We at Callisia take pride in our reputation for quality of workmanship and expertise. We are a mechanical services company that offers the full range of building services including but not limited to: Air conditioning Heating Ventilation  Water services Plumbing Electrical services We specialise in large offices and other public and commercial buildings providing a professional, reliable and efficient service. Callisia are totally independent and as such we can offer a much wider selection of benefits from different manufacturers to ensure the best possible product at the most reasonable rate.