The core activity of Halma is to provide services in the field of roofing and construction, particularly in the city of Geneva and its surroundings. The specific activities include: roof cleaning and moss removal, installation and cleaning of gutters, facade renovation, installation and repair of roof windows (Velux), and treatment and replacement of roof trusses. The company offers these services to both private and commercial customers.
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Industry:Building MaintenanceRoofing
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Roof covering works, renovation, repair and maintenance of roofs; interventions on pitched, curved or flat roofs, for private individuals and businesses.
Roof cleaning and moss removal
Roof cleaning and moss removal for roofs to remove mosses and lichens, preserve waterproofing, durability, insulation and the aesthetics of the roofing.
Chêneau installation and cleaning
Installation of chêneaux and cleaning of chêneaux made of wood, PVC, zinc, aluminium, copper, stone or terracotta, using mounted or recessed methods.
Facade re-surfacing
Facade re-surfacing, sprayed render and facade plaster/roughcast to clean, protect and restore facades made of stone, wood, brick or concrete.
Timber framework changes and treatment
Partial or complete replacement of the timber framework, preventive and curative wood treatment against termites, xylophagous insects, fungi and other parasites.
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