OR-KA Engineering was incorporated in 2005, to provide complete engineering solutions of heating, ventilating and air conditioning (HVAC) systems. A true high performance heating, ventilating and air conditioning (HVAC) system is one that makes your building work better for life. Our teams of engineers with experience in international projects, are developing energy-efficient and environmentally-responsible systems and services. Compared to conventional designs, our designs reduce total cost of ownership with both a lower first cost and reduced ongoing operating costs.