Technical Consulting & Engineering in
Crissier

ADEFI SA

Since 2008 · 1–10 empl.

The core activity of ADEFI SA consists in the planning, installation, maintenance and repair of fire protection systems, in particular sprinkler systems, as well as in conducting risk analyses and creating safety concepts for the fire safety of buildings and facilities.

Effin'Art Sàrl

Since 2014 · 11–20 empl.

The core activity of Effin'Art is consulting and engineering in the field of energy efficiency and climate protection, particularly in the planning and realization of buildings. The company develops and implements concepts for optimal energy efficiency and minimal environmental impact, focusing on passive potentials such as natural lighting and ventilation, and promoting bioclimatic architecture. Effin'Art works closely with architects, builders, and other specialist offices to create buildings that meet the needs of users while being environmentally friendly.

Perrin & Spaeth bureau d'ingénieurs conseils S.A.

Since 1986 · 11–20 empl.·4.7(6)

Perrin & Spaeth SA is an engineering firm specializing in the planning and consulting of electrical installations and energy systems. The core activities include the creation of studies and technical documents for the field of electrical installations, including: medium voltage installations, high current installations, low current installations, and consulting services for energy and security systems. The company offers its services to architects, builders, and other stakeholders in the construction industry.

Hydrobat Sàrl

Since 1996 · 1–10 empl.·5.0(2)

The company Hydrobat Sàrl provides consulting services in the field of building technology, particularly in Switzerland and France. The core activity of the company includes providing technical consulting and solutions for the building industry, including the marketing and distribution of products such as Victaulic, Link-Seal and Foraduc.

Novetec Sàrl

Since 2024 · 11–20 empl.·5.0(2)

The core activity of Novetec is the planning, development and implementation of projects in the field of electricity, including the areas of domotics and security, with the aim of enabling sustainable and environmentally friendly energy supply. As an engineering office, Novetec offers specialized services to support customers in the realization of their electrical and energy-related projects.

Les Frères Lumière Sàrl

Since 2024 · 1–10 empl.

The core activity of the company "Les Frères Lumière" is the conception and planning of lighting solutions for various projects, particularly in the field of architecture. The company offers consulting, planning and implementation of lighting concepts to create a harmonious and functional lighting that meets aesthetic, technical and regulatory requirements.

FibreOne Sàrl

Since 2025 · 1–10 empl.

FibreOne Sàrl provides services for fibre-optic networks. Its core activities include cable splicing and connection, maintenance, troubleshooting, and work on existing as well as new network installations.

TeamVision Sàrl

Since 2025 · 1–10 empl.

TeamVision Sàrl provides security and audiovisual solutions. The company designs and installs alarm systems, video surveillance systems, and professional audiovisual equipment for private, commercial, and institutional use.

VIRET Sàrl

Since 2026 · 1–10 empl.

VIRET Sàrl performs inspections of electrical installations under the OIBT and inspection/testing of electrical appliances and portable tools according to applicable standards. The company also provides photovoltaic certification up to 100 kVA (Pronovo) and operates as an independent control body.

Magiktec Sàrl

Since 2023 · 1–10 empl.

The core activity of Magiktec is to provide technical and strategic consulting services to companies, particularly in the areas of product development, manufacturing, and implementation of IT tools. This includes: * Product development: Consulting and support in the development of products, from idea generation to industrialization * Manufacturing: Support in finding suitable suppliers and organizing production * Implementation of IT tools: Consulting and support in the selection and implementation of IT tools such as ERP systems, PLM systems, and customer-specific dashboards * Strategic consulting: Support in the development of business models, identification of target markets, and development of growth strategies Magiktec also offers coaching services for start-ups and entrepreneurs to support them in developing their business idea and achieving their goals.

Synatek SA

Since 2025 · 1–10 empl.

Synatek SA provides AI-based solutions for architecture, construction, and general contracting workflows. The company supports the automation of tendering, project management, reports, meeting minutes, and related processes, and also offers training on the use of AI in the construction sector.

Intègre S.A.

Since 1992 · 1–10 empl.