SI Sealey & Associates
SI Sealy & Associates Limited is a specialist building services engineering design consultancy formed in 1949. In addition to providing MEP engineering design, our sustainability division, Net Zero UK, which includes building physics and sustainability engineers as well as building and energy modellers, advises clients on how best they can decarbonise their estates. We work across all sectors, including healthcare, education, commercial, retail, heritage, blue light, residential and modern methods of construction, for projects of all sizes, from a few thousand pounds to over £100m.