Technical Consulting & Engineering

Ingenieurbüro für Nachhaltigkeit-ingna GmbH 

Baar · Since 2001

The company ingna Ingenieurbüro für Nachhaltigkeit GmbH primarily focuses on consulting and analyzing buildings and interior spaces in terms of sustainability, health, and environmental compatibility. The core activities include: * Space monitoring and analysis (e.g. electromagnetic pollution, pollutants, indoor climate) * Laboratory analytics and measurement technology (e.g. fields, waves, radiation) * Consulting and planning for sustainable buildings and renovations * Health promotion and optimization in the workplace and living areas * Development and implementation of measures to improve indoor air quality and health. The company also offers services such as conducting consultation hours and training sessions for employees and customers to educate them on the importance of sustainable and healthy interior spaces.

Ingenieurbüro F. Williner AG 

Visp · Since 1984

The core activity of F. Williner AG is the provision of engineering services in the field of civil engineering and construction, particularly in the areas of: * Structural engineering (design, planning and dimensioning of load-bearing structures in building construction) * Geotechnics (planning and dimensioning of excavation pit securing and support structures) * Infrastructure construction (conceptualization and accompaniment of projects in road and infrastructure construction) * Building in existing structures (static examination, feasibility and detailed planning of compensation and renovation measures) The company offers solutions for static problems in civil engineering and construction and has a competent team of civil engineers and draftsmen.

Ingenieurbüro Götz 

Liestal · Since 2010

Ingenieurbüro Götz plans, advises and executes projects in near‑natural water engineering as well as landscape and forest planning. Services include consulting, design, project management and implementation for pond construction, river revitalization, flood protection, rainwater management, ecological connectivity, natural inventories, surveying and maintenance concepts, primarily for public authorities and environmental organisations.

Ingenieurbüro Hüsler & Heiniger AG 

Willisau · Since 2011

Ingenieurbüro Hüsler & Heiniger AG is an engineering firm providing services for water supply and urban wastewater systems. It develops financing concepts, user-pays fee models and municipal legal frameworks, prepares asset registers, performs financial analyses and benchmarking, and supports municipalities and water suppliers in planning and implementation.

Ingenieurbüro Irniger AG 

Rüti Zh · Since 1993

The company provides engineering services in the field of plant planning and construction, particularly for heat generation systems, cooling systems and ventilation systems, as well as for cleanroom technology and sanitary technology. The core activities include sizing, thermodynamic and strength-related calculations, as well as the construction of special plant components.

Ingenieurbüro Jacobs GmbH 

Neftenbach · Since 2020

Jacobs Engineering offers comprehensive services in the field of structural analysis and strength assessment. The company's core activity is the performance of computer-aided simulations and analyses, particularly using the Finite Element Method (FEM), to prove and improve the strength of constructions. The company supports customers in the development and optimization of products and processes by creating, analyzing and evaluating simulation models, providing early decision-making bases for development, prototype testing and certification.

Ingenieurbüro Jäggi GmbH 

Egerkingen · Since 2009

Ingenieurbüro Jäggi GmbH develops PLC software for Siemens control systems and provides engineering services including concept design, visualisation, simulation and control-system construction. The company implements solutions for conveyor and packaging handling, transport and assembly lines, integrates logistics systems with robot cells, connects to host systems and offers commissioning, remote maintenance and retrofit services.

Ingenieurbüro Nagel + Steiner GmbH 

St. Gallen · Since 2001

The core activity of Nagel+Steiner GmbH is traffic planning and traffic engineering, particularly the development of solutions for parking, accessibility, traffic signal control and optimization of controlled road networks.

Ingenieurbüro Roth GmbH 

Weisslingen · Since 2014

The engineering firm Roth GmbH provides services for distribution network operators in the field of Smart Energy, particularly in the areas of conception, strategy and project organization. The company's core activity is to support distribution network operators in implementing the Energy Strategy 2050 and adapting to the challenges of decentralized energy production and distribution.

Ingenieurbüro Schauberger GmbH 

Lucerne · Since 2013

The core activity of Ingenieurbüro Schauberger GmbH encompasses environmental analytics, building physics (particularly moisture protection, sound insulation and room acoustics) as well as indoor air investigations and building energy.

Ingénieur-conseils en électricité Yves Roduit Sàrl 

Sion · Since 2006

The core activity of Yves Roduit Sàrl is the provision of engineering services in the field of electrical engineering and electromobility, particularly in the planning and implementation of electrical projects for buildings. The company offers consulting and planning services for electrical installations and systems and supports customers in the implementation of sustainable and efficient electrical projects.

INGENIEURDIENSTLEISTUNG Christian Schumann GmbH 

Merlischachen · Since 2015

INGENIEURDIENSTLEISTUNG Christian Schumann GmbH provides technical and quality-related services for the medical device sector, including validation and qualification (DQ, IQ, OQ, PQ), internal and external audits, and quality management system support. The company also offers CAPA implementation, risk management according to EN ISO 14971, and general technical support such as project management, production technologies and design-to-production transfer.

Ingenieure Patscheider & Partner Schweiz AG 

Aarau · Since 2022

The company "Ingenieure Patscheider & Partner GmbH" is an engineering firm specializing in various fields of expertise, including: High-rise and industrial construction, Structural engineering, geotechnics, and infrastructure and transportation systems, as well as hydraulic engineering. The company's core activities include: Planning and execution of construction projects, Consulting and accompanying clients during construction projects, Conducting feasibility and economic viability studies, Environmental impact assessments and safety planning, Numerical modeling and surveying, Cadastral and urban planning services, GIS applications and concession and financing requests, Construction management and construction management assistance, Acceptance and settlement of construction projects. Thus, the company offers comprehensive services in the field of engineering, from planning to execution of construction projects.

Ingenieur-Planung AG 

Rain · Since 1975

The company is primarily active in the field of constructive building construction, particularly in reinforced concrete, steel construction and masonry construction. The core activities include the planning, design and execution of construction projects, including the development of building land with roads, sewers and utility lines.

Ingénieurs conseils SWIC Sàrl 

Payerne · Since 2022

Ingénieurs conseils SWIC Sàrl is an engineering firm offering structural engineering and consultancy services for bridges and buildings, including design and assistance, sliding/relocation of structures, prestressing, strengthening, seismic analysis, monitoring and maintenance strategies.

ingenieurzentrum riederer & partner gmbh 

Gümligen · Since 1995

The core activity of ingenieurzentrum riederer und partner gmbh (izrp) is the provision of services in the field of building technology, particularly in the areas of heating, ventilation, air conditioning and refrigeration. This includes consulting, planning, testing and optimization of energy concepts and overall solutions for buildings. The company offers, among other things, energy consulting, condition analyses, feasibility studies, renovation concepts, design and specialist construction management.

Ingenis AG 

Olten · Since 2001

The core activity of Ingenis AG is the provision of engineering services, particularly in the fields of finite element analysis and complex system simulations, to support customers in optimizing and predicting the behavior of their systems.

ingenium civile gmbh 

Zurich · Since 2024

ingenium civile gmbh is an engineering firm focused on water-related and civil infrastructure projects, providing lifecycle services from initial investigations to operation and decommissioning. Services include site investigations, strategic planning, feasibility studies, numerical modelling, design, tendering and construction management, and client support.

Ingenius Sàrl 

Geneva · Since 2002

Ingenius Sàrl provides engineering services for the building sector, focusing on electrical systems, information technology and telecommunications across all project phases. Services include budget estimates, preparation of tender documents, evaluation of bids, execution study dossiers, installation plans, technical assessments, construction supervision, lighting and security projects.

Ingeone Sàrl 

Le Locle · Since 2021

The core activity of Ingeone is the provision of services in the field of environmental geology, particularly in the investigation and remediation of contaminated sites, the exploration and evaluation of geological and hydrogeological conditions, as well as consulting and monitoring in waste disposal and building remediation. This also includes specialized services such as the analysis of pollutants like asbestos, PCB, HAP and lead, as well as the planning and supervision of remediation works.