West Engineering Co., Inc., is authorized to use or apply a National Board R mark stamp for "metallic repairs and alterations" at  its Ashland, Virginia plant for those activities that "are performed in accordance with the requirements of the National Board". 

To see a PDF of the Certificate of Authorization as issued by The National Board of Boiler and Pressure Vessel Inspectors, 1055 Crupper Avenue Columbus, OH 43229, https://www.nationalboard.org, simply click on the PDF icon below. 

To learn more about this type of Certificate, please go to the National Board web site.