We offer turnkey photovoltaic power plants with lifetime service.

We provide installation of solar collectors and heat sources including regulation. We continue the tradition and quality of Greenonetec, Sonnenkraft and other brands. We provide deliveries throughout the Czech Republic.

Design activities, energy consultancy, PENB processing, renovation passports, NZÚ subsidies.

Our aim is to inform and educate you about renewable energy sources, especially PV and to facilitate the selection of photovoltaics and a suitable supplier for the implementation or delivery of components. We will guide you through the entire process from the first step to the last, presenting how each phase should proceed and what is needed.

Photovoltaics, installation and bargain sales. Panels, batteries, inverters for PV. We have been in business for several years and photovoltaics now has the best price directly from experienced dealers and installers. Promotions on photovoltaic subsidies from the Light for Retirees program. All up to standard, we also handle subsidies for our clients.

We supply photovoltaic power plants: without storage, with batteries, charging stations and heat pumps. We will arrange subsidies, credit and mortgage financing for PV for a family house, for a municipality and for a company. We offer turnkey PV installation, application control, 30 years of experience.

Installation of photovoltaics, locksmith work.

We specialize in the installation of heat recovery units, photovoltaic power plants, water heating systems and air conditioning. We insulate with blown insulation. We do everything without advance payments and with the processing of subsidies. Our priority is energy saving and customer satisfaction.

We offer freight and goods transportation throughout the Czech Republic and assistance with moving.

We design energy-efficient and technically sophisticated solutions for new and existing buildings. We prepare PENBs, projects and documentation for the NZÚ, including final reports. We combine modern technology, practice and an individual approach to each project.

GRUN STAVBY s. r. o. focuses on the insulation of houses, reconstruction, subsidy consulting and energy solutions for family and apartment houses. We help clients to design technically and economically sensible solutions for house renovation, including the connection to subsidies.

Preparation of energy audits, studies and energy performance certificates for buildings. Checking the efficiency of boilers. Energy documentation for subsidy applications. We process projects of family houses, focusing on low-energy and passive standard. We carry out calculations of alternative solutions and costs.

1.5 million customers can count on us. You don't just need energy, gas or electricity in your home to keep things running properly. You need a partner who guarantees quality service and state-of-the-art solutions. And that's where we come in. In your home.