Peter Duerden
Rhys Griffiths
Rhys joined House of Hygiene in 2008 as supervisor for Central Otago. In 2010, a joint venture was formed to support the rapid growth of his local cleaning company, helping to meet the increasing demand from smaller commercial clients.
Since 2012, Rhys has managed operations for the wider Central Otago region. With extensive hands‑on cleaning expertise and a strong understanding of the unique demands of Queenstown and its transient market, Rhys provides responsive, reliable support to clients across the region.
Stewart Short
Stewart has more than 20 years of operational supervision experience and plays a pivotal role in supporting clients across Otago. He has owned his own business, bringing a strong commercial mindset and exceptional client‑service approach to his role.
Stewart joined House of Hygiene in 2012 through a partnership with a multinational facilities provider. His extensive industry experience, problem‑solving capability and deep knowledge of cleaning systems make him a valued leader in the Otago/Southland region
Lo Treweek
Lo joined House of Hygiene in 2012 after serving as cleaning supervisor at Dunedin Airport. She now oversees all contracts across the Southland region, supported by a loyal, long‑serving team.
Managing a large and geographically dispersed area, Lo is known for her excellent time management, strong client communication and consistent delivery of high‑quality service. Her leadership ensures our Southland clients receive reliable and responsive support.











