LHM's continued improvement in the application and management of occupational health systems culminated in the achievement of 5 STAR status in September 2009
LHM Marthinusen Johannesburg is fully accredited by the South African Bureau of Standards in terms of the ISO9001/2000 Quality System
LHM Denver achieved accreditation for the Environmental Management mark in September 2008. The stringent requirements demanded by this system are seamlessly integrated into every facet of LHM Denver's activities