Adedayo John Ayodeji

Versatile and results-driven Quality Assurance professional with 13+ years of proven expertise in managing end-to-end QA operations across Petrochemicals, Agrochemicals, and Food Packaging (Rigid & Flexible) industries.

Adept at implementing and enhancing ISO 9001 and FSSC 22000 Management Systems, achieving a 20% reduction in customer complaints and maintaining zero major non-conformities in external audits.

Skilled in training and coaching cross-functional teams, fostering a culture of compliance, and collaborating with regulators and certification bodies to ensure full audit readiness. Recognized by senior management as a trusted partner for strategic reporting, continuous improvement, and risk-based decision-making.

Technical Expertise

• Proficient in sampling and routine analytical testing of raw materials, in-process samples, and finished products including PET resins, PET preforms, Polypropylene (PP pellets), BOPP, and CPP films.
• Strong knowledge of Solid State Polymerization (SSP) processes and applications of various PET resin and preform grades.
• In-depth understanding of Biaxially Oriented Polypropylene (BOPP) and Cast Polypropylene (CPP) processes and applications of different film grades.
• Skilled in the operation, calibration, and principles of advanced analytical instruments including:

Head Space Gas Chromatography (HS-GC), Density Gradient Column, Intrinsic Viscosity Bath, Differential Scanning Calorimeter (DSC)

Colorimeter & LabScan (HunterLab),

KF Coulometer, Density Meter, Plastometer, pH Meter, UV Spectrophotometer, Viscometers

• Competent in data collation, analysis, and interpretation to support process optimization and decision-making.

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Career Achievements

Secured multiple certifications (ISO 9001:2015 QMS, ISO 14001:2015 EMS, OHSAS 18001:2007) & Halal Certification through Bureau Veritas & Halal Certification Authority audits, strengthening organizational compliance and credibility.

Achieved product approvals for Engee PET resin from Coca-Cola (TCCC) and Nestlé Waters, enabling entry into global supply chains.

Obtained critical regulatory permits and certifications including NAFDAC import permit for amorphous PET resin and SON (MANCAP) conformity certification for PET products, ensuring market access and regulatory compliance.

Commissioned and validated all analytical instruments for Engee PET QC Laboratory during plant start-up, while training and mentoring laboratory chemists, building a capable and audit-ready quality team.

B Sc. Industrial Chemistry