About Our School

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Mario De Nicola

Mississauga Campus Instructor

OMTC Instructor since 2004

Mario is a second generation brick and stone mason who, when he is not instructing at OMTC, runs and operates a family owned masonry business which has been established for over 35 years.


Mario’s work experience ranges from small to medium sized residential projects as well as medium sized commercial work.


Mario is a former student of the OMTC (1996-1999), achieved his Red Seal Certification and has been instructing at the OMTC since 2004. In addition to instructing the apprentices, Mario orders and coordinates delivery of materials needed, up keeps and maintains shop and yard space and schedules school trips.


Mario’s experience as a business owner and operator, an apprentice and now an instructor gives him a unique perspective when mentoring and training the apprentices.


Mario was a competitor at the Skills Ontario competition during his apprenticeship years and has now involved in coordinating and judging.

My Education


Apprenticeship Program


Red Seal Certified

My Experience

Contractors Masonry Ltd.

Owner and Operator