Business School
North American Trade SchoolsAbout
Important information
- Additional Info:In September 1983, Diesel Institute of America opened in Grantsville, Maryland. In September 1986, DIA began offering commercial truck driver training. In 2002, Diesel Institute was purchased and is presently owned by EFC Trade. In May 2004, Diesel Institute of America relocated from Grantsville, Maryland to its present location in Baltimore, and the name was changed to North American Trade Schools.
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