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The Drug Detection Agency (TDDA)

The Drug Detection Agency (TDDA)

The Drug Detection Agency (TDDA) is Australasia’s complete solution provider for workplace drug policy, education and testing needs. Our end-to-end services help our clients create safer workplaces together. 

Started in 2005, TDDA now has over 65 branches throughout Australia and New Zealand with specialist on-site testing vehicles and qualified collecting and screening staff providing a truly international service.  TDDA has ISO15189:2012 accreditation for workplace drug testing (see NATA and IANZ websites for further detail).  

TDDA services deliver superior methodology, an adaptable attitude, and people who genuinely care about keeping workplaces safe.


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About the national safety show

The National Safety Show is the largest event in New Zealand dedicated to workplace safety. The National Safety Show provides the opportunity to explore new products, services and innovations from the safety industry. Our educational seminars, workshops and networking lounges arm you with all the information and resources you need to keep up to date with the HSWA, protect your employees and your business, all under one roof.

Contact information

P: 09 976 8300
152 Beaumont Street
Auckland 1010

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