Providing design, supply, installation and service of electrical equipment up to 1000V.

We deal with the preparation of project documentation, subsequent installation and revision of low and high current electrical installations. We provide technical supervision of the investor or general contractor in all fields of electrical installations.

Sale of electricity and gas, purchase of electricity.

Energy management (EnMS) and management of your energy management with a focus on savings. Development of an application for evaluating energy indicators and supporting the iso 50001 standard.

We carry out installation, reconstruction and repair of electrical installations and revision of electrical equipment. We offer project documentation including breakdown services.

PREenergo, a. s. (PRE Group) offers electricity and gas supply, complete energy services from solution design to warranty and post-warranty service. In our shop you will find everything for heating, cooling, water heating and photovoltaic power generation. We can advise you on the ideal equipment for your needs.

We carry out all electrical revisions. Revisions of electrical appliances, equipment, lightning rods, transformers and revisions in explosion hazardous environments. We will also prepare a report on the determination of external influences.

We provide services in the field of construction work. We offer flooring and floor structures, foundation slabs, utilities, pre-construction and production preparation of buildings, repair and reconstruction of buildings, construction of water and gas pipelines, design activities, earthworks and landscaping.

We offer expert reports, issuing the necessary permits and designing in the field of buildings and renovations. We deal with the construction of glass structures and structural engineering of buildings. We provide engineering services and consultancy.

We provide property and facility management. We deal with electricity distribution. We offer voice, data and internet solutions to meet customer needs. We provide gas boiler, gas pipe and chimney inspections. We also provide authorized emissions measurement, TNS inspections and gas boiler service.

Providing consultation and advice in the field of energy. Implementation of projects, supply and installation of electrical systems. We offer revision work in the field of weak and strong current. We provide project documentation of power and electrical systems and installations up to 35 kV.

Offering electrical installation of lighting and tilt-up poles and towers, preparation of project documents. Reconstruction and modernization of public lighting. We also deal with rental of high-lift platforms and high and low voltage projections and inspections.

We offer electrical installation and wiring work, such as HV, LV, residential, building and industrial wiring. We also carry out outdoor public lighting, cable networks, substations, lightning conductors, low current wiring, projects. We provide initial and subsequent inspections or revisions of machines.

Manufacture and sale of semiconductor applications, regulated drives or microprocessor control systems. We focus on the mining and metallurgical industries, gas, oil and chemical, energy and ecology. We are also involved in the transportation infrastructure and manufacturing industries.