The sharpest Edge in installations and services ­

Heating and sanitation

Our companies perform in numerous heating and sanitation projects across the country every day.

Ventilation

Ventilation projects aim at ensuring indoor air quality and energy-efficient ventilation.

Cooling and Refrigeration

Cooling and refrigeration ensure the usability of premises and production processes as well as safe cold chains.

Electricity

Working with electricity brings you in touch with advanced and rapidly developing technology – as well as local service business.

Building automation

Security systems

Security technology is meaningful know-how – it helps protect property, health or life.

Sprinklers

Sprinklers belong to modern construction and they create safety for residents and other users and property owners.

Fire safety

Fire safety is built i.a. on firestops, safety and signal lights, emergency fire hydrants, alarm systems, fire extinguisher maintenance as well as civil shelter maintenance.

Technical services

Maintenance, repairs and modernisations ensure the functionality of technical solutions and protect the value of the building.

Industrial services

QMG delivers heating and sanitation, ventilation, electrical and automation projects and services for industrial properties and processes.

Gas delivery systems

Installation and maintenance of gas delivery systems have been part of Calto’s services since 1966. Company is a supplier of both medical and industrial gas systems.

Energy Efficiency

We help businesses, the public sector, and property owners to find the best energy-saving and sustainable building technology solutions.