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.

PRE Group is one of the largest energy suppliers, operating a reliable electricity distribution network and providing a wide range of energy services. PREenergo, a. s., provides energy services for households and companies and operates electricity generation plants from renewable sources.

Offer inspection and maintenance of electrical equipment without voltage limitations. We provide thermal imaging measurements including image analysis, management and servicing of substations, diagnostics, repairs, installation of compensation automation including measurement of actual reactive power consumption, diagnostics, testing and installation of electrical protection.

Offering low and high current electrical installations including building and plumbing work.

Development, design, manufacture and assembly of railway catenary elements for rail, tram and trolleybus transport. Supply of traction substations, substations, transformers and substations including remote control.