Solar & Photovoltaics in
Kreuzlingen

Ellenbroek Hugentobler AG

Since 2001 · 21–50 empl.·4.8(10)

Ellenbroek Hugentobler AG is an electrical engineering firm providing services including electrical installations, telematics, fiber-optic (LWL) systems, network construction, building technology, photovoltaics and e-mobility, as well as service, maintenance, planning and inspections.

Energy Depot Swiss GmbH

Since 2005 · 1–10 empl.

The company's core activity is the development and distribution of high-quality solar products and energy storage systems for private and commercial applications, including solar modules, inverters, batteries, energy management systems and charging stations.

Solar Solutions EngCon GmbH

Since 2020 · 11–20 empl.

The core activity of EngCon GmbH is the development, planning, construction and realization of turnkey photovoltaic systems, in particular rooftop and open-space systems in all power classes, as well as the associated services such as project planning, installation, material procurement, construction management and supervision.

VANQUISH AG

Since 2016 · 1–10 empl.

VANQUISH AG develops, plans, constructs and operates photovoltaic systems and wind parks under the f.energy brand. Services include project management, construction and commissioning, operation, maintenance, repowering, energy storage and PV cooling solutions.

Elektro Seitz AG

Since 2018 · 1–10 empl.

The core activity of Elektro Seitz AG encompasses a wide range of services in the fields of electrical engineering and communication technology. The main activities include: electrical installations, telematics and IT/network technology, fault clearance services for Swisscom and other providers, installation and maintenance of security and alarm systems, video intercom systems, electrical planning and lighting consulting, switchgear and photovoltaics, household appliance service and eMobility, and 24-hour emergency service. The company thus offers a comprehensive range of services for private and business customers in the fields of electrical engineering and communication technology.

Helvetic PV GmbH

Since 2009 · 1–10 empl.·4.1(17)

The core activity of Helvetic PV GmbH is the planning, implementation, operation and servicing of photovoltaic systems (PV systems) as well as consulting and marketing of solar power. The company also offers services such as feasibility studies, PV system construction, PV servicing and PV roof rental.

Rickenbach AG

Since 2018 · 1–10 empl.·4.6(8)

Rickenbach AG is a specialist company for sanitary and heating installations and for alternative energy solutions. The firm designs and installs bathrooms, performs bathroom renovations and sanitary installations, and provides planning and implementation services. It also installs and services heating systems (heat pumps, gas, oil and wood heating, chimneys), supplies central vacuum systems and carries out maintenance and repair work.

SolartecPlus GmbH

Since 2022 · 1–10 empl.·5.0(10)

SolartecPlus GmbH provides consulting, planning, installation and maintenance services for photovoltaic systems. The company also plans and installs electric vehicle charging stations and heat pumps, and offers smart-home integration, subsidy advice, system optimization, cleaning and maintenance services.

Menegardi AG, Fassadenbau und Bedachungen

Since 1994 · 1–10 empl.·4.5(4)

The core activity of Menegardi AG is the provision of services in the field of building envelopes, particularly in roofing and facade construction, including the maintenance and upkeep of these elements. In addition, the company also offers the rental of telescopic cranes and consulting as well as installation of photovoltaic systems.

3A Solar AG

Since 2024 · 1–10 empl.·5.0(5)

The core activity of 3A Solar AG is the planning, installation and sale of solar systems for homeowners in Eastern Switzerland. The company offers customized solar solutions, including consulting, planning, installation and certification of solar systems, as well as the integration of storage systems and wallboxes for electric vehicles.

Dealex Anlagenbau GmbH

Since 2024 · 1–10 empl.

Dealex Anlagenbau GmbH designs and implements systems for fire protection, photovoltaic power and security technology. Services include planning, installation and maintenance of fire detection and aerosol extinguishing systems, intrusion and access control systems, photovoltaic installations, commercial and residential energy storage, and EV charging infrastructure.

Plenergy Compass GmbH

Since 2025 · 1–10 empl.

Plenergy Compass GmbH develops and implements energy concepts and photovoltaic projects, including battery storage and grid integration solutions for commercial, agricultural and ground‑mounted applications. Its services include project development, technical due diligence, project management and monitoring.