Ontario Association of Sewage Industry Services
We are a Provincial Association established in 1991
O.A.S.I.S. was established in 1991 to represent Septic Pumper, Installers, Portable Toilet Suppliers, Manufacturers and Biosolid Professionals in the land application industry. We are dedicated to working with various levels of government, associations and those in related fields to improve and conform to regulations and guidelines pertaining to the sustainability of the environment in the Province of Ontario.
Presently, we have over 150 member companies who work in the Province of Ontario, throughout Canada and North America.
Latest News
COVID-19 Resources
Dear OASIS Members, Suppliers, Non-Members and Industry Specialists, Over the [...]
Letter to Premier – Portable Sanitation on Construction Sites
March 27th 2020 Premier of Ontario Legislative Building Queen’s Park [...]
COVID-19 Control and Prevention Procedures
Workplaces Public health measures can be implemented to prevent the [...]
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