Aster Building Services Ltd specialise in commercial cooling, air conditioning, refrigeration, heat pumps, gas heating, hot water and renewables, air handling maintenance, troubleshooting and installation in London the South-East, the South and the Home Counties. As building services engineers our extensive HVAC+R service offerings include: Heat Pumps, Server Room Air Conditioning, Commercial Chilled Water Systems, VRF air conditioning, Cold Rooms, Refrigeration Plant, Gas Boilers and Water Heating, Gas Safety Testing and Purging services, Gas and Water metering and associated Electrical and Control system services. Quality Assured to ISO9001:2008 with The British Standards Institute (BSi) our list of accreditations include Gas Safe, Refcom, Safe Contractor, Altius Safety, CIBSE Low carbon consultants, CIBSE ESOS lead assessors and long term membership of the Institute of Refrigeration. Our clients include Schools, Colleges, Universities, Commercial Offices, Theatres, Hotels, Shops, Vehicle showrooms, Warehouses and Workshops and high end Residential.