Advancing Operational
Excellence at Enterprise Scale
Our mission is to help organizations improve throughput, reduce operational variability, and optimize flow across logistics and core operations. Using Lean principles, quantitative analysis, and direct observation of operational systems, we identify constraints, eliminate non-value-added activity, and improve process efficiency.
JEREMY LEE JONAS,
MANAGING PARTNER
Jeremy Lee Jonas, Founder of Deming & Toyoda and former McKinsey leader and enterprise executive, has more than 20 years of experience leading operational and logistics performance improvements at global organizations.
Jeremy spent 18 years at McKinsey & Company, where he advised senior executives across industries on operational performance, strategy, and large-scale transformation. Prior, he held executive leadership roles at Bombardier and Rio Tinto Alcan, where he led strategic and operational initiatives that captured hundreds of millions of dollars in enterprise value, including major improvements in trading performance, cost structure, and operational efficiency.
Jeremy has worked directly with executive teams to redesign operating models, optimize logistics and supply chains, and implement disciplined management systems that deliver sustained performance gains.
His work is defined by analytical rigor, practical execution, and a focus on measurable results.
EXPERTISE ALIGNED TO EACH ENGAGEMENT
Deming & Toyoda operates with a focused, senior-led model. Engagements are supported by small, carefully selected teams with relevant operational and industry experience, aligned to the specific requirements of each situation.
This approach ensures direct senior involvement, practical execution, and the flexibility required to deliver measurable operational improvements.