Photovoltaics in
Lugano

Studio d'ingegneria Visani Rusconi Talleri (VRT) SA

Since 1999 · 1–10 empl.

Studio d'ingegneria Visani Rusconi Talleri (VRT) SA is an engineering consultancy specialising in building services and energy. Its work includes consulting, design and expert assessments for plumbing, heating, ventilation, air conditioning, refrigeration, renewable energy and energy production, as well as CFD simulations and 3D BIM.

SD Stenio Dozio SA

Since 2008 · 1–10 empl.

SD Stenio Dozio is a Swiss company specializing in the areas of energy efficiency, renewable energy and smart home solutions. The core activities include planning, installation and integration of photovoltaic systems, energy efficiency solutions and smart home systems for private and commercial customers. The company also offers consulting services for optimizing energy consumption and costs.

RECOLCA SA

Since 2013 · 1–10 empl.

RECOLCA SA provides brokerage, commercial facilitation and project support for industrial and commercial activities. Its services include consulting and development for renewable energy projects, particularly photovoltaics, and the trading and management of energy commodities.

SONKRAFT SA

Since 2013 · 11–20 empl.

The core activity of Sonkraft SA is investing in solar energy, particularly in the planning, procurement and construction (Engineering, Procurement and Construction, EPC) of large photovoltaic plants (PV-plants) in the megawatt range, as well as in the operation and maintenance (Operation & Maintenance, O&M) of these plants.

Delfino Holding SA

Since 2018 · 1–10 empl.

The core activity of Delfino Holding SA is the marketing and distribution of products and systems for renewable energies, particularly: professional heat pumps for heating, air conditioning and hot water preparation, all-in-one systems for photovoltaics and charging stations, and high-performance batteries for storing solar energy. The company positions itself as an importer and distributor of renewable energy products in Switzerland.

Promenergia SA

Since 2000 · 1–10 empl.·4.3(4)

Promenergia SA operates in construction and real estate development as a developer and general contractor. The company manages projects from land acquisition and collaboration with architectural firms through design and execution to turnkey delivery, providing services such as feasibility studies, design, cost estimation, tender and contract management, site supervision and final inspections.

Elektro Solar System Sagl

Since 2021 · 1–10 empl.·1.0(1)

Elektro Solar System Sagl offers services related to photovoltaic systems, electrical installations, wind power systems and air purification systems.

FAP Investments SAGL

Since 2026 · 1–10 empl.

FAP Investments SAGL develops real estate and logistics projects and is also specialized in the development of high-efficiency photovoltaic systems in the renewable energy sector. The company also works with available land and properties in Italy and abroad.

JPA GLOBAL PROCUREMENT COMPANY SA

Since 2011 · 1–10 empl.

Gaia Energy Group SA

Since 2014 · 1–10 empl.

CEVIS Sagl

Since 2014 · 1–10 empl.

Jonei SA

Since 2015 · 1–10 empl.