Civil Engineering Firms in
Lausanne

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

Companies

All 35 companies in Lausanne

MONOD - PIGUET + ASSOCIES Ingénieurs Conseils SA Logo

MONOD - PIGUET + ASSOCIES Ingénieurs Conseils SA

Since 2003 · 21–50 empl.5.0(14)

MONOD-PIGUET + ASSOCIES Ingénieurs Conseils SA is an engineering firm specializing in the planning, design and implementation of infrastructure projects. The core activities include: planning and design of infrastructure projects, particularly in the fields of transportation and construction; implementation of construction projects, including project management and coordination; consulting and support in the planning and implementation of infrastructure projects; and development of solutions for complex infrastructure projects. The company offers its services in various areas, including: structures and buildings; transportation infrastructure; and planning and implementation of construction projects. The company is independent and managed by its employees. It holds ISO 9001 and ISO 14001 certifications and is a partner of the Minergie network.

Technical Consulting & EngineeringTransport infrastructureStructures and buildingsSpecial construction works
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #1
Alberti Ingénieurs S.A. Logo

Alberti Ingénieurs S.A.

Since 1990 · 11–20 empl.5.0(5)

Alberti Ingénieurs SA is an engineering firm specializing in the planning, development and implementation of construction and infrastructure projects. The core activities include the design of new buildings, the renovation and refurbishment of existing buildings, the expertise of structures, the execution of special works and the provision of services in the field of civil engineering.

Technical Consulting & EngineeringStructural Engineering for Buildings and Civil StructuresTransformations and RenovationsSpecial Foundations and Retaining Structures
ranQ Trust Score 4.3 out of 5.0, rated Very high, Rank #2
Ribi SA Ingénieurs Hydrauliciens Logo

Ribi SA Ingénieurs Hydrauliciens

Since 1995 · 21–50 empl.4.8(4)

Ribi SA Ingénieurs Hydrauliciens is an engineering firm specialising in water-related studies, hydraulic design and services for public clients. Services include feasibility studies, hydraulic modelling, stormwater and wastewater system design, treatment and river revitalisation. The company also provides operation and maintenance planning, environmental impact assessments and digital planning tools such as BIM and 3D modelling.

Civil Engineering FirmsHydraulic design and studiesHydraulic modelling and digital toolsFluid management, maintenance and upkeep
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #3
RGR Robert-Grandpierre et Rapp S.A. Logo

RGR Robert-Grandpierre et Rapp S.A.

Since 1974 · 21–50 empl.5.0(3)

RGR is an engineering firm specializing in the planning, management and operation of transportation systems. The company's core activity is the development of innovative solutions for mobility, including the planning and implementation of transportation systems, the optimization of infrastructure and the anticipation of transportation practices. The company offers services such as transportation planning, transportation operations, transportation safety and mobility management, and supports customers in the development of sustainable and efficient transportation systems.

Civil Engineering FirmsMobility engineering and transport managementTerritorial mobility strategiesImpact studies
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #4
Vidourle SA Logo

Vidourle SA

Since 1982 · 1–10 empl.

Vidourle SA provides real-estate engineering services, offering property analyses and expert assessments in technical, economic and legal matters. Its services include property expertise, construction economics, building asset management, construction project supervision, client representation and an environmental-engineering unit focused on asbestos diagnostics.

Architecture FirmsReal estate expertiseConstruction economicsManagement of the built heritage
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #5
Bureau d'études hydrauliques Miaz et Weisser SA Logo

Bureau d'études hydrauliques Miaz et Weisser SA

Since 1996 · 1–10 empl.

Bureau d'études hydrauliques Miaz et Weisser SA is an engineering consultancy in hydraulic engineering offering planning and advisory services for drinking water supply, sanitation and irrigation. Services include network design and sizing, intake works and reservoirs, hydraulic modelling, diagnostics and compliance assessments, preparation of execution dossiers, small-to-medium treatment plant design and simple road layout measures.

Civil Engineering FirmsHydraulic engineering studiesDrinking waterWastewater management
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #6
BIFF Bureau d'Ingénieurs Fenêtres et Façades SA Logo

BIFF Bureau d'Ingénieurs Fenêtres et Façades SA

Since 2007 · 1–10 empl.

BIFF SA is an engineering firm specializing in the planning, consulting and monitoring of facades and building envelopes. The core activities include: facade planning and engineering, building physics and energy consulting, construction management and supervision, expert opinions and reports for facades and building envelopes, consulting and planning for energy-efficient and sustainable buildings, thermography and energy audits, acoustic and soundproofing consulting, and air tightness and BlowerDoor tests. The company offers its services to architects, builders and other stakeholders in the construction industry and has offices in Lausanne, Geneva and Zurich.

Civil Engineering FirmsEngineering and Consulting ServicesAdvisory ServicesSustainability and Climate Solutions
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #7
Ingeni SA Lausanne Logo

Ingeni SA Lausanne

Since 2009 · 21–50 empl.

Ingeni SA Lausanne is a structural engineering firm specializing in the design and execution of structures and civil engineering projects. The company designs load-bearing structures for buildings, roads and bridges and manages projects through all phases from concept to construction, with internal R&D on digital methods for complex architectural forms.

Civil Engineering FirmsStructural engineeringBridge and footbridge projectsBuilding and superstructure projects
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #8
Hunziker Betatech AG Logo

Hunziker Betatech AG

Since 2017 · 101–500 empl.

Hunziker Betatech AG provides multidisciplinary engineering and general-planning services in the water, construction and environmental sectors, including wastewater treatment, hydraulics and energy planning.

Civil Engineering FirmsWater strategiesUrban drainageCatchment area management
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #9
structurame SA, succursale de Lausanne Logo

structurame SA, succursale de Lausanne

Since 2017 · 11–20 empl.

structurame SA, succursale de Lausanne is a structural engineering office providing structural design, numerical analysis and detailing, inspections and audits, and research on low‑carbon materials and heritage preservation. The practice works on projects such as bridges, coverings and building refurbishments while addressing material efficiency and carbon‑reduction approaches.

Civil Engineering FirmsVerification of existing structures of artFatigue verification and fracture mechanics studyValorisation of infrastructure heritage
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #10
BR PLUS INGENIEURS SA, succursale de Lausanne Logo

BR PLUS INGENIEURS SA, succursale de Lausanne

Since 2019 · 11–20 empl.

BR PLUS INGENIEURS SA, succursale de Lausanne provides engineering and surveying services. Its activities include geomatics, official cadastral surveying, 3D reality capture (laser scanning and photogrammetry), civil engineering and infrastructure works, land consolidation and municipal mapping.

Civil Engineering Firms3D reality captureOfficial surveyingCivil engineering and infrastructure
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #11
Synaxis SA Lausanne Logo

Synaxis SA Lausanne

Since 1998 · 11–20 empl.5.0(1)

Synaxis SA Lausanne is a branch of the Synaxis group providing civil and structural engineering services. Its offerings include building and bridge engineering, infrastructure works, structural conservation, special foundation works, geotechnical engineering, natural hazards assessment, BIM coordination, project design and technical construction management.

Civil Engineering FirmsCivil Engineering ServicesBIM Planning and CoordinationDesign Competitions and Study Commissions
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #12
Smajli ingénieurs sàrl Logo

Smajli ingénieurs sàrl

Since 2016 · 1–10 empl.4.6(9)

The core activity of Smajli Ingénieurs Sàrl is to provide engineering services for civil construction projects, including planning, consulting and monitoring of construction projects, particularly in the field of concrete structures, metal constructions, renovations, extensions, additions, earthquake safety, road construction and sewerage.

Civil Engineering FirmsCivil engineering officeStructural studies and designRenovation, extension and vertical enlargement
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #13
mawikälin sa Logo

mawikälin sa

Since 1982 · 11–20 empl.4.3(3)

Kälin & Associés SA is a civil engineering firm providing structural design and construction engineering services for buildings and civil works. Its activities include structural work in timber, steel, concrete, CFUP and masonry, new construction, renovation and vertical extension projects, assessment and expertise of existing structures, seismic analysis, and conservation and restoration of historic monuments and 20th‑century works.

Civil Engineering FirmsCivil engineering / timberExpertise / seismic analysisCondition assessment
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #14
Estia SA Logo

Estia SA

Since 1998 · 11–20 empl.5.0(1)

The core activity of Estia is in the field of building physics, particularly in providing services and solutions for sustainable and energy-efficient construction. This includes: building physics expertise and consulting, diagnosis and renovation of buildings, development of software for analyzing and optimizing building performance, building stock management, and research and development in the field of building physics and sustainable construction. The company also offers specific services such as natural ventilation and air conditioning, thermal performance and insulation, daylight utilization and lighting, patrimonial management and renovation, and parking management. Estia works closely with the École polytechnique fédérale de Lausanne (EPFL) and has developed a method for analyzing real estate investments. The company has also carried out a variety of high-profile projects for public and private clients.

Civil Engineering FirmsBuilding physicsReal-estate portfolio managementDevelopment of decision-support software
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #15
Bureau d'ingénieurs Renaud et Burnand S.A. Logo

Bureau d'ingénieurs Renaud et Burnand S.A.

Since 1991 · 11–20 empl.3.4(7)

Renaud et Burnand SA is a geomatics and surveying office specializing in providing geomatics services, particularly in the fields of surveying, geomonitoring, auscultation, and engineering surveying. The core activities include conducting surveying work, monitoring buildings, and creating plans and maps for various projects, such as construction projects, infrastructure projects, and environmental projects.

Civil Engineering FirmsTopographic surveySurvey planCadastre mutations
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #16
INGEA SA Logo

INGEA SA

Since 2014 · 11–20 empl.5.0(3)

The core activity of Ingea S.A. encompasses engineering services in the field of construction, specifically: Engineering services for the construction and renovation of buildings (Civil Engineering) Transformation and maintenance of buildings (Transformation & Maintenance Buildings) Engineering services for the construction of bridges and other engineering structures (Civil Engineering & Engineering Works) Fire protection and fire protection concepts (Fire Protection) Building inspections and expert opinions (Building Audits and Expertise) Concepts for fire protection and fire protection inspections (Fire Protection Concept and Inspection) Monitoring of execution and conformity declaration (Execution Monitoring and Conformity Declaration) Overall, Ingea S.A. offers comprehensive engineering services for the construction and real estate sector.

Civil Engineering FirmsCivil engineeringFire protection
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #17
Meylan Ingénieurs SA Logo

Meylan Ingénieurs SA

Since 1987 · 1–10 empl.5.0(1)

Meylan Ingénieurs SA is an engineering firm providing structural engineering and technical services for construction, renovation and building conversions. Services include special foundation works and underpinning, retaining structures, seismic design, technical assessments and financial studies.

Civil Engineering FirmsConstructionRenovationTransformation
ranQ Trust Score 4.0 out of 5.0, rated High, Rank #18
Bureau ingénieur Kälin Logo

Bureau ingénieur Kälin

Since 1992 · 1–10 empl.4.3(3)

Bureau ingénieur Kälin is a civil engineering firm offering structural design and calculation for timber, steel, concrete, CFUP and masonry structures and projects involving biosourced materials. Services include new construction, alterations and additions, structural assessments, seismic analysis, and conservation or restoration of historic buildings.

Civil Engineering FirmsCivil engineering / timberExpertise / seismic analysisCondition report
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #19
AEDIT Ingénierie & Expertise Sàrl Logo

AEDIT Ingénierie & Expertise Sàrl

Since 2022 · 1–10 empl.

AEDIT Ingénierie & Expertise Sàrl is an engineering and expertise firm. The website does not provide further details about its services or areas of specialization.

Civil Engineering FirmsCivil engineeringTechnical expertise
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #20
Frank Meylan Logo

Frank Meylan

Since 1984 · 1–10 empl.5.0(1)

Frank Meylan is a civil engineering firm. The company works on construction, renovation and conversion projects, as well as special works, seismic analysis and design, expert assessments and financial studies.

Civil Engineering FirmsConstructionRenovationTransformation
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #21
FOG GEO Sàrl Logo

FOG GEO Sàrl

Since 2015 · 1–10 empl.5.0(2)

The core activity of FOG GEO is to provide services in the field of geotechnics, particularly in the following specific areas: foundation engineering, temporary or permanent excavation enclosures, stability of landslides and rock faces, and management of polluted materials. The company offers engineering services in the field of geotechnics and specializes in carrying out special works in the field of civil engineering.

Civil Engineering FirmsGeotechnical investigationsSlope stabilityExcavation support
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #22
Compas Ingénieurs SA Logo

Compas Ingénieurs SA

Since 2019 · 11–20 empl.4.7(3)

Compas Ingénieurs is an engineering firm specializing in the planning and implementation of projects in the fields of construction, industry, and transportation. The company's core activities include: planning and implementation of construction projects, including residential and commercial buildings, industrial facilities, and infrastructure projects; engineering services for the construction of railway lines, stations, and other transportation infrastructure; specialized work such as foundations, earthworks, underpinning, and special foundations; scanning and modeling of existing buildings using Building Information Modeling (BIM); and consulting and expertise in the field of BIM. The company also offers services in the transformation and renovation of existing buildings.

Civil Engineering FirmsBuilding and Construction EngineeringRail Engineering and Transport InfrastructureDigitalisation of Structures
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #23
QR Ingénieurs Conseils Sàrl Logo

QR Ingénieurs Conseils Sàrl

Since 2024 · 1–10 empl.5.0(4)

The core activity of QR Ingénieurs Conseils is to provide engineering services in the field of waterproofing, renovation and protection of buildings. This includes design, construction management, consulting, diagnosis and expertise for construction projects. The company offers customized solutions for waterproofing, renovation and protection of buildings, with the aim of ensuring the durability and safety of these structures.

Civil Engineering FirmsDesignConstruction managementAdvisory services
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #24
co-struct AG Logo

co-struct AG

Since 2024 · 1–10 empl.5.0(1)

co-struct AG is a structural engineering practice that develops structural systems for complex building projects. The firm designs and proactively optimises structural concepts in close collaboration with clients and project partners, with attention to aesthetic quality, material selection and sustainability.

Civil Engineering FirmsStructural engineeringIntervention on the existingSustainable construction
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #25
REBCUT Sàrl Logo

REBCUT Sàrl

Since 2026 · 1–10 empl.

REBCUT Sàrl provides sawing, core drilling, controlled demolition and structural strengthening services. The company carries out precise and safe work on concrete and other construction materials for building and renovation projects.

Civil Engineering FirmsConcrete CuttingCore DrillingControlled Demolition
No score yet
AMO Ingénieurs-Conseils SA Logo

AMO Ingénieurs-Conseils SA

Since 2021 · 1–10 empl.

Civil Engineering Firms
No score yet
AA

Abtec, André Bucher

Since 1985 · 1–10 empl.

Civil Engineering Firms
No score yet
BT

BEIC Tamas Gottdiener

Since 2006 · 1–10 empl.

Civil Engineering Firms
No score yet
VG

Vincent Gerber

Since 2006 · 1–10 empl.

Civil Engineering Firms
No score yet
JR

Jean Roger Infostructures

Since 2020 · 1–10 empl.

Civil Engineering Firms
No score yet
HM

HYP-ARC Monitoring SA, succursale de Lausanne

Since 2023 · 1–10 empl.

Civil Engineering Firms
No score yet
SE

SIKTA Energies Sàrl, succursale de Lausanne

Since 2024 · 1–10 empl.

Civil Engineering Firms
No score yet
TC

TGB Construction Sàrl

Since 2025 · 1–10 empl.

Civil Engineering Firms
No score yet
CI

Creazione Ingegneria Helvetia Sàrl

Since 2026 · 1–10 empl.

Civil Engineering Firms
No score yet

Civil Engineering Firms in Lausanne

35Civil Engineering FirmsCommercial register (Zefix) · as of October 11, 2026
2009Median year of registrationCommercial register (Zefix) · as of October 11, 2026
213in the Canton of VaudCommercial register (Zefix) · as of October 11, 2026
2,175in SwitzerlandCommercial register (Zefix) · as of October 11, 2026
Locations

Civil Engineering Firms in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of October 11, 2026