residential, industrial and commercial building, civil engineering and renovation services. Its offering includes project execution, exposed concrete and masonry work, and turnkey construction; the Estermann Baugruppe also comprises real estate development and plastering specialists to enable integrated project delivery.
Vanoli AG Zofingen
Since 1969 · 21–50 empl.4.4(61)
Vanoli AG Zofingen is a construction company providing building production and specialist services for rail and civil engineering projects. Its offerings include rail infrastructure and track construction, structural/engineering works, microtunneling, geomatics and surveying, project management and total/general contracting services.
Montana Bausysteme AG
Since 1963 · 11–20 empl.4.8(31)
Montana Bausysteme AG manufactures metal building components for roofs, façades and ceilings. Its products include trapezoidal, corrugated and cladding profiles, sandwich panels, liner trays and composite floor profiles.
Rocchinotti Bau AG
Since 1977 · 21–50 empl.5.0(27)
Rocchinotti Bau AG is a construction company carrying out building construction, renovations and civil engineering works. Its services also include customer support, work on historic buildings and specialist crane services.
Loosli Bau AG
Since 2000 · 21–50 empl.5.0(18)
The core activity of Loosli Bau AG encompasses the areas of construction, civil engineering, transportation, suction dredging, metal construction, trough service and tightness testing. The company thus offers a wide range of services in the construction industry, from planning and execution of construction and civil engineering projects to specialized services such as suction dredging and metal construction.
Huwiler & Portmann AG
Since 1981 · 51–100 empl.4.7(21)
Huwiler & Portmann AG is a construction company carrying out building and civil engineering projects, renovations and refurbishments. Its services include residential, industrial and commercial buildings, excavation, sewerage and utility lines, and façade renovation.
Leuthard Bau AG
Since 1999 · 21–50 empl.4.3(53)
Leuthard Bau AG is a construction services provider active in real estate project development and marketing, as well as building, civil engineering, road and façade construction. It also provides integrated services for construction projects.
Bächler Bau GmbH
Since 2020 · 1–10 empl.5.0(51)
Bächler Bau GmbH is a construction company carrying out new-build, renovation and refurbishment work. Its services include masonry and concrete work, core drilling, demolition, plastering and tiling.
Treier AG
Since 2013 · 51–100 empl.4.7(14)
Treier AG is a construction company offering building and civil engineering services as well as plastering. Its activities also include excavator vacuum services, conversions, extensions, renovations, refurbishments and work on historic buildings.
R. Kuster Bau GmbH
Since 2009 · 1–10 empl.5.0(17)
The core activity of R. Kuster Bau GmbH is the planning and execution of construction projects, including renovations, conversions and modifications to houses and gardens, as well as the implementation of civil engineering and construction work, interior finishing and gardening. The company offers comprehensive services for private and business customers, from planning to execution of construction projects.
Xaver Meyer AG
Since 2015 · 21–50 empl.4.5(52)
Xaver Meyer AG is a construction company providing architectural and general contracting services, including renovations and façade work. Its activities also include production of prefabricated concrete elements (element construction), garden/landscaping services and real estate brokerage and property management.
Notter Hochbau AG
Since 1980 · 21–50 empl.4.2(45)
Notter Hochbau AG is a company that executes building projects, carrying out residential construction, public buildings, industrial and commercial buildings, and engineering structures. The company coordinates the construction process to meet economic and technical requirements and provides services for private clients, companies, architects and general contractors.
Villiger Bau AG
Since 1997 · 11–20 empl.4.7(15)
Villiger Bau AG provides construction services across building and civil engineering, including new construction, extensions and renovation projects. Its services cover residential and commercial buildings, sewer and utility works, exposed concrete and masonry, masonry and plastering, and façade and drywall work (with partner Niggli Villiger AG for some façade and drywall services).
R. Steiner AG
Since 2005 · 11–20 empl.5.0(12)
R. Steiner AG is a construction and building trades company carrying out alterations, extensions and renovations. Its services include masonry and concrete work, tiling, plastering, timber construction, roofing, insulation and interior fit-outs.
Urs Birchmeier AG
Since 2003 · 11–20 empl.4.8(12)
Urs Birchmeier AG is a construction company providing new builds, conversions and renovations, as well as civil engineering and exterior landscaping works. Its services include maintenance and repairs, core drilling and excavator operations using a Menzi-Muck A91, and it is linked with Urs Birchmeier Immobilien AG for property development.
Bau AG Möriken
Since 1998 · 1–10 empl.4.8(15)
Bau AG Möriken is a construction company working in building construction and civil engineering. Its services include new builds, conversions, renovations, excavation, drainage and utility-line construction, disposal work and landscaping.
Ridis Generalunternehmung GmbH
Since 2022 · 1–10 empl.5.0(48)
Ridis Generalunternehmung GmbH carries out construction and renovation work, covering new builds, alterations, renovations and refurbishments from initial planning through completion. Its services include painting and plastering, façade refurbishment, scaffolding, flooring and drywall construction.
Rulli AG
Since 1969 · 1–10 empl.4.6(19)
Rulli AG carries out new-build, conversion and renovation work and provides customer-oriented, transparent solutions for small and medium-sized building projects. All work is performed by its own staff, avoiding subcontractor or piece-rate arrangements.
Stadelmann & Stutz AG
Since 1991 · 51–100 empl.4.2(13)
Stadelmann & Stutz AG is a carpentry and timber construction company that manufactures timber components and plans and delivers building projects. Its activities also include architecture and the development, marketing and management of real estate.
Hoch- & Tiefbau Aarau/Buchs AG
Since 2000 · 11–20 empl.4.6(11)
Hoch- & Tiefbau Aarau/Buchs AG is a construction company that builds residential, office and commercial properties. Its activities include exposed-concrete work, conversions and renovations, demolition, outdoor works and plastering.
Karl Vögele Hoch- und Tiefbau AG
Since 2013 · 21–50 empl.4.9(17)
The core activity of TE Web GmbH is the creation of websites and online shops for small and medium-sized enterprises, as well as the provision of services in the areas of web design, web development and online marketing.
Rulli Bau GmbH
Since 2007 · 1–10 empl.4.6(19)
Rulli Bau GmbH is a construction company carrying out new builds, conversions and renovations for private and commercial clients. Services include general building works, diamond drilling and cutting, transport services, assistance with planning and building-permit procedures, and real-estate/general contracting activities in cooperation with Casa-Optima.
Hobak Frick AG
Since 1982 · 1–10 empl.5.0(10)
Hobak Frick AG trades in wood and building materials for construction and renovation projects. Its range includes flooring, doors, structural timber, garden products, insulation materials and paints; services include advice, delivery, machinery rental and cutting.
A. Frey AG Bauunternehmung
Since 2007 · 21–50 empl.4.4(14)
A. Frey AG Bauunternehmung is a construction company that provides building construction, extensions and renovations, civil/site works, scaffolding, client masonry and core drilling/concrete cutting services.
ERNE AG Holzbau
Since 1965 · 51–100 empl.4.8(6)
ERNE AG Holzbau is a timber construction company serving industrial and building projects. It delivers buildings using panel, modular and hybrid construction, as well as façade, window and interior fit-out solutions, carpentry, renovation and integrated construction services.
S. Siegrist AG
Since 1996 · 11–20 empl.5.0(6)
S. Siegrist AG is a construction company providing building and civil-engineering services as well as exposed-concrete work. Core activities include new-build projects (single- and multi-family housing, residential developments), commercial and industrial construction, renovations and structural alterations, and excavation, sewer and utility works.
SB Unternehmen AG
Since 1984 · 11–20 empl.4.3(15)
Schilling AG Birr
Since 1991 · 1–10 empl.5.0(6)
Schilling AG Birr provides plastering and stucco work, drywall construction, façade construction and insulation, renovations, painting, and construction management for new builds, conversions, and refurbishment projects.
Gottlieb Müller AG, Hoch- und Tiefbau
Since 1999 · 51–100 empl.4.0(12)
Gottlieb Müller AG, Hoch- und Tiefbau is a construction company carrying out building and civil engineering work. Its services include residential and public buildings, road and utility works, sewer construction and repairs, renovations, and conversions.
Bachmann AG Kirchleerau
Since 2001 · 21–50 empl.4.8(8)
Bachmann AG Kirchleerau is a construction company working in building construction, civil engineering and specialist foundation work. Its services include masonry and reinforced-concrete work, renovations, excavation, drainage and sewer construction, road building, and trenchless pipeline work.
F. Berner-Iberg AG Bauunternehmung
Since 2012 · 21–50 empl.4.8(6)
F. Berner-Iberg AG Bauunternehmung is a family-owned construction company that carries out building and civil engineering works as well as renovations and repairs. The company provides planning and general-contractor services for turnkey residential and commercial projects, supplies gravel and ready-mix concrete, and manages property rental and sale offerings.
Greub AG
Since 1969 · 11–20 empl.4.8(6)
Greub AG carries out building and civil engineering work for new builds, conversions, extensions and renovations. Its services include utility connections, smaller excavation and demolition projects, core drilling and leak tests of wastewater pipes.
Mäder AG Bauunternehmen
Since 1944 · 11–20 empl.4.4(11)
The core activity of Mäder AG is the execution of demolition and construction work as a construction company.
Eugen Schneider AG Lengnau
Since 1971 · 1–10 empl.5.0(6)
Eugen Schneider AG Lengnau carries out building and civil engineering work. Its services also include landscaping and site works, scaffolding, core drilling, renovations and demolition.
Bucher + Joho AG
Since 1976 · 51–100 empl.4.5(11)
Bucher + Joho AG is a construction company specialising in building and civil engineering. Its services include new builds, renovations and refurbishments, utility and sewer construction, bridge construction and building maintenance.
Braccini Bau AG
Since 1981 · 1–10 empl.4.6(8)
The core activity of Braccini Bau AG encompasses the following areas: * Civil engineering (e.g. garden design, renovation or refurbishment, water pipe or sewage breaks) * Renovations (e.g. renovation of single-family or multi-family homes) * New constructions (e.g. single-family homes and extensions in classic or modern design) * Customer masonry (e.g. facade renovation, repair or insulation of facades, minor repair work inside or outside the building) Thus, the company offers a wide range of services in the construction industry.
DBA Bau AG
Since 2020 · 21–50 empl.4.6(8)
The core activity of DBA Bau AG is the provision of construction services, particularly in the areas of masonry work, crane work and construction site management. The company also offers storage and logistics services, including warehousing and transportation of building materials.
Genossenschaft für ländliches Bauen Aargau
Since 1974 · 21–50 empl.4.8(10)
The core activity of GLB Aargau includes the planning, execution and brokerage of construction projects, particularly in the area of agricultural buildings, residential homes and commercial buildings. This includes new constructions, conversions, renovations as well as the rental of formwork materials, auxiliary equipment, construction tools and machinery. Additionally, the company offers consulting services for construction projects and provides skilled workers for in-house services.
Meier-Laube AG Bauunternehmung
Since 1974 · 21–50 empl.4.5(8)
The core activity of MEIER-LAUBE AG is construction, particularly in the areas of building construction, civil engineering, renovation and gravel coating. The company offers services such as residential construction, real estate purchase and rental, construction management, crane operation and other construction-related services.
Hächler AG
Since 1974 · 11–20 empl.4.7(6)
Hächler AG is a construction company offering building and civil engineering as well as conversions and renovations. Its services also include façade work, tiling, building protection, and consultation, planning and project management for complete renovation projects.
J. Rebmann AG
Since 1985 · 11–20 empl.4.4(15)
J. Rebmann AG is a construction company carrying out building and civil engineering work. Its services include residential, industrial and commercial construction, roadworks, excavation, and building renovations and extensions.
Alfred Amgarten AG
Since 1986 · 1–10 empl.4.3(7)
The core activity of A. Amgarten AG is the provision of services in the field of construction, particularly in building construction, renovation, scaffolding construction, as well as in specialized services such as core drilling and monobeton. This includes, among other things, new buildings, renovations, additions, demolition work, master builder services, and the erection of scaffolding.
Vollenweider Bau AG
Since 2013 · 11–20 empl.4.4(7)
The core activity of Vollenweider Bau AG is the planning and realization of construction projects, including high-rise construction, civil engineering, conversion, renovations and refurbishments, with a focus on residential, industrial and public buildings, as well as agricultural buildings and real estate, in the Freiamt region and surrounding areas.
Gasser Bauunternehmen GmbH
Since 2016 · 1–10 empl.5.0(9)
The core activity of Gasser Bauunternehmen GmbH is the provision of services in the construction sector, particularly: new buildings, conversions/renovations, and customer work (extensions, all types of customer work). The company focuses on comprehensive customer care and offers a wide range of construction-related services.
Gebr. Faes AG
Since 1964 · 11–20 empl.4.3(4)
Gebr. Faes AG is a construction and general contracting company working in building construction, civil engineering and road construction. Its services include residential and industrial buildings, earthworks, drainage, renovations, alterations and masonry work for clients.
SikaBau AG
Since 2000 · 1–10 empl.4.5(4)
SikaBau AG is a specialist company for waterproofing, building protection and structural repair. It performs specialist works in building and civil engineering and provides services such as liquid-applied and membrane waterproofing, concrete repair and protection, injections, corrosion protection, resin and car-park coatings, joint sealing, tunnel/bridge and reservoir waterproofing, and engineering for reinforcement and sealing systems.
F. Berner-Iberg AG Kies + Betonwerk
Since 2012 · 1–10 empl.4.8(6)
F. Berner-Iberg AG Kies + Betonwerk supplies processed aggregates and ready-mixed concrete and provides construction services for building projects. The company also offers planning support, repair work and services for smaller construction jobs.
PP PlanPro AG
Since 2018 · 1–10 empl.5.0(5)
The core activity of planPRO AG is the planning, installation, maintenance and repair of photovoltaic and solar systems, electrical planning, energy storage solutions, battery storage systems and charging stations. In addition, the company also offers services in the areas of home automation, electrical installation and lighting planning.
Zimmerli Baumanagement GmbH
Since 2022 · 1–10 empl.5.0(22)
The core activity of Zimmerli Baumanagement GmbH is the planning and execution of construction projects, including new buildings, extensions, conversions and renovations, with a focus on sustainable and cost-effective solutions. The company acts as a partner for builders, craftsmen and companies, offering services such as construction management, project development and implementation.
Monotec GmbH
Since 2014 · 1–10 empl.5.0(6)
The core activity of Monotec GmbH is the provision of services in the fields of architecture and lighting, particularly in the following areas: Architecture: planning and realization of construction projects, from the initial idea to the handover of the object; Lighting: lighting design and planning for construction projects; Construction management: supervision and management of construction projects; Specialist construction management: shell construction and electrical engineering. The company provides its customers with comprehensive support from planning to execution of construction projects and advises them on various topics.
Building contractor in the Canton of Aargau
Building 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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