About Prin-Ex
Prin-Ex is an independent technical initiative founded and led by Mokhtar Hosny, dedicated to advancing professional knowledge and best practices in Explosion Protection (Ex), Electrical & Instrumentation QA/QC, and Hazardous Area Compliance. Through technical books, online training courses, corporate workshops, and industry-focused publications, Prin-Ex supports engineers, contractors, inspectors, and end users in achieving safer, higher-quality, and standards-compliant installations across industrial projects.
Prin-Ex delivers practical knowledge through specialized books, structured online courses, corporate training programs, and technical publications — empowering professionals to achieve safer, compliant, and higher-quality installations in hazardous environments.
Knowledge built on actual Oil & Gas, petrochemical, and power plant projects.
Built on IEC 60079 standards, ATEX requirements, and global best practices for inspection and compliance.
Focused on inspection performance, checklists, and real case studies.
Mokhtar Hosny is an Electrical and instrumentation QA/QC Engineer and Ex Inspection specialist with over 15 years of field experience in Oil & Gas, petrochemical, and power generation projects. He founded Prin-Ex to share practical, standards-based knowledge with engineers and inspectors across the industry.
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