ISO 50001 certified with IAS
Preliminary Audit: This audit examines your company’s paperwork and processes to see how well it is prepared for the Stage 2 audit. The auditor will learn about your company’s regulations, objectives, risks, and processes. Prior to the Stage 2 Audit, an audit report will be written and any non-compliances will be discussed with the company for correction.
https://iasiso-europe.com/spanish/certificacion-iso-50001-en-espana/