Technical Consulting & Engineering

Serena Elektrokontrollen GmbH 

Erlenbach Zh · Since 2025

Serena Elektrokontrollen GmbH performs electrical inspections and issues safety certificates for electrical installations. Services include periodic inspections, acceptance checks, safety certificates for property transfers, expert assessments, thermography, lightning protection checks, sample inspections and network quality analysis.

AR-Ingénierie Sàrl 

Le Grand-Saconnex · Since 2025

AR-Ingénierie Sàrl is a civil engineering office staffed by EPFL‑qualified engineers, providing structural design for reinforced concrete, structural assessments, renovation and transformation support, and cost estimation services across project phases from concept to execution.

Plenergy Compass GmbH 

Kreuzlingen · Since 2025

Plenergy Compass GmbH develops and implements energy concepts and photovoltaic projects, including battery storage and grid integration solutions for commercial, agricultural and ground‑mounted applications. Its services include project development, technical due diligence, project management and monitoring.

PP Elektroplanung GmbH 

Pfäffikon Zh · Since 2025

PP Elektroplanung GmbH provides manufacturer-independent electrical planning services in accordance with SIA 108 and supports projects from study and design through execution and handover. Services include planning and coordination of lighting, safety, building automation, photovoltaics and e-mobility, as well as construction supervision, testing and post-project support.

Bruenig Institute AG 

Lungern · Since 2025

Bruenig Institute AG is a center for security research, risk analysis and resilience that provides practical training, scenario-based simulations, and strategic advisory services. The institute conducts courses and immersive exercises in purpose-built, discreet underground facilities and also offers workshops, coaching and organizational consulting on security topics.

Ressources urbaines Sàrl 

Bussigny · Since 2025

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.

embeddion GmbH 

Winterthur · Since 2025

embeddion GmbH is a company specializing in high-performance embedded systems, offering software, firmware and hardware design services. It provides rapid prototyping and proof-of-concept development and works closely with clients to develop tailored solutions.

Gruner Stucky SA 

Geneva · Since 2026

Fire & Security Consulting Sàrl 

Maules · Since 2026

Fire & Security Consulting Sàrl is a consulting firm that develops fire protection concepts in accordance with AEAI standards and provides advice on security, risk analysis and access/closure systems. Services include support for authorization procedures, building audits and technical advice for architects and project owners.

MaToSe Sàrl 

Vuadens · Since 2026

MaToSe Sàrl provides services for machine tools, helping industrial clients maintain and improve the reliability, precision and performance of their production equipment. Services include industrial maintenance (preventive and corrective), machine geometry work, retrofitting and commissioning, CNC programming, training, consulting and the sale of peripherals.

Zerion AG 

Zug · Since 2026

Zerion AG provides consulting for electric piste vehicles, snowmobiles and utility vehicles, covering planning, procurement, integration and operational support. Services include feasibility and economic assessments, driver and technician training, and technical development in collaboration with manufacturers.

S2B Plan AG 

Bülach · Since 2026

S2B Plan AG provides building services engineering, offering comprehensive planning and coordination of heating, ventilation, sanitary and electrical systems. Services include energy calculations (e.g. SIA 380/1), authority submissions, BIM/3D planning, project coordination and commissioning support.

Argast Informatik- und Elektroengineering GmbH 

Laufenburg · Since 2026

Argast Informatik- und Elektroengineering GmbH combines IT and electrical engineering to provide engineering services, focusing on building automation and smart home, industrial automation, energy supply and control systems, as well as software development and network solutions (client/server/cloud, security, databases).

Denier Engineering GmbH 

Jona · Since 2026

Denier Engineering GmbH provides engineering and technical leadership services for complex technology projects, focusing on ASIC and FPGA architecture and design as well as C++ software engineering. The company also offers Deltrix, a finance analytics platform for volatility analysis, model calibration and scenario simulation.

Streaming-live me Sàrl 

Villarimboud · Since 2026

Streaming-live me Sàrl provides audiovisual services for events, including sound, lighting, video capture, LED screens, live streaming, and equipment rental. The company is a reseller and integrator of the beaconless Naostage K Systems tracking solution and offers project planning, technical production, and on-site support.

Rosset solutions énergétiques Sàrl 

Gland · Since 2026

Rosset solutions énergétiques Sàrl provides energy consultancy and electrical services, including CECB energy audits, photovoltaic system planning, electrical installations and energy-focused renovations.

VIRET Sàrl 

Crissier · Since 2026

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.

Prime Grid Solutions AG 

Zug · Since 2026

Prime Grid Solutions AG is a technology infrastructure company focused on high-integrity, mission-critical environments and operations across distributed networks. Services include mission-critical infrastructure management, integration into multi-party networks, and development of operational tooling and governance practices to support availability, security, and system stability.

sd ingénierie sion sa 

Sion · Since 1964

MB-Conseils Mathias Bavaud 

Yverdon-Les-Bains · Since 2003