Technical Consulting & Engineering in
Bussigny

Bertolini Contrôles

Since 2003 · 1–10 empl.

The core activity of Bertolini Contrôles Sàrl is to provide consulting and inspection services in the field of electrical safety, particularly within the framework of OIBT (Building and Works Inspection Body).

Energo SA

Since 2020 · 1–10 empl.

The core activity of the company energo is the optimization of energy efficiency in buildings. This includes reducing consumption, optimizing the operation of building technical systems, monitoring consumption and training technical personnel. The company offers engineering services to improve energy efficiency in various types of buildings, such as rental apartments, administrative buildings, schools, universities, hospitals and industrial facilities.

abaq.ch Bruno Santi

Since 2022 · 1–10 empl.

The core activity of Abaq is the performance of energy and environmental analyses for buildings, particularly in the creation of thermal balances (energy balances) and the investigation of pollutants such as asbestos, PCB, HAP, lead and radon. The company also offers consulting services in the area of CECB (Energy Certificate for Buildings) and CECB+.

BKW Rail SA

Since 2025 · 21–50 empl.

BKW Rail SA provides services in electrical railway technology across the full value chain, from planning and implementation to commissioning, service, and dismantling. Its activities cover radio systems, railway traction power, urban traction power, technical installations, and multi-project execution.

DSP Conseils & Services SA

Since 2025 · 1–10 empl.

DSP Conseils & Services SA provides sealing, flooring and resin-based solutions. Its activities include waterproofing systems, floor coatings, crack injection, concrete repair and related technical services.

WEISS ingénieur-conseil Sàrl

Since 2025 · 1–10 empl.

WEISS ingénieur-conseil Sàrl is an engineering consultancy focused on building physics, energy and acoustics. The company prepares thermal calculations, energy audits, Minergie-related studies, grant applications and acoustic assessments for buildings.

cadE3d Sàrl

Since 2006 · 1–10 empl.

CadE3d is an engineering firm specializing in the development and design of specialized machines and equipment. The core activities include: Developing new devices and machines from concept to series production; Modernizing and improving existing machines, including enhancing functionality and safety; Creating technical documentation for research and development, assembly, sales, and after-sales service; and Consulting and supporting customers in integrating new devices and machines into their existing business structures.

BRIONA Solutions Sàrl

Since 2022 · 1–10 empl.

The core activity of Briona Solutions is to provide services in the field of building energy efficiency and numerical analysis. Specifically, this includes: Expertise in building energy efficiency (CECB), creation of energy certificates and concepts, conducting studies on solar radiation and evacuation, design and simulation of buildings (CAO, CFD), optimization of systems and processes, programming of user interfaces, and certification of buildings (CECB/CECB+). The company supports customers in planning, implementing, and optimizing buildings and systems, with the goal of improving energy efficiency and sustainability.

Ressources urbaines Sàrl

Since 2025 · 1–10 empl.

Ressources urbaines Sàrl is an urban planning practice focused on urbanism and participatory processes, providing land‑use plans, strategic visions, client advisory services, facilitation of participatory processes and support for building regulation tasks. The firm operates in the Suisse romande and collaborates with a network of specialist partners.

Osci-Tech Engineering Sàrl

Since 1994 · 1–10 empl.

Audio services Pascal Menghini

Since 2006 · 1–10 empl.

Xpert Métrology Laboratory International Sàrl

Since 2015 · 1–10 empl.