Solar & Photovoltaics

Renercon Betriebs AG 

Knonau · Since 2002

Renercon Betriebs AG is a company that develops, plans and operates energy systems using renewable resources. Its services include engineering, contracting and operational management for wood-fired district heating plants, photovoltaic installations and heat-recovery solutions.

renma AG 

Immensee · Since 2021

The company's core activity is the planning, implementation and management of photovoltaic systems, as well as consulting and implementing energy concepts for companies and property owners. This also includes financing and operating plants, creating business cases and analyzing real estate portfolios for potential for renewable energy.

RenoMa GmbH 

Langnau Im Emmental · Since 1997

RenoMa GmbH provides services in roofing, façade construction, sheet‑metal work and solar energy installations. The company supports projects from consultation and execution through to maintenance and repairs, including scaffolding and roof‑plumbing tasks.

Revoltec GmbH 

Zunzgen · Since 2021

The core activity of Revoltec GmbH encompasses the development and implementation of solutions for system integration, particularly in the field of renewable energies and balancing energy. This includes: * The control and marketing of battery storage systems * The implementation of Power-to-Heat solutions * The integration of industrial controllers into IT infrastructures for monitoring and data analysis * The development of software for safety-critical systems * Consulting and implementation of balancing energy projects The company focuses on developing future-proof solutions that prioritize sufficiency and efficiency, and sees Switzerland's energy future in renewable energies.

ReWy GmbH 

Aetingen · Since 2023

ReWy GmbH provides electrical and energy services with a focus on photovoltaics; services include PV systems, electrical installations, network and fiber-optic cabling, camera systems and general handyman work.

rezolar GmbH 

Ringgenberg Be · Since 2022

The core activity of the company is the management and administration of the municipality of Ringgenberg, including the provision of services such as education, social welfare, waste management, commerce and leisure activities. It is a public administrative unit responsible for the concerns of the municipality and its citizens.

Rhätica Solar Solution AG 

Malans Gr · Since 2024

Rhätica Solar Solution AG is a manufacturer-independent system provider for alpine large-scale solar plants with capacities from 5 to 50 MWp. The company provides planning, optimisation, construction and operation of alpine solar installations, along with consulting, solution concepts, cost optimisation, implementation and lifecycle support, and offers the modular mounting system “RSS Grischun Optim II” tailored to alpine conditions.

richard arnold consulting 

Zug · Since 2021

The core activity of Richard Arnold Consulting is the consulting and implementation of sustainable energy solutions for property owners, particularly in the field of renewable energies, smart home systems and energy efficiency. This includes services such as energy consulting, system analysis, planning and implementation of photovoltaic systems, rainwater retention and treatment, as well as the conception and implementation of smart home solutions.

RINO Electronics AG 

Nürensdorf · Since 2003

The core activity of RINO Electronics AG is the development and implementation of innovative solutions for sustainable energy and resource management. This includes the development of products and systems for efficient energy use, such as ice storage, battery storage and energy-saving technologies. The company focuses on developing alternative energy solutions that are efficiently implemented and lead to minimal operating costs, with the goal of promoting sustainability and longevity.

RMontagetechnik GmbH 

Lucerne · Since 2023

The core activity of RMontagetechnik is the provision of assembly and service services in various areas, particularly: chimney construction and renovation, installation of solar systems, core drilling, ventilation cleaning, vehicle installations and fittings, as well as welding and assembly work. The company also offers special manufacturing and consulting services in these areas.

ROCHAT SOLAIRE SA 

St-Légier-La Chiésaz · Since 2010

The core activity of Rochat Solaire SA is consulting, investing and operating photovoltaic systems, particularly in the Swiss Romandy region. The company offers services such as project development, optimization, tendering, construction supervision and performance control, and invests in the construction and operation of photovoltaic systems. It also provides financing options for investors and trades in Green Certificates (Guarantees of Origin).

Rohner Haustechnik GmbH 

Wohlen Ag · Since 2010

The core activity of Rohner Haustechnik GmbH is the installation, maintenance and repair of building technology systems, in particular: sanitary facilities, heating systems, solar systems, ventilation systems and heat pumps. The company offers these services to private and business customers in the canton of Aargau, especially in Wohlen and the surrounding municipalities.

Roisatec GmbH 

Dagmersellen · Since 2016

Roisatec GmbH provides energy and environmental consulting services for SMEs and property owners, including energy consumption and cost optimisation, CO2 reduction measures, implementation of energy management, feasibility studies and project evaluation. The website also refers to a patented product marketed under the brand SOLVENT TECHNOLOGY.

Roman Erni AG 

Ftan · Since 1986

The core activity of Roman Erni AG is the provision of services in the fields of roofing, sheet metal work and photovoltaics. Specifically, this includes the planning, execution and maintenance of roof structures, including sealing, roofing, sheet metal work, photovoltaic systems, aerial lift work, roof windows and winter services. The company also offers consulting and training in these areas.

Roofmonkey GmbH 

Hindelbank · Since 2023

The core activity of Roofmonkey GmbH is the consulting, planning, installation and servicing of solar energy systems, particularly in the field of balcony power plants.

roofpower GmbH 

Lausen · Since 2011

The core activity of roofpower GmbH is the planning, construction and operation of photovoltaic systems, particularly on rooftops, with the goal of producing cost-effective "green energy" and contributing to the energy transition.

R. Pfeiffer Heizungen GmbH 

Schaffhausen · Since 2013

The core activity of R. Pfeiffer Heizungen GmbH is the planning, installation and commissioning of heating systems of all kinds, including oil, gas, wood, solar and heat pump heating systems, as well as the execution of pipe installations and official measurements.

R. Rageth GmbH 

Scharans · Since 2013

The core activity of R. Rageth GmbH is the planning, consulting and execution of sanitary and heating systems, including related services such as maintenance, servicing and repair.

R. Rudin Haustechnik GmbH 

Grellingen · Since 2014

The company's core activity encompasses the provision of services in the field of building technology, specifically: * Roofing and sheet metal work (e.g. gutters, coverings, claddings) * Flat roof work (e.g. bituminous sealing, rubber roofs) * Sanitary work (e.g. repairs, conversions, installations) * Photovoltaic and solar systems (e.g. planning, installation, maintenance) * Lightning protection work * Roof renovations and refurbishments * Insulation work * Façade cladding The company thus offers a wide range of services in the field of building technology and building services.

RS Haustechnik GmbH 

Sattel · Since 2011

RS Haustechnik GmbH is a building services company specializing in the installation of underfloor heating and floor insulation, and in the assembly of photovoltaic systems and solar collectors.