https://www.sesa.com.au/asbestos-testing-and-analysis/ Asbestos Testing NSW Turn to SESA – Safety & Environmental Services Australia for all your Asbestos testing requirements in Sydney, Wollongong, Newcastle and other areas throughout NSW. For any asbestos testing of bulk samples and asbestos in soil analysis (AS4964 and NEPM/WA Guidelines), our SESALAB is accredited by the National Association of Testing Authorities (NATA) to ISO17025 and AS4964 as required by NSW WHS Regulation 2017.