GIS develops pWPS and perform all complete WPS-PQR-WPQ homologation for the main standards:

  1. ASME
  2. ISO
  3. API
  4. AWS
This service is oriented to manufacturing welding shops, but also for Contractors who wish to validate their providers.


GIS has an specific department engage with DCS / SCADA systems verification.
We can perform the following services in this matter:

  1. DCS certification
  2. DCS Due Diligences
  3. Consulting (specifications, implementation, integration)
This service is performed by a 3-4 experts team during one or References weeks, depending on the scope and size of DCS.

We check 100% digital I/O, 100% anagogic I/O, alarms-locks, and complex sequences.


GIS provides with EN 10204 3.2 certification by metallurgical surveyors according ASTM or ISO/EN for different mills. Among others:

  1. Castings
  2. Forgings
  3. Bulks
Whether at mills or at manufacturer shops, 3.2 certification is performed by witnessing the extraction of samples and their testing, carried out by auditing laboratories or using our own accredited one.
GIS provides his certification under the scope of ISO 17020.


GIS provides PSI services for import/export of goods in several countries.

To check in which countries GIS is accredited, and what goods/services we are accredited for, please consult r.diaz@ginspectionservices.com