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2DLC Architectes Partenaires SA 

Petit-Lancy · Since 2004

2DLC Architectes Partenaires SA is an architectural firm providing design and project management services for new construction as well as renovation and transformation projects. Services listed on the website include feasibility and urban studies, cost estimates and expert appraisal, thermal/energy calculations, 3D imagery, tendering, site supervision and client representation.

2DLC Développement Sàrl 

Petit-Lancy · Since 2005

2DLC Développement Sàrl is an architectural firm providing design and project management services for new construction, renovations and transformations. The website lists services such as feasibility and project studies, thermal/energy calculations, cost estimation, tendering, construction supervision and client representation.

DAES SA 

Petit-Lancy · Since 2001

DAES SA is an engineering consultancy providing numerical simulations and virtual test services for components and systems. It performs multi-physics modelling (mechanical, thermal, fluid, optical, electromagnetic, dynamic), develops custom tools and apps, and offers project support, technical assistance and training using software such as ANSYS and ABAQUS.

Electricité de Lancy SA 

Petit-Lancy · Since 2017

The core activity of Electricité de Lancy SA is the planning, installation and maintenance of electrical systems and installations. The company offers a wide range of services in the field of electrical engineering, including the installation of electrical systems in residential and commercial buildings, the maintenance and repair of electrical systems, as well as consulting and planning of electrical projects.

FINEAMIN SA 

Petit-Lancy · Since 2018

The core activity of FINEAMIN SA is the development, manufacture and marketing of industrial water treatment chemicals and services, particularly for the treatment of water-steam-condensate cycles, cooling water systems and wastewater. The focus is on the production of film-forming amines and other water treatment chemicals that have been developed for industry, especially for power plants, refineries, hospitals and other large consumers.

FlowAir Activity SA 

Petit-Lancy · Since 1989

The core activity of FlowAir SA is the installation, maintenance and repair of ventilation and air conditioning systems, including the dépoussiérage (dedusting) of ventilation systems and the installation of hygro-regulable ventilation systems for administrative and residential buildings.

Léman Fluides SA 

Petit-Lancy · Since 2023

The core activity of Léman Fluides SA is the planning, installation and maintenance of sanitary, heating, ventilation and air conditioning systems. The company offers solutions in these areas and has qualified installers to ensure fast and reliable service throughout Western Switzerland (Suisse romande).

RAS Rhône Assurance Services SA 

Petit-Lancy · Since 1991

RAS Rhône Assurance Services SA provides insurance and risk management services, including risk analysis, negotiation with insurers, portfolio administration and claims support. The company also operates a multilingual call centre for absence management (Caredesk), offers payroll services and markets a real-estate insurance product called Immocasa.

Solveo Group SA 

Petit-Lancy · Since 2024

Solveo Group SA provides insurance solutions and risk management services, including brokerage, risk analysis and administrative management of insurance portfolios. Its services include claims support and insurer negotiations, a multilingual call‑center for absence management (Caredesk), payroll services and a building‑focused product called Immocasa.

Wella International Operations Switzerland S.à r.l. 

Petit-Lancy · Since 2020

Wella International Operations Switzerland S.à r.l. is part of Wella Company and operates a portfolio of professional hair, nail and beauty‑tech brands serving salon professionals and consumer markets. The company’s website lists brands such as Wella Professionals, ghd, OPI, Nioxin, Clairol and Briogeo.

Wella Switzerland S.à r.l. 

Petit-Lancy · Since 2020

Wella Switzerland S.à r.l. markets and manages beauty brands, supplying professional and consumer products for hair care, hair colour, nail care and beauty technology. The company’s portfolio on the website includes brands such as Wella Professionals, ghd, OPI, Nioxin and Briogeo.

ZS Holding SA 

Petit-Lancy · Since 2024

ZS Holding SA is a civil engineering firm providing design and project delivery services for civil works, structural engineering and engineering structures. Its services include transport infrastructure (tramways, roads, rail), energy and utility networks, wastewater systems, watercourse renaturation and project management.

ZS Ingénieurs Civils SA 

Petit-Lancy · Since 1989

ZS Ingénieurs Civils SA is a civil engineering firm that provides design and execution services for civil engineering projects. Its scope includes structural design and civil works as well as infrastructure projects such as roads, tram and rail lines, energy and distribution networks, sewage systems, river renaturation, renovations and project management.

PhysioTempo Sàrl 

Petit-Lancy · Since 2025

The core activity of PhysioTempo is the physiotherapeutic treatment and care of patients, particularly in the field of sports, with the aim of restoring mobility and vitality after injuries or complaints. This includes individual diagnoses, therapies and training plans to support patients in achieving their sporting goals or restoring their daily activities.

Antaès Consulting SA 

Petit-Lancy · Since 2007

Antaès Consulting SA is a management and technology consulting firm providing services in strategy, organisation and change management, performance, quality and compliance. It also delivers industrial engineering and production/logistics support, IT systems and application management, digital/data and software development services, and corporate training offerings.

Antoine Nettoyages SA 

Petit-Lancy · Since 1993

The core activity of Antoine Nettoyages SA is the provision of industrial and specialized cleaning services, including: commercial and industrial property cleaning, specialized cleaning including graffiti removal and facade cleaning, concierge services, cleaning and renovation of apartments after construction or renovation, and on-call interventions. The company offers these services in the Geneva and Vaud regions, particularly in the canton of Geneva and as far as Gland and Nyon.

EGRES IMMOBILIER SARL 

Petit-Lancy · Since 2004

The core activity of EGRES IMMOBILIER is real estate administration, particularly the management of properties, co-ownerships, apartments, villas and local commercial spaces. This includes services such as property management, brokerage, rental, insurance, financial administration, consulting and project management.

Katzarov SA 

Petit-Lancy · Since 1968

The core activity of Katzarov is consulting and representing clients in matters of intellectual property (Intellectual Property, IP), particularly in the areas of patents, trademarks, designs and internet law. The company offers services such as legal advice, patent and trademark applications, rights management and defense, as well as dispute resolution and mediation.

ACANTHE SA 

Petit-Lancy · Since 2001

ACANTHE SA provides real estate services including valuations and appraisals, technical and legal assessments, and financial valuations of properties and portfolios. The company also delivers asset management and portfolio oversight services and produces market analysis via an observatory of real estate indicators.

adbr Sàrl 

Petit-Lancy · Since 2024

The company ADBR offers a creative space (Espace Créatif) that will soon be available. The core activity of the company can be described as renting or managing creative spaces or studios.