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Twenty-five years ago when the company was first established, DassTab began as a firm specializing in the pharmaceutical sector. It was in this environment, with its stringent guidelines and requisite Good Manufacturing Practices (GMP), that DassTab developed its high level of accuracy and diligence. DassTab offers a wide variety of services for pharmaceutical companies that includes seasonal facility validation and thorough testing and balancing work for HVAC changes. Above is a select list of pharmaceutical and other manufacturing facilities DassTab provides their services to.


With the legalization of recreational cannabis in October 2018, there is a new type of facility emerging in Canada with similarly unique and precise HVAC needs. Thanks to its extensive experience in closely related areas, DassTab is exceptionally well suited to service the cannabis sector and has already had the pleasure of working with many established companies

Cannabis Growing and Processing

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