Technical Consulting & Engineering

SIKOO GmbH 

Emmenbrücke · Since 2024

SIKOO GmbH provides safety and coordination services for railway track construction sites. The company supplies security personnel, including site safety officers and worksite coordinators, and offers consulting for planning and implementing safety measures.

Siko Technik GmbH 

Plaffeien · Since 2023

Siko Technik GmbH provides services in occupational safety and health and in fire protection, including hazard assessments, safety and evacuation concepts, training and safety inspections. The company also performs technical work and inspections (e.g. ladder and platform checks), organises first-aid supplies and trainings, and offers catering for events.

Siléane CH Sàrl 

Plan-Les-Ouates · Since 2021

Siléane CH Sàrl develops and manufactures special industrial machines that combine robotics, machine vision and artificial intelligence to automate handling tasks in random or unknown production contexts. The company supplies standardized robotic products (e.g. FLOWPICK, ROVALDY, KAMIDO) and provides R&D services, Industry 4.0 technologies and after‑sales support for sectors such as food, pharma, cosmetics, automotive, logistics and recycling.

SIL engineering Märtz 

Rheinfelden · Since 2019

The core activity of SIL engineering Märtz is the development and implementation of safety concepts for process automation, particularly for steam systems, hot water systems, thermal oil systems and process plants. The focus is on the safety of testable pressure vessels, including control and monitoring, boiler and burner safety. The company offers services such as risk analysis, project management, creation of safety manuals based on harmonized EU standards and acceptance by accredited Swiss testing bodies.

SILUX AG 

Emmenbrücke · Since 2018

The company's core activity is the planning, implementation and maintenance of lighting projects, particularly in the areas of road, tunnel and public space lighting, as well as the creation of lighting concepts and consulting services for the selection of luminaires and control systems. The company also offers services such as project management, construction management and quality assurance.

Silvan Ebneter GmbH 

Ebnat-Kappel · Since 2023

The core activity of SEENG Silvan Ebneter GmbH is the provision of engineering services in the field of mechanical engineering, particularly in the areas of design, development, structural calculation and CAD engineering. The company supports customers in the development and implementation of industrial projects, from the concept phase to production, and offers individual solutions for technical challenges.

simalex GmbH 

Wallisellen · Since 2018

simalex GmbH provides engineering services and medical practice assistance. Its engineering services cover project leadership and consulting, system and software development (Microsoft .NET, C++), payment-transaction analyses (e.g. EMV, PCI DSS) and maintenance/operations; its medical services supply temporary practice staff for reception, patient administration, billing, radiology, laboratory work and assistance with minor procedures.

Simareng Engineering GmbH 

Detligen · Since 2013

Simareng Engineering GmbH is an engineering firm providing development and mechanical design services. The company delivers 3D-CAD concept development, parts lists and fabrication drawings, as well as FEM and strength calculations, with a focus on foundry/casting technology for iron, steel and light metals and on special machinery. Offerings include casting devices such as the MCP‑500 and MCP‑2500 and options like inoculation devices for stream/shot inoculation.

Simeg Ingenieurbüro S. Eggimann 

Oberhofen Am Thunersee · Since 1997

Simeg Ingenieurbüro S. Eggimann provides custom industrial-electronics solutions, covering concept studies, partial implementations for larger projects and complete electronic system development. Services include systems engineering, embedded software development for microcontrollers and industrial PCs, as well as hardware design and production documentation.

SIMEXtelecom GmbH 

Appenzell · Since 2012

The company's core activity encompasses the development, design, implementation, and integration of solutions for the telecommunications and energy sectors. This includes, in particular: * The planning, development, and implementation of energy systems, especially solar energy systems, for use in residential and commercial spaces, as well as for autonomous or supporting operation of telecommunications systems. * The development and design of (glass) fiber-reinforced composite materials as an alternative to conventional materials such as steel or aluminum. * The integration of mobile communication systems, including lightweight cladding and optical adaptation to the built environment. * The execution of surveys and drone surveys for the planning and implementation of telecommunications and energy systems. * The provision of consulting and planning services for the telecommunications and energy sectors. The company thus offers comprehensive system solutions for the telecommunications and energy sectors, from planning and development to implementation and integration.

SIMEXcomposites GmbH 

Appenzell · Since 2006

The core activity of SIMEXcomposites GmbH is the development, manufacture and implementation of innovative composite solutions, particularly made of glass fiber reinforced materials, for various industrial sectors such as telecommunications, energy and construction. The company offers customized solutions for specific customer requirements, including planning, design, manufacturing and assembly of components and structures.

simpal consulting gmbh 

Münchenstein · Since 2023

simpal consulting gmbh provides customized, stepwise risk and impact assessments to measure the real-world effects of projects and initiatives across health, environmental and economic dimensions. The firm uses a systems-based approach and tools such as Simpal-KAP (behavioral-science assessments of training outcomes) and Simpal-RisX (microbial risk modelling combined with cost-effectiveness analysis) to design and evaluate interventions.

SimplexDNA AG 

Winterthur · Since 2021

The core activity of SimplexDNA AG is the implementation of molecular biological analyses and research projects in the field of biodiversity and nature conservation, particularly in the monitoring of invasive species and the evaluation of renaturation and revitalization efforts in freshwater ecosystems.

Simplexity GmbH 

Zurich · Since 2017

The core activity of Simplexity GmbH is the development and implementation of network technologies and systems, particularly in the field of audio and video technology, as well as consulting and supporting companies in the planning, implementation, and operation of network and media technology systems. The company's expertise includes, in particular, the areas of: * Network technology and design * Audio and video technology * Media technology and systems * IP technology and streaming * High availability and time-critical systems * Broadcast and transmission technology The company offers consulting and support services to companies that want to operate their network and media technology systems efficiently and reliably.

SIMULTEC AG 

Zurich · Since 1987

SIMULTEC AG provides flow simulations in soil, water and air, focusing on groundwater modelling for contaminated sites, flood protection, drinking water supply and heat utilisation. The company also offers consulting on environmental issues and develops software for environmental management.

Sinergis Sàrl 

Monthey · Since 2017

The core activity of Sinergis is to provide services in the field of electrical safety and conformity, particularly: electrical inspections and testing, feasibility studies and planning of electrical projects, and technical consulting and recommendations. Thus, Sinergis offers a comprehensive range of services to ensure the safety and conformity of electrical installations in various areas, such as residential buildings, industrial and commercial buildings.

SineWave GmbH 

Thun · Since 2016

The core activity of SineWave GmbH is software development and consulting for technical applications, particularly in the Matlab/Simulink and AC 800PEC Control Platform areas. The services include, among others: * Software engineering with Matlab and Simulink, including programming, modeling, simulation, and code optimization * Consulting for the implementation of Matlab/Simulink projects, including concept development, design guidelines, and code reviews * PLC programming according to the IEC 61131-3 standard * Consulting and support during the concept phase, code reviews, and data analysis The core activity of the company is thus the development and implementation of software solutions for technical applications, particularly in the field of automation and control engineering.

sinndrin genossenschaft 

Winterthur · Since 2013

sinndrin genossenschaft is a platform that handles administrative tasks for its members, including bookkeeping, invoicing and management of social insurance, allowing members to focus on their projects. It administers collective social insurance and sick‑pay, manages payment monitoring and debt collection, and provides infrastructure, networking and support for project planning, consulting and implementation.

sinnotec Automation GmbH 

Untersiggenthal · Since 2015

The core activity of Sinnotec Automation GmbH is the provision of services and solutions in the field of rail vehicle technology, particularly in the modernization of vehicles and systems. The company offers expertise in vehicle technology and works closely with customers from the rail vehicle industry and operators to develop and implement individual solutions.

Sintegrity Rüegg Engineering GmbH 

Nänikon · Since 2018

The core activity of Sintegrity Rüegg Engineering GmbH is the provision of engineering services, particularly in the areas of product development, design, structural analysis, and aviation-specific services. The company supports customers from various industries, such as aerospace, life sciences, medical technology, and mechanical engineering, in the development and optimization of products, from idea to market readiness.