CCSI LIMITED

Ccsi Limited is a specialist software developer for the heating, ventilation and air-conditioning (HVAC) and engineering sectors. Founded in 1988, the company has grown from a provider of computer-aided drafting, design and manufacturing systems into one of the world's leading creators of HVAC-focused applications.

The flagship offering is an air-handling-unit (AHU) selection tool that can be installed on a PC or accessed online, with full customisation to meet each client's specifications. In addition to the AHU suite, Ccsi delivers a range of design and engineering software that streamlines drafting, performance analysis and manufacturing workflows for air-conditioning projects.

Based in Dun Laoghaire, County Dublin, Ccsi serves a global client base and works with a network of preferred suppliers, helping engineers and contractors worldwide to design more efficient, reliable HVAC solutions. Their long-standing expertise and commitment to adaptable, user-friendly software make them a trusted partner for the industry.