About Us

Attested Pressure Services is a pressure testing consultancy, NATA-accredited to pressure test and certify, hydrostatically to 70MPa and pneumatically to 5 MPa.
Our General Manager and NATA Signatory, Jim Richardson, is a qualified Mechanical Engineer with extensive onshore and offshore experience in engineering and construction across the minerals and energy industries. He has achieved and maintained NATA signatory status since 1996, and has been accepted by NATA as a Technical Assessor for the accreditation of other testing facilities.
Shaun Mclean, our Operations Manager, joins Jim Richardson in delivering consulting, project management and site expertise to clients all over Australia. Shaun has over a decade of experience in refinery, land and subsea pipeline testing.
Attested Pressure Services was established in 2006 by Robinsons Welding Pty Ltd, 26-year veterans of the oil and gas industry. Operating under the corporate banner of GBR Enterprises Pty Ltd, Attested Pressure Services continues to be affiliated with Robinsons Welding and other GBR businesses:
- Pipe Fusions Australia
- Arkco Engineering
- Select Marine
The businesses of GBR Enterprises provide complete turnkey solutions in pipelines (steel and plastic), processing facilities and customised equipment.