Solar & Photovoltaics in
Lugano

Studio d'ingegneria Visani Rusconi Talleri (VRT) SA

Since 1999 · 1–10 empl.

The company Visani Rusconi Talleri SA is primarily engaged in architectural and engineering services, particularly in 3D-BIM (Building Information Modeling) modeling, and also offers consulting services in the field of Informatica/Qualità ISO.

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 commercial brokerage and consulting in industrial development and energy projects. Services include design, installation and management of renewable energy projects (such as photovoltaic systems), energy and commodity procurement, and related commercial facilitation.

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 provides design and installation of photovoltaic, electrical and wind energy systems, as well as air purification installations. The website states that the company offers cost estimates and free on-site inspections.

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.

ONIRICO SUISSE SAGL

Since 2026 · 1–10 empl.

ONIRICO SUISSE SAGL provides strategic management for complex energy and infrastructure projects. The company supports landowners, investors, developers, and operators in areas such as biogas, biomethane, photovoltaics, agriculture, and civil engineering, offering services from technical and economic due diligence to development, construction, and operational support.

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.