Energy & Environment

LEI DÉSAMIANTAGE Suisse Sàrl 

St-Gingolph · Since 2019

The core activity of Lei Désamiantage Suisse Sàrl is the execution of works in the field of asbestos removal (désamiantage), lead removal (déplombage) and demolition (démolition). This includes in particular: Asbestos removal: removal of asbestos from buildings, including old buildings, commercial properties, residential houses and other structures. Lead removal: removal of lead from buildings, especially prior to demolition. Demolition: demolition of buildings, including internal and external work, as well as partial or total demolition of small facilities. The company offers these services in various regions of Switzerland, including the cantons of Vaud, Valais, Geneva and Lausanne.

Leiser Environmental Solutions 

St-Saphorin-Sur-Morges · Since 2022

The core activity of Leiser Environmental Solutions is to advise and support companies in the implementation of environmental and energy efficiency projects.

LENI Elektrotechnik GmbH 

Niederuzwil · Since 2020

LENI Elektrotechnik GmbH provides electrical installations and related services, including residential electrical work, lighting solutions, photovoltaic systems, EV charging station installation and maintenance, smart home systems, and network technology.

LEO Recycle SA 

Grandson · Since 2023

LEO Recycle SA sells the "LEO" collection bag and organises the collection and sorting of household plastic packaging and beverage cartons for mechanical recycling. The initiative also plans collection and sorting centres and a granulation facility to produce recycled resin.

Lerm Solar AG 

St. Gallen · Since 2024

Lerm Solar GMBH provides consulting, sales, system planning and installation of photovoltaic systems, along with project management and economic feasibility calculations.

Les Croisettes, Familles Berney Sàrl 

Les Bioux · Since 2009

Les Emaux Libres - Sophie Desurmont 

Neuchâtel · Since 2021

The core activity of the company "Les émaux libres" consists of decorating and adding value to everyday glass objects by applying enamel. In this process, old or forgotten items such as bottles or glasses are refurbished and transformed into unique, valuable pieces through the enamel process. The company also aims to reduce resource consumption and minimize waste by recycling glass as a raw material and giving it a new life.

Leureko AG 

Möhlin · Since 1996

The core activity of Leureko AG is the composting and anaerobic digestion of green waste and tree trunks to produce high-quality soils such as humus, compost, humus-compost mixtures and various potting soils.

Leutenegger Energie Control 

Küsnacht Zh · Since 1990

The core activity of LEC (Leutenegger Energie Control) is the planning, consulting and implementation of projects in the field of renewable energies, particularly solar heat and solar power. The company offers a wide range of services and products, including the planning and installation of solar systems, the development of solar boats and the manufacture of measurement technology and battery monitoring systems.

Lex Energia Sàrl 

Fribourg · Since 2022

The core activity of Lex Energia GmbH is the provision of specialized legal services in the field of energy law, particularly at the interface between law, energy economics, politics and entrepreneurial solutions.

LGTEC AG 

Rorschach · Since 2015

LGTEC AG develops a technology for the metallization of solar cells that enables fine contact grid lines without using silver. The method reduces grid-line widths to about 10 micrometers and produces them in a single process step; the company offers sampling on a demonstrator machine for technology evaluation.

Lichtermehr AG 

Kaltbrunn · Since 2022

The core activity of Lichtermehr AG encompasses the planning, consulting and implementation of solutions in the field of electrical engineering, particularly in the areas of electrical planning and installation, lighting design and lighting planning, photovoltaic planning and installation, energy storage systems and e-charging stations. The company also offers services such as maintenance work, minor repairs and the retrofitting of existing lighting systems with LED technology.

GBR Europe AG 

Baar · Since 2021

Li-Cycle Corp. is primarily active in the recycling industry of lithium-ion batteries. The core activity consists of developing and applying patented technologies (Spoke & Hub Technologies) for the safe and sustainable recovery of critical metals such as lithium, cobalt, nickel, and other materials from spent lithium-ion batteries. The goal is to create a local secondary supply of these materials to meet the growing demand for clean energy technologies.

Life Science AG 

Basel · Since 1996

The core activity of Life Science AG is the provision of services in the field of environmental and nature conservation, particularly in the areas of aquatic ecology, nature conservation, landscape planning, research and public relations. The company offers consulting, planning and communication services in the environmental sector and supports the assessment of natural values as well as the planning and implementation of measures for nature and the environment.

LifeStraw Sàrl 

Lausanne · Since 2020

The core activity of LifeStraw is the development, manufacture and marketing of water filters and purification systems for various applications, including personal drinking water filters, household filters, outdoor and emergency applications, as well as humanitarian projects.

LightSeeds SA 

Savagnier · Since 2024

LightSeeds SA develops modular, lightweight plug-and-play solar systems that convert surfaces into power. Its offerings include the LightSeeds® Solar Kit Box, lightweight solar modules and integrated applications for roads, railways, noise barriers, basement walls, roofs, facades and stand-alone systems, with monitoring and maintenance processes.

LIGRIN AG 

Unterägeri · Since 2023

LIGRIN AG develops a Waste-to-Resources process that converts agricultural residues and food waste into Sustainable Aviation Fuel, renewable diesel and a full NPK organic fertilizer. The company states that the process reduces emissions and supports a circular bio-economy.

LIMA Solar AG 

Wil Sg · Since 2015

The core activity of LIMA Solar AG is the development, construction and operation of large-scale photovoltaic systems in Switzerland, with the aim of contributing to electricity production in Switzerland and shaping the country's energy future.

Limmattaler Energie Genossenschaft 

Geroldswil · Since 2022

The core activity of Limmattaler Energie Genossenschaft consists of financing, planning and operating decentralized solar power plants on properties in the Limmattal region, in order to generate locally produced electricity and sell it to the population, with the aim of promoting the energy transition and creating an ecological added value.

Limnex AG 

Brugg Ag · Since 2013

The core activity of Limnex AG is environmental consulting with a focus on aquatic ecology and hydrology. The company offers services in the following areas: Aquatic ecology (rivers, lakes, water management), Hydrology (hydrometry, discharge measurement, water level measurement), Environmental compatibility (ecological power generation, biofouling), Data management and analysis (hydrological statistics, hydrological expert opinions). The company supports customers in addressing limnological issues and clarifications related to surface waters and provides solutions for the revitalization of rivers and lakes.

Limon GmbH 

Bühler · Since 2023

The company Limón primarily focuses on energy management and climate neutrality for companies and products. It offers solutions for reducing CO2 emissions and other greenhouse gases, such as creating Corporate Carbon Footprints and Product Carbon Footprints according to international standards. Furthermore, it supports companies in developing transformation plans and raising employee awareness for climate neutrality.

Linda Thomas Concepts 

Dornach · Since 2012

The core activity of Linda Thomas' company is the transfer of knowledge and experience in the field of space cleaning, cleaning and maintenance, with a particular focus on ecological and sustainable methods. This includes the creation of books, the organization of events, seminars and online courses, as well as consulting and training individuals and institutions in this field.

Lindt Cocoa Foundation 

Kilchberg Zh · Since 2013

The core activity of Lindt Cocoa Foundation is to promote sustainable agricultural development in the countries of origin of cocoa and other raw materials for chocolate production. To this end, the foundation supports projects that improve the living and working conditions of farmers and promote environmentally friendly production of cocoa and other raw materials.

Lineco Philippe Grosvernier 

Reconvilier · Since 2001

The core activity of LIN'eco is ecological consulting and project implementation in the field of conservation and restoration of wetlands, particularly moors and marshes, in Switzerland and the adjacent French Jura. This includes conducting diagnoses, creating management plans, coordinating projects and providing scientific support for renaturation measures.

Linknatur GmbH 

Sargans · Since 2016

The core activity of Linknatur GmbH encompasses services in the field of nature and environmental protection, specifically: * Inventory assessments * Nature management * Environmental education and communication * Environmental impact assessments. The company thus offers consulting and services for the preservation and protection of nature and the environment.

Links to Water Development SA 

Nyon · Since 2021

The core activity of Links 2 Water Development SA is the development and distribution of water-saving solutions, particularly the product 'The Drop', an intelligent hand-washing system aimed at saving water resources and improving hygiene.

Lisa Moussaoui, Behaviour Change Expertise 

Troinex · Since 2020

The core activity of Behaviour Change Expertise is consulting based on behavioural sciences, particularly psychology, for topics where human factors play a role. The company supports customers in promoting health-enhancing and environmentally friendly behaviour by identifying psychological factors that influence behaviour and developing recommendations for behaviour change.

Littoral Energie SA 

Etoy · Since 2019

The core activity of Littoral Energie SA is the design and implementation of installations in the fields of heating and photovoltaics, particularly in providing solutions for the energy transition, such as the installation of heat pumps and photovoltaic systems. The company also offers services such as troubleshooting, maintenance, and project development in the field of renewable energies.

Live Green International GmbH 

Lyss · Since 2016

The core activity of Live Green International GmbH is the marketing and distribution of products focused on sustainability and environmental awareness, particularly Furoshiki cloths, notebooks, tea and other lifestyle products. The company operates an online shop and also offers courses, workshops and exhibitions in Switzerland.

LIV Gärten, Livia Nigg 

Attikon · Since 2017

The core activity of the company 'Liv Gärten' is the creation of hand-drawn garden visualizations and the consulting of private individuals and companies in the planning and design of gardens, particularly in the area of biodiversity promotion.

LM Solar Anlagen GmbH 

Holziken · Since 2023

LM Solar Anlagen GmbH designs and installs photovoltaic systems for residential and commercial roofs. The company carries out on-site assessments, obtains necessary permits and manages turnkey implementation including professional installation.

Loacker Swiss Recycling AG 

Dübendorf · Since 1990

Loacker Swiss Recycling AG is a waste management and recycling company that processes and recovers materials such as scrap metal and non‑ferrous metals. Its services include end‑of‑life vehicle recycling, metal and cable processing, container systems for waste collection, demolition and clearing works, and document destruction.

Loacker Ostschweiz Recycling AG 

Rheineck · Since 1979

Loacker Ostschweiz Recycling AG is a waste management and recycling company that provides environmental services and the acceptance and proper processing of recyclable and residual materials. The company operates a 24-hour recycling yard for certain free fractions and offers services such as container systems, demolition and clearance work, document destruction and end-of-life vehicle recycling.

Lo&Bo Sagl 

Grono · Since 2023

Lo&Bo Sagl provides distribution, design, installation and maintenance of photovoltaic systems and 'all-in-one' solutions for electricity generation, storage and consumption under the loboca brand. The company also offers transport, processing and recycling services for end-of-life solar modules in cooperation with specialized recycling facilities.

Locarnese Ente Acqua 

Locarno · Since 2023

The core activity of the company LEA (Locarnese Ente Acqua) is the supply of drinking water, including the extraction, treatment, distribution and billing of drinking water for the city of Locarno and its surroundings.

LOGHYDROGEN Technology AG 

Thun · Since 2012

The core activity of Loghydrogen Technology AG is the development and marketing of hydrogen-based solutions for the automotive and real estate industries. In particular, the company offers kits that enable vehicles and buildings to be operated in an environmentally friendly way using hydrogen. The products aim to reduce fuel consumption and environmental pollution by increasing the combustion temperature and allowing for a more complete combustion of the fuel.

Logigram Sàrl 

Montreux · Since 2024

The core activity of Logigram encompasses the areas of energy, building technology, construction management, and financing and construction of real estate. Specifically, the company offers the following services: * Energy: Conducting energy audits, developing innovative energy efficiency solutions, and integrating sustainable and economically viable practices. * Building technology: Detailed planning and customized design for heating, ventilation, and sanitary installations (CVSE) to ensure harmonious integration into construction projects. * Construction management: Supervising construction work while adhering to deadlines, budgets, and quality standards, as well as transparent communication with all parties involved. * Financing and construction of real estate: Comprehensive support for real estate projects from concept to completion, including financing, construction management, and handover. The company positions itself as a reliable partner for the implementation of construction projects in Switzerland, particularly in the Romandy region.

LOGWATER Holding AG 

Oberhofen Am Thunersee · Since 2014

LOGWATER Holding AG provides solutions for water treatment, potable water supply and remediation of contaminated water. Its product range includes mobile units and systems such as the Logwater truck and Logwater Stick, as well as treatment systems (AquaPure, Waste Water Box) for industrial, agricultural and emergency applications.

loolo AG 

Schindellegi · Since 2021

The company invests in renewable energies, particularly in solar power plants, and offers investors the opportunity to invest in these projects and earn a fixed return. At the same time, the investments are designed to have a positive social and ecological impact. The company also provides services to entrepreneurs by building solar power plants on their rooftops and supplying them with electricity at a reduced and fixed price to lower their energy costs.

Lops GmbH 

Stans · Since 2003

The core activity of the company is the management and administration of the municipality of Hergiswil, including the provision of services such as tax administration, education, social services, infrastructure and culture.

Lorenz Energie AG 

Mühlrüti · Since 2024

Lorenz Energie AG designs and installs complete photovoltaic systems and provides energy optimization, storage solutions and scaffolding services. The company offers project-specific consultation and plans installations taking site conditions and customer requirements into account.

Louise & Picadus Sàrl 

Renens Vd · Since 2019

The company Louise & Picadus Sàrl operates in the fields of environmental management, real estate management and education. The core activities include: Environmental Management: Consulting and support for companies in the implementation of environmental protection measures and compliance with environmental regulations. Real Estate Management: Management and marketing of properties, including the rental of residential and commercial properties. Professional Training: Training and certification of professionals in the field of environmental management and real estate management, particularly for the diagnosis and remediation of environmental damage in buildings. The company thus offers a comprehensive range of services aimed at supporting companies and individuals in addressing environmental and real estate issues.

LST Energie AG 

Stettfurt · Since 2022

The core activity of LST Energie AG is to supply the population of the three municipalities of Lommis, Stettfurt and Thundorf with safe and affordable energy, particularly electricity.

LTDry AG 

Aarau Rohr · Since 2016

The core activity of LTDry AG is the development and provision of clean and efficient drying technologies, particularly for the drying of sewage sludge, salt and wet materials in various industries such as agriculture, mining, biogas and recycling. The company focuses on developing sustainable solutions for wastewater and waste treatment and aims to become the world's leading technology in Zero Liquid Discharge (ZLD) water, wastewater and sludge treatment solutions.

Lucido solar AG 

Wil Sg · Since 2001

Lucosa Sàrl 

Lucens · Since 2006

Lucosa Sàrl operates a self-service composting facility with badge-controlled access and an on-site scale to record deliveries. The site accepts tree branches and trunks, stumps and roots, garden and green waste, and uncontaminated topsoil, and sells products such as screened compost, shredded bark, BRF and screened topsoil.

Lukas Meister - Erneuerbare Energietechnik 

Liestal · Since 2013

The company's core activity is the planning, consulting, project management and implementation of solutions in the field of renewable energy technology, particularly in the areas of photovoltaics, solar thermal energy, heating, rainwater and sanitary systems, as well as the development of individual solutions for renovations and new buildings, including control and regulation technology.

Lumena Daylight AG 

Schötz · Since 2000

The core activity of Lumena AG is the planning, implementation and maintenance of photovoltaic systems and energy storage systems, including the associated components such as modules, inverters, substructures, storage systems and wall boxes. The company also offers daylight systems and heliostats and advises customers on the selection and implementation of solar energy solutions.

LUSUL Environnement Sàrl 

Bernex · Since 2023

LUSUL Environnement Sàrl provides environmental expertise and conducts geological and hydrogeological studies, contaminated site investigations, and surface water pollution assessments. The firm prepares environmental impact studies, carbon footprint assessments, permit and tender documentation, supports construction monitoring and operation approvals, and offers advisory services and training.

Lutea Landschaft & Ökologie Jasmin Menzi 

Zurich · Since 2023

The core activity of Lutea Landschaft & Ökologie is consulting, planning and implementing measures to promote and preserve biodiversity in various habitats, particularly in landscape planning, nature conservation and ecological design. This includes, among other things: conducting inventories and assessing ecological values, vegetation surveys, habitat mapping and balancing, promoting rare plant species and combating invasive neophytes, ecological outdoor design and landscape planning, consulting and courses on natural maintenance and invasive neophytes, excursions and educational offers on biodiversity topics. The company offers its services to various clients, including public institutions, architectural firms and private companies.