Engineer 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)

Hydrobat Sàrl distributes piping systems, sealing solutions and flexible hoses for construction, industry and water intake applications. It provides technical advice on products including Victaulic piping systems, Link-Seal seals and Foraduc discharge hoses.

Novetec Sàrl

Since 2024 · 11–20 empl.·5.0(2)

Novetec Sàrl is an engineering consultancy for electrical and building services. It plans and coordinates electrical installations, building automation, energy and security systems, and provides technical audits, project management, tendering and site supervision.

Les Frères Lumière Sàrl

Since 2024 · 1–10 empl.

Les Frères Lumière Sàrl is a lighting design studio specialising in architectural and landscape lighting. Its services include lighting concepts, 3D modelling, photometric calculations and luminaire specifications, as well as support through final commissioning.

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 designs and installs alarm and video surveillance systems for individuals, shops and businesses. It also provides audiovisual solutions, including meeting-room equipment, videoconferencing systems and professional displays.

Fittich SA

Since 2026 · 21–50 empl.

Fittich SA designs, installs and maintains integrated alarm and security systems. Its solutions include fire detection and suppression, intrusion protection, video surveillance, access control, gas detection, emergency lighting and escape-route signage.

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.

Magiktec Sàrl provides consulting and coaching for technical and product development. It supports projects from ideation and prototyping through industrialization and manufacturing, helps implement IT tools, and offers business coaching and interim management.

Synatek SA

Since 2025 · 1–10 empl.

Synatek SA supports architecture, construction and engineering firms with AI adoption and workflow automation. Its services include process assessments, consulting, implementation, BIM applications and training.