Business excellence suffers from a definition problem, and the vagueness costs buyers. Done properly, it is the discipline of making quality measurable and repeatable: defining standards for how work should be done, building scoring systems people trust, running root-cause analysis that fixes systems instead of blaming individuals, and installing the governance that keeps all of it honest under volume. Done cosmetically, it is a plaque on a reception wall and a slide about culture. Because the term stretches across both, the title attracts generalists — trainers, auditors, framework enthusiasts — and buyers inherit the sorting problem. The sorting tool is evidence: scores that moved, at scale, and held. This page shows you how to demand it.
One question does most of the sorting: has this person run a business excellence function at scale, or only advised one? Running one means owning the quality score across thousands of units of work — living with the escalations, the client consequences, the corrective-action loops that either close or fail, the auditors and the audited. Advising one means recommending what the owners should do, without absorbing what happens next. Both roles exist honourably; they produce different instincts. The operator knows which controls survive contact with deadline pressure, which metrics get gamed, and what a scoring system costs to maintain. For an engagement meant to change your quality numbers, that difference is the purchase decision.
The declaration of interest, plainly: business excellence is the strongest part of my own record, so I am the opposite of a neutral guide — and the criteria here are still the ones I would hand you if you never called me. I ran the function rather than advising it: Senior Director, Business Excellence at Publicis Groupe, across 500+ clients, teams of 2,000+ and more than USD 750 million in annual media spend. The numbers appear at the end of this page with their scope attached, where you can hold them to the same evidence test the page teaches. If a candidate you are comparing me against passes it too, you have a good shortlist.