Refinery Supplies Limited
Quality assurance
Accreditation
Refinery Supplies Limited operates a quality management system assessed and registered by NQA against the provisions of ISO 9001:2015.
Scope of certification
The design and manufacture of fabricated machinery, steel vessels and furnaces.
- Quality standard
- ISO 9001:2015
- Certification body
- NQA
- Certificate number
- 95
- First ISO approval
- 7 August 1991
- Certificate reissued
- 13 January 2026
- Valid until
- 17 February 2029
