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Viridis environnement Sàrl 

Petit-Lancy · Since 2001

The core activity of Viridis Environnement is to provide services in the field of environmental planning and consulting, particularly in the areas of: environmental studies and assessments, urban planning and development, renaturation and nature conservation, agriculture and forestry, hydrogeology, agronomy, forestry and geophysics. The company supports its clients, including public institutions, companies and private individuals, in planning and implementing projects that affect the environment and quality of life.

WasteOlas Sàrl 

Petit-Lancy · Since 2022

The core activity of WasteOlas is the development and implementation of systems for capturing and recycling CO2 emissions, particularly in the brewing industry. The company offers solutions to reduce, recycle and convert CO2 emissions into valuable resources, thereby supporting breweries in achieving their sustainability goals.

W&W, Waste&Watt Sàrl 

Petit-Lancy · Since 2018

The company W&W (Waste & Watt) offers solutions for sustainable development, particularly in the areas of energy efficiency and waste management. The core activities include: energy audits and optimization for companies and municipalities, development of strategies for reducing energy consumption and waste, implementation of measures to increase energy efficiency and promote renewable energies, and consulting and support for the implementation of sustainable solutions for companies, municipalities, and private individuals. W&W's core activities focus on supporting companies and municipalities in implementing the 2050 strategy and reducing their ecological footprint.

Zensar Technologies (UK) Limited, Londres, succursale de Lancy/Genève 

Petit-Lancy · Since 2014

The company offers services in the field of digital transformation and IT consulting. The core activities include: * Development and implementation of artificial intelligence (AI) and machine learning (ML) * Consulting and implementation of digital strategies and solutions for companies * Development and operation of cloud infrastructures and applications * Security services for companies * Consulting and implementation of digital workplaces and infrastructures * Development and implementation of applications and solutions for various industries such as financial services, healthcare, telecommunications and more. The company also offers specific services for various technologies and platforms such as Oracle, Salesforce, SAP, Google Cloud, AWS and Microsoft Azure.

ZIG Services Sàrl 

Petit-Lancy · Since 2023

ZIG Services Sàrl provides moving, cleaning and renovation services. Its offerings include social, private and corporate moves; commercial and domestic cleaning, post-construction and end-of-lease cleaning and decluttering; as well as painting, tiling and parquet work.

CroisSens RH SARL 

Petit-Lancy · Since 2025

CroisSens RH SARL is a human resources consulting firm that supports organisations in talent assessment and development. Its services include predictive potential evaluations (assessment centres, psychometric tools, 360° feedback), coaching, training and onboarding, and career management and mobility services including outplacement.

Star concept Sàrl 

Petit-Lancy · Since 2025

Star concept Sàrl produces handmade maize-based empanadas (gluten-free) and offers sides and desserts. Services include menus, boxes for larger orders, and takeaway and delivery options.

1m83 Art 

Petit-Lancy · Since 2019

The company 1m83 is an art collective specializing in the organization and implementation of public art installations and exhibitions. The core activity of the company is to invite contemporary photographers to create large-scale artworks in public spaces, often in conjunction with construction or renovation projects. These artworks, also known as "Toiles urbaines", aim to highlight the relationship between nature, art, and architecture and encourage the public to think about these themes.

Accord-multiservices Sàrl 

Petit-Lancy · Since 2012

The core activity of Accord-Multiservices SÀRL is the provision of services in the field of building maintenance and renovation, including: building renovation, painting, tile and slab installation, building and property cleaning, and gardening and landscaping. The company thus offers a wide range of services to support the maintenance and expansion of real estate.

AH-pi-LEX Sàrl 

Petit-Lancy · Since 2017

The company is a law firm specializing in intellectual property and industrial property law. The core activities include: Consulting and representation in matters of intellectual property, including trademark, patent, design and copyright law; Registration and management of trademarks, patents and designs; Legal advice in other areas of commercial law, such as contract law, mediation and arbitration; Representation of clients in national and international legal matters. The company provides its clients with comprehensive legal advice and representation in all matters of intellectual property and commercial law.