Civil Engineering Firms in
Aarau

10 companies in Civil Engineering Firms based in Aarau — name and year of registration from the commercial register. The list below shows them all.

Companies

All 10 companies in Aarau

AG FF Aarau Logo

AG FF Aarau

Since 1976 · 11–20 empl.4.6(9)

AG FF Aarau is an architectural office that supports projects holistically, from site analysis and feasibility studies to construction realisation. The company works on residential buildings as well as industrial and commercial projects, and it also takes part in competitions and public-building assignments.

Architecture FirmsArchitectural Planning
ranQ Trust Score 4.2 out of 5.0, rated Very high, Rank #1
Rothpletz, Lienhard + Cie AG Logo

Rothpletz, Lienhard + Cie AG

Since 1947 · 21–50 empl.

Rothpletz, Lienhard + Cie AG is a construction company and engineering firm that provides planning, construction and project-accompanying services for infrastructure projects. Its offerings include project engineering, civil and tunnel construction, pneumatic crane and transport services, and in-house equipment and workshop management.

Civil Engineering FirmsEngineering officeConstruction contractorConstruction management
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #2
Hunziker, Zarn & Partner AG Logo

Hunziker, Zarn & Partner AG

Since 1997 · 21–50 empl.

Hunziker, Zarn & Partner AG is an engineering firm in hydraulic and water-resources engineering providing studies, project planning, construction execution and consultancy. Its specialist areas include hydrology, hydraulics, sediment transport, river morphology, flood protection, river revitalization, monitoring of revitalization measures, drone surveying and construction management.

Civil Engineering FirmsStudiesProject planningExecution
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #3
Ingenieurbüro P. Zumbach SIA/USIC AG Logo

Ingenieurbüro P. Zumbach SIA/USIC AG

Since 1999 · 11–20 empl.

Ingenieurbüro P. Zumbach SIA/USIC AG provides engineering and surveying services for building and civil infrastructure projects. Its services include structural design, road and utility construction, drainage and water engineering, 3D modelling, client advisory, project planning and construction supervision.

Civil Engineering FirmsCivil engineeringClient consultancySurveying
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #4
Planora AG Logo

Planora AG

Since 1976 · 21–50 empl.5.0(2)

Planora AG provides geomatics, planning and engineering services, including official surveying, construction surveying, project consulting, reality capture and GIS-based data management.

Civil Engineering FirmsOfficial surveyingProject consulting and measurement conceptsReality capture
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #5
CES Bauingenieur AG Logo

CES Bauingenieur AG

Since 1981 · 11–20 empl.5.0(1)

CES Bauingenieur AG is an independent civil engineering firm providing planning, project engineering, construction supervision and consulting for structural engineering, infrastructure works and protective structures. Services include expert reports, risk analyses, verification-engineer mandates and inspections, and the company operates a quality management system recognized to SN EN ISO 9001.

Civil Engineering FirmsStructural engineeringInfrastructure constructionProtective structures
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #6
Wilhelm + Wahlen Bauingenieure AG Logo

Wilhelm + Wahlen Bauingenieure AG

Since 1995 · 21–50 empl.5.0(1)

Wilhelm + Wahlen Bauingenieure AG provides engineering services in building construction, civil infrastructure and bridge engineering, including seismic assessment and structural maintenance. Services include design of load-bearing structures, condition assessments, reinforcement planning, static verifications and project support during construction.

Civil Engineering FirmsBuilding constructionCivil engineeringBridge construction
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #7
Ballmer + Partner AG Logo

Ballmer + Partner AG

Since 2008 · 11–20 empl.5.0(1)

The core activity of Ballmer + Partner AG is the provision of engineering, planning and consulting services in the fields of transportation, civil engineering and environment. This includes in particular: traffic planning and management, civil engineering, including road construction, sewerage and utility lines, environmental consulting, including noise and environmental impact assessments, measurements and tightness tests, consulting and planning in the field of mobility management and parking. The company thus offers comprehensive services for the planning, implementation and maintenance of infrastructure projects.

Technical Consulting & EngineeringTraffic planningInfrastructure works planningNoise and environmental impact assessment reports
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #8
Berger Wenger Plattner AG Aarau Logo

Berger Wenger Plattner AG Aarau

Since 1977 · 11–20 empl.

The core activity of Berger Wenger Plattner AG is the provision of engineering services for civil and structural engineering.

Civil Engineering FirmsBuilding constructionCivil engineering
No score yet
SI

suisseplan Ingenieure AG Luzern Zweigniederlassung Aarau

Since 2020 · 1–10 empl.

Civil Engineering Firms
No score yet

Civil Engineering Firms in Aarau

10Civil Engineering FirmsCommercial register (Zefix) · as of October 10, 2026
1995Median year of registrationCommercial register (Zefix) · as of October 10, 2026
113in the Canton of AargauCommercial register (Zefix) · as of October 10, 2026
2,175in SwitzerlandCommercial register (Zefix) · as of October 10, 2026
Locations

Civil Engineering Firms in the region

Point size by number of companies per place.

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