Janine Visser

Own and maintain the 24-month rolling crude purchase and inventory plan, incorporating contractual requirements, cargo timing, shutdown constraints and supply risks. Optimise crude inventory positioning and contractual offtakes, aligning requirements across key stakeholders and Joint Venture partners. Developed a benchmarked, risk-adjusted inventory methodology incorporating minimum stock, safety stock, reorder points, end-to-end lead times, shutdown requirements and supply-chain risks, reducing average inventory holdings while maintaining supply resilience. Support Clean Fuels 2 / Hybrid crude readiness by developing future crude supply and inventory requirements for the selected new crude slate. Assess associated inventory, cargo-timing, storage and supply-continuity implications, identifying constraints and mitigation requirements ahead of implementation. Incorporate SAF and Renewable Diesel demand into planning, determine resulting UCO feedstock requirements according to yield, and communicate M+1 and M+6 UCO plans to support feedstock sourcing and supply planning. Produce six-month refining margin forecasts, profitability analyses and commercial scenarios, supported by analytical planning and reporting solutions using Advanced Excel, SQL, Power BI and Power Query. Perform crude inventory and ownership controls, reconciliations and reporting, and provide analytical decision support during supply disruptions and business-critical periods.

Led customer and product profitability analysis, including ROIC assessments, and identified gross-margin optimisation opportunities. Developed marketing channel, import/export and commercial scenario analyses. Provided integrated margin, profitability and pricing inputs into S&OP and Group Planning. Expanded into crude planning responsibilities, including inventory optimisation, term nominations and crude-arrival scheduling.

Managed statistical demand forecasting, seasonality analysis and demand-shaping activities, consistently achieving applicable forecast accuracy targets. Analysed the impact of price movements on sales volumes and developed a short-term demand-shaping process to reduce volatility. Performed DDMRP analysis across the Sasol Retail network and served as backup piped-gas scheduler.

Managed raw-material planning, inventory and S&OP activities for the Cobalt Catalyst business, including long-lead-time purchasing requirements and precious- and base metal supply coordination.

Supported supply-chain governance, reporting, process standardisation, training and system implementation.

Supported supply-chain optimisation initiatives across Sasol through process mapping, data analysis, SCOR-aligned process development and analytical solutions, including supply-chain process documentation, i2 model data preparation and development of a VBA-enabled relational reporting database.