About Us

About Our Team

Who We Are


James and Henco Oosthuizen, a father and son team, have provided third-party inspections and non-destructive testing in Queensland for more than ten years. They have expanded the team and are currently touring the country providing NDT and inspections for mines and worksites.


The team at LJ’s Technical Services is NATA accredited, has more than 50 years of combined industry experience, and keeps up with new technological developments.


With their dedication to providing excellent client service, prompt availability, and round-the-clock delivery of high-quality reports, James, Henco, and the team take great delight in differentiating themselves from the competition.


Experience LJ’s comprehensive testing services in locations across Australia, including Townsville, Mackay, Mount Isa, Cairns, Gladstone, Brisbane, the Hunter Valley, the Northern Territory, and South Australia. Call us on 0421 209 254 to learn more or book a consultation.

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Capability Statement & Accreditation


Discover our comprehensive capabilities. From advanced non-destructive testing and ISO compliance to welding inspections and asset management solutions, our Capability Statement highlights our expertise across industries.


Download our Capability Statement now to explore how we support operational efficiency, safety, and compliance for businesses nationwide. Contact us today for more information.


NATA Accredited

Enjoy peace of mind knowing that services provided by LJs Technical Services are independently audited and accredited by NATA. This means you can count on us to deliver industry standard asset integrity inspections that are in accordance with relevant Australian standards.


Accreditation No. 19154

Date of Accreditation 17 June 2013

ISO/IEC 17025 (2017)

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Contact us for any enquiries

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