Specialized Construction Activities in
Meyrin

1AirSup Sàrl

Since 2022 · 1–10 empl.·5.0(7)

The core activity of 1AirSup Sàrl consists of expertise and management of environmental pollutants in buildings, particularly in the Swiss Romandy region. This includes: * Diagnostics and analysis of environmental pollutants such as asbestos, lead, PCB, HAP, and HBCD in buildings * Conducting measurements and tests to determine the concentration of environmental pollutants * Preparation of expert reports and analyses on the results of diagnostics and analysis * Planning and implementation of remediation and decontamination work in buildings contaminated with environmental pollutants * Monitoring and control of construction sites to ensure compliance with environmental and safety standards The company offers its services primarily to private individuals, architects, engineers, public services, and property management companies.

G.E.R. SA

Since 2002 · 21–50 empl.·4.5(4)

The core activity of G.E.R. SA consists in the planning, manufacturing, assembly and maintenance of industrial plants as well as the realization of networks for gases and liquids. In particular, the company focuses on the following areas: Chemistry: installations for production in various chemical fields Petrochemistry: revamping of refineries and petrochemical plants Pharmaceuticals: installations for production in various pharmaceutical fields Networks: construction of networks for district heating, district cooling, gas and other liquids. The company also offers services in the field of welding technology and has received various certifications in this area.

Troi constructions Sàrl

Since 2024 · 1–10 empl.

Troi constructions Sàrl installs and replaces windows, doors, sliding systems, and solar shading products. The company provides advice, measurement, installation, and after-sales service for PVC, aluminium, wood, and steel products.

Atlas Technique Piscine Suisse Sàrl

Since 2019 · 1–10 empl.·3.0(2)

The core activity of Atlas Technique Piscine Suisse is the installation, renovation and maintenance of swimming pools in Geneva and Western Switzerland. The company offers various services, including the construction of pools, repair and maintenance of pools, as well as the sale of pool accessories such as filters, heaters and safety equipment.

Sylejmani Piscine

Since 2025 · 1–10 empl.

Sylejmani Piscine provides planning, construction, renovation and maintenance services for swimming pools, as well as spa solutions. The company also offers pool safety solutions and related service work.

Gypserie, peinture Castor Sàrl

Since 2013 · 1–10 empl.

Chape Service SA

Since 2017 · 1–10 empl.

SMEAA Sàrl

Since 2021 · 1–10 empl.

ISM - Marbrier Sàrl

Since 2022 · 1–10 empl.

K-Coffrage Sàrl

Since 2022 · 1–10 empl.

PEREZ Rénovation et Construction Sàrl

Since 2023 · 1–10 empl.

Excellence Deco & Concept Sàrl

Since 2023 · 1–10 empl.