Giant Hygiene Services is a specialist indoor air quality and occupational hygiene consultancy in Sydney, delivering expert indoor environmental testing, mould investigations, HVAC hygiene auditing, water quality testing, and NABERS & WELL assessments to clients across NSW and the ACT.
Established in 2019 and led by Gregor Riese — Certified NABERS Indoor Environment Assessor, WELL Accredited Professional, and occupational hygienist with over 25 years’ experience across government, private, and industrial sectors — our mission is simple: deliver practical, science-based solutions that create safe, healthy, and fully compliant indoor environments for commercial properties, healthcare facilities, education campuses, and industrial sites.
Nearby Service areas are: Belrose, Belrose West, Davidson, Frenchs Forest, Frenchs Forest East, Killarney Heights, Mosman, Spit Junction, Neutral Bay, Neutral Bay Junction