We offer fabrication and installation services for capital construction, reconstruction, repair and maintenance of process units, technical equipment for buildings and production halls, electrical equipment and substations. We provide power and low-current, electrical inspections. We manufacture and assemble switchboards.

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.

Carrying out new builds and renovations of flats and houses. We offer demolition work. We focus on civil, industrial, transport and water construction. We also deal with electrical installations up to 1000 V including revisions. We offer design and engineering services.

Contractual partner of ČEZdi, 26 years of revision activity on high voltage HV transformer stations PRE-ČEZdi, revision of Ex with explosion hazard on CS PHM, revision of lightning rods. I offer a complete solution in revision activities throughout the country: from A - transformer station to Z - appliance. Politeness, reliability, professionalism.

We carry out electrical wiring inspections on equipment without AC or DC voltage limitations, including equipment designed to protect against the effects of atmospheric and static electricity (lightning rods) in hazardous areas. Revision of machinery appliances. Thermal imaging, diagnostics of LV network.

We offer electrical installation, high and low voltage and lightning conductor inspections. We provide installation of various types of transformers, microblocks and high voltage cabinets, low voltage switchboards, cable assemblies including cable laying up to 35 kV. We offer cable sets from PIRELLI or BARNIER manufacturers.

We provide installation and maintenance of dedicated electrical and telecommunications equipment, design of low and high voltage power distribution systems, electrical equipment inspections, manufacture of low voltage switchgear and road freight.

On call 24/7. We are professional electricians specializing in electrical repairs and renovations. We also offer on-call electricians for fast and reliable problem solving.

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 provide installation of electrical equipment and wiring of buildings. We offer inspections of low voltage electrical equipment or lightning conductors including design. We provide supply and installation of spare power supplies (diesel generators and UPS).

We offer installation, repairs, projects and revisions of electrical equipment. We carry out initial, regular and extraordinary electrical inspections up to the voltage level of 35kV. Container transport with hydraulic arm. Debris containers 8 tons.

We offer installation, service and inspection of electrical equipment, CCTV, alarms, wireless smart wiring. We provide heat pump installation, property management and maintenance. We also carry out plumbing and heating work.

We provide electrical installation, electrical wiring, design and revision in residential and industrial construction. We install, repair and maintain exclusive electrical equipment such as transformers - HV 22kV, low-current distribution, lightning conductors, LV and HV connections. We operate a training centre.

We provide professional electrical installations for households, commercial buildings and industrial plants. Our services include complete implementation of electrical installations from design to final wiring and inspection. With our experience and cutting-edge technology, we provide reliable, safe wiring solutions.