We do electrical work, masonry and excavation including emergency service and low voltage connections. We provide repairs of faults in electricity supply and shutdown of customer substations. We offer comprehensive inspections of electrical equipment, lightning rods, electrical appliances and other 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 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.

Our main activity is the creation of electrical projects in the field of high-current wiring of LV and HV parts and low-current systems. We also carry out revision work for LV wiring and lightning conductors.

Offering design, supply, installation, inspection and service of water, fog, foam, gas and aerosol stable fire extinguishers. Provision of engineering and consulting services in the field of fire protection. Operation of powder coating plant.

Engaged in the manufacture and sale of switchboards and switchboard cabinets. We provide electrical work, installation of air conditioning and refrigeration. We offer locksmith works. We also provide expert consultations and training in the field of measurement and control.

Manufacture and sale of lightning rods and surge protectors.

Supply of capital units and overhauls of substations, unrestricted substations and transformer stations and line cable structures, including installation of cable fittings in voltage levels 1 to 110 kV. We provide design and engineering activities, service and repair of electrical equipment.

We provide professional services in the field of civil engineering. We provide engineering, acquisition, budgeting, project management of construction investments, technical supervision of the investor and consulting services.

Offering design, consulting and engineering services in construction, water management, utilities, landscape and land use planning.

We carry out small electrical distribution projects, installation of electrical switchboards and service work. We offer process control in the construction industry, preparation and design of technological units.

Primarily engaged in supplying the power and heating industry or supplying civil, transportation and industrial construction. We provide studies, design, completion, additional manufacturing, construction, installation and other related activities.

We offer electrical work with a focus on low and high current including revisions. We manufacture switchboards for residential and industrial premises. We provide installations of telephone exchanges. We also offer POS systems. We provide professional consulting services.

Design and engineering services in the field of power and low-current electrical engineering and measurement and control systems for technical equipment of buildings.