Calmax provides a complete house range of construction civils services based in the Western Isles, encompassing house-building development, Commercial Projects, Civil Engineering works including pipe laying and essential groundworks as well as Plumbing, Heating, Electrical, Maintenance, Drain clearance repairs. Mains Service works, we are approved framework contractors for Scottish Water, SSE, Scotia Gas Networks, BT and are authorised to carry out underground pipework installations and repairs.