Quality Guarantee

We are the preferred supplier to world-leading original equipment manufacturers or OEMs.

That is because our depth of technical knowledge, our workshop capacity and our commitment to outstanding customer service helps deliver greater engine reliability and lower through-life costs.

Teterin Engineering has developed the Teterin Quality Standard, TQS, which is used to assure the quality of all work performed.

As an ExDES Recognised Service Facility, our methods have been approved by independent testing authorities. 

View our certificates here.


Certified NATA Accredited Workshop for Explosion Protected Diesel Engine Systems

NATA is the authority that provides independent assurance of technical competence through a proven network of best practice industry experts for customers who require confidence in the delivery of their products and services.

Certified to ISO 9001-2008 by Lloyds Register Quality Assurance
ISO 9001 is the internationally recognised quality management system standard, and the preferred solution for over half a million organisations in 159 countries.


Modelled on ISO 14001:2004, a framework for effective environmental management systems. It provides assurance external stakeholders that environmental impact is being measured and improved.


Modelled on AS/NZS 4801, the Australian Standard and New Zealand Standard for Occupational Health and Safety Management Systems.