Welding Inspection and Non-Destructive Testing
Since 1999

Servicing Ohio, Kentucky, Michigan, Indiana, and Pennsylvania

St. John Inspection Services


Our Business

St. John Inspection Services, is a small non-destructive
testing company, located close to Dayton, Ohio. Our
services include weld inspection, welder certification,
weld inspection training, eddy-current, ultra-sonic, dye
penetrant, magnetic particle, and bore scope inspection.
Our technician is a level III in weld inspection eddy-
current, mag particle, dye penetrant, and a level II
in ultra sonic testing in accordance with the ASNT.
Our customers have been as far west as North Dakota,
as far east as Pennsylvania. We will travel where your
work is.
Contact us today for more information on our services.

St. John Inspection Services

One of our Weld Inspection job sites