CCK TM, a manufacturing company specialising in the production of ventilation equipment, air handling units, fans, heat exchangers, smoke extraction systems, fire dampers and ventilation accessories and more.

HVAC Doğalgaz, with its fair service approach and perfectionist approach to the work done, is at customers' side with all its possibilities to solve the problems encountered in the installations, especially heating, and bring them to a solution. In all the services they provide, especially regarding heating and installations required for buildings, they will always continue to offer the best to their customers as HVAC Natural Gas.

ISC Sales Inc. provides superior industrial products to a wide variety of end-users and original equipment manufacturers (OEM). They offer a broad range of climate control products for electrical enclosures, such as air conditioners, vortex coolers, air to air heat exchangers, purge & pressurization units, filtered fans, and thermoelectric coolers.

Rossair Ltd. specialize in the design, supply, installation and maintenance of mechanical and electrical building services. They provide a full range of facilities management solutions. They deliver tailored, complete solutions to clients of all sizes, and in all sectors, notably Retail, Commercial, Industrial, Public Sector and Transport, with a focus on decarbonization.