- Mariott Welding has recently obtained an R Stamp Accreditation from the National Board of Boiler and Pressure Vessel Inspectors.
- Mariott Welding May PERFORM the REPAIR AND ALTERATION OF Metallic PRESSURE RETAINING ITEMS IN ACCORDANCE WITH ASME Section VIII Div.1 PRESSURE VESSELS, ASME Section I Power Boilers, ASME Section IV Heating Boilers, AND ASME B31.1 Power Piping.
- ASME U Stamp
- LA City Certification
R STAMP, U STAMP, LA CITY