We provide all low and high voltage services in the area. We offer installation of distribution, lighting, cables, maintenance and repair of substations, transformers, disconnects, switches and installations. We provide inspections, assessments and technical assistance. We develop projects. We lease power stations.

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.

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.

We carry out inspections of appliances, electrical installations and lightning conductors. We offer expert opinions, expert witness services in the field of electrical engineering, specializing in low current, high current.

Carrying out activities in the supply of electricity, gas, water and heat. We offer installation, repair and revision of dedicated technical equipment including services in the field of PO and OSH. We provide installation and revision of fire protection systems.

We provide turnkey HV and LV electrical installations for industrial, commercial and office premises. We provide switchboard manufacturing, network analysis, thermal imaging measurements, complex engineering, design work, electrical inspection. We provide consultations and consultancy in the field.

We provide supply and installation of high and low current equipment.

Kormak Praha a. s. (PRE Group) offers the construction of electrical power structures, installation and repair of cable sets, construction and rental of transformer stations. Furthermore, installation of terminals and couplings, inspection, maintenance and contractual breakdown service. We provide complete design work and construction of public lighting.

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.

We provide inspection of electrical installations up to 1000 V, electrical appliances and hand tools. Offer electrical installation and wiring work.

Electrical installation and revision of LV and HV up to 35kV. Installation of EZS and camera systems, including smart installation LOXONE.

Projects, deliveries and assemblies in the electrical industry. Construction, reconstruction and repair of outdoor and cable networks of LV and HV. Installation and repair of public lighting. Connection of photovoltaic power plants to DS. Contract business partner of ČEZ Zákaznické služby.