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DANIEL R. SA 

Meyrin · Since 2022

DANIEL R. SA designs, produces and retails mechanical wristwatches, with an emphasis on tourbillon complications and the signature double‑ellipse case design. The website presents current and historical models and provides information on servicing (Care) and authorised distribution partners.

Delphisoft SA 

Meyrin · Since 1990

Delphisoft SA provides consulting, implementation and support for Microsoft business applications such as Microsoft Dynamics 365 Business Central, Dynamics 365 Sales, Power BI and Microsoft 365, and offers related add‑ons and digitalization solutions (for example payroll, document management, e‑commerce and reporting).

DG Expertise SA 

Meyrin · Since 2015

DG Expertise is primarily involved in environmental and health diagnostics, particularly in the detection and assessment of environmental pollutants and toxins in buildings and workplaces. The core activities include: * Diagnostics of asbestos, lead, polychlorinated biphenyls (PCB), halogenated flame retardants (HAP, HBCD) and other pollutants * Monitoring of construction sites and measurement of air quality * Conducting audits and assessments in the field of energy efficiency and renewable energy * Consulting and training of customers and partners on environmental and health issues The company offers its services in various regions of Switzerland, including Geneva, Fribourg, Vaud, Neuchâtel and Valais.

DG peinture - Dias 

Meyrin · Since 2024

The core activity of DG peinture - Dias is the provision of painting and varnishing services.

Digital Swiss Partners DSP SA 

Meyrin · Since 1989

The core activity of Digital Swiss Partners DSP SA is the provision of IT services, particularly in the areas of: Website development and security, E-commerce solutions, Search Engine Optimization (SEO) and Marketing (SEM), Web application security, Cloud infrastructure services, Managed IT services, and CTO-as-a-Service (Chief Technical Officer as a service). The company also provides consulting and support for the introduction of Emerging Technologies, prioritizing security, cost efficiency, and quality of services.

DLS ventilation SA 

Meyrin · Since 2020

The core activity of DLS Ventilation is the planning, installation, maintenance and repair of ventilation systems and air conditioning systems. The company also provides services in the field of electrical installation.

DMC Ingénieurs Civils SA 

Meyrin · Since 2019

DMC Ingénieurs Civils SA provides engineering and consulting services for building and civil infrastructure projects, covering feasibility studies, design, tendering and construction follow-up. Its services include civil engineering (earthworks, infrastructures and structures), project management, construction supervision, expert reports and specialised studies such as reinforcement detection and hazardous‑materials monitoring.

D'ORLANDO - LEGENDRE SA 

Meyrin · Since 2019

D'ORLANDO - LEGENDRE SA is a construction company that operates as a total contractor and general contractor, managing projects from design through delivery. The firm also performs local construction and renovation works and may participate in co-promotion, incorporating sustainable materials and practices.

DuPont de Nemours International Sàrl 

Meyrin · Since 1959

DuPont de Nemours International Sàrl is an entity within the DuPont global network that supplies materials and specialty products and provides technical and application support. It serves industries including electronics, water, protection, industrial technologies and next‑generation automotive.

DuPont Specialty Products Operations Sàrl 

Meyrin · Since 2016

Editions Schmidt-Nagel SA 

Meyrin · Since 2009

e-formandi Sàrl 

Meyrin · Since 2019

e-formandi Sàrl offers training and continuing education for electricians and apprentices, including exam preparation, practical workshops and instruction on commissioning verifications according to OIBT.

EGSOR SA 

Meyrin · Since 2023

The core activity of EGSOR SA is the renovation of buildings, particularly in the French-speaking part of Switzerland. This includes: Interior renovation: layout of rooms such as kitchens, bathrooms, bedrooms and offices; Exterior renovation: facade renovation; Carpentry work: installation of windows, doors, stairs and custom-made products; Floor and wall coverings: installation of floor and wall coverings such as tiles, parquet, PVC floors, plastering and painting; Plumbing: installation, maintenance and repair of sanitary facilities; Electricity: installation, maintenance and repair of electrical systems. The company thus offers comprehensive services for the renovation of residential and commercial properties.

Electro-Contrôle, Patrick Romang 

Meyrin · Since 2011

The core activity of Electro-Contrôle Patrick Romang is the performance of inspections and consulting services in the field of electrical installations, particularly within the framework of the Ordinance on Low-Voltage Installations (OIBT). This includes: final inspections for new installations, acceptance inspections for existing installations, periodic and quinquennial inspections for the safety and functionality of electrical installations, and consulting and support for compliance with legal requirements in the field of electrical safety. The company offers these services to private and commercial customers in the Geneva region.

Ellisys SA 

Meyrin · Since 2003

The core activity of Ellisys is the development and distribution of protocol test solutions for various technologies such as Bluetooth, Wi-Fi, USB, DisplayPort and Thunderbolt. The company offers analysis and testing equipment for these technologies to test and optimize communication and interoperability between devices.

ErgoNomade Sàrl 

Meyrin · Since 2023

The core activity of ErgoNomade is the provision of occupational therapy services, particularly the implementation of occupational therapy sessions with patients in their own homes or at their workplace, with the aim of promoting the autonomy and independence of patients in their daily lives.

ERI Etudes et Réalisation en Informatique bancaire SA 

Meyrin · Since 1989

The company provides software solutions and services to the financial sector, particularly for banks and financial institutions. The core activity includes the development and provision of platforms and solutions for core banking, digital banking, customer relationships, portfolio management, advisory, fund management, custodian bank services, order management, savings and deposits, loans and mortgages, payments and transfers, as well as regulatory requirements.

Espace Charpente SARL 

Meyrin · Since 2017

The company's core activity is the provision of services in the field of timber construction, particularly in the areas of carpentry, joinery, locksmithing and timber construction. The company offers a wide range of services, including the planning, design and execution of timber structures, such as roof trusses, wall and ceiling constructions, as well as the installation of windows, doors and other timber construction elements.

Etico SA 

Meyrin · Since 2016

Etico SA designs, installs and maintains flat and pitched roofs, waterproofing systems and sheet-metal (ferblanterie) work. The company also carries out parking and civil-engineering waterproofing, green roofs, resin floors and provides injection-based leak remediation expertise.

EXA Infrastructure Switzerland Sàrl 

Meyrin · Since 1998

The core activity of EXA Infrastructure is the planning, construction and operation of digital infrastructure, particularly high-performance networks and data centers, to support customers in the digital economy. This includes providing infrastructure services, transport services, colocation services and other related services. The company focuses on creating resilient and intelligent networks to offer customers a reliable and secure digital infrastructure.