Mariusz Lesiewicz

Using Excel To Present & Update Forecasts At The Demand Review

Mariusz LesiewiczOctober 7, 2019

When it comes to visualizing data in the S&OP process, most stakeholders like to see forecasting outputs in the form that they are most familiar with – Excel. This is certainly true in my experience working in global FMCG companies. Below I pres... Read More...

CollaborationTechnology10 Comments 0

The Right Way To Manage Sales Teams In The Forecasting Process

Mariusz LesiewiczJuly 22, 2019

I have never seen two demand planners working in the same way. Sometimes I am really surprised how different the same role can be in different organizations - or even within the same organization. There's one universal truth, however: that interactio... Read More...

CollaborationProcess0 Comments 0

The Huge Benefit Of Dollarizing Your Forecast Accuracy

Mariusz LesiewiczMay 7, 2018

Imagine you’re in the middle of the monthly S&OP meeting, and you’ve come to the point on the agenda that says: “review forecast accuracy KPIs”. You can already feel the Salespeople zoning out because they don’t have a clue what you’re about to t... Read More...

AnalyticsKPIs/Metrics2 Comments 1

Top Down And Bottom Up Forecasting, Are They Fit For Purpose?

Mariusz LesiewiczJanuary 30, 2018

What comes to mind when you think about the Demand Planning role? Sophisticated econometric models, highly analytical work, and number crunching? This was my first impression when I saw an advertisement for an internship in a Demand Planning departme... Read More...

Forecasting and PlanningModels & Methods1 Comment 1