July 9, 2026
Scaling a business tends to break leaders in ways that are remarkably predictable, and the reason is uncomfortable. The skills that build a company are frequently the opposite of the skills that scale it. The instincts that make someone excellent at twenty people, being close to every decision, every customer and every number, become the constraints that hold the business back at two hundred. The leader does not get worse. The job quietly turns into a different job and asks them to give up the behaviours that made them successful in the first place.
It is tempting to treat this as a soft or subjective matter, but the evidence says otherwise. The World Management Survey, which has assessed management practices across tens of thousands of firms, found that management quality alone explains more than 20 percent of the variation in productivity, a share on a par with research and development, technology or workforce skills. How a business is led is not the intangible layer sitting above the real drivers of performance. It is one of them, and at scale it becomes decisive.
A handful of transitions come up again and again, and they are worth naming plainly, because they are usually missed until it is too late. The first is the shift from doing the work to leading the people who do it. The classic case is the outstanding salesperson promoted to run the sales team. Left to their instincts they keep the biggest deals for themselves, because that is what they are good at and what earned them the promotion. The team never learns to win those deals, revenue stays tied to one person, and the function does not actually scale. The individual is still excellent. As a leader they have become a bottleneck.
The second is delegation, and the failure mode is a leader who scaled a business precisely by controlling every decision. In the early days that control was a strength. At scale it becomes the thing that chokes the organisation. The founder who still approves every invoice, signs off every hire and reviews every piece of client work is not being diligent. They have made themselves the single point through which everything must pass, and the business can grow no faster than one person’s capacity to process it.
The third is installing structure and process without killing the speed that made the company work in the first place. This is a genuine balance rather than a slogan. Too little process and a large business cannot coordinate itself. Too much, applied too bluntly, and it loses the responsiveness that was its original advantage. The leaders who manage this understand which parts of the business need discipline and which parts need to be left fast, and that judgement is rarer than it sounds.
The fourth, and often the hardest emotionally, is being willing to hire people who are more capable in a function than the leader is themselves. A leader who is insecure about this quietly hires beneath themselves, and the ceiling of the whole organisation becomes the ceiling of that one person. A leader who is secure enough to bring in people who are plainly better in their domain builds a team that outgrows them in the right way.
For founder-led businesses there is a fifth transition sitting underneath the others. A founder’s authority comes from ownership and from having been there since the beginning. The authority a professionalised business runs on comes from a defined role within a structure. Moving from the first to the second is one of the most difficult shifts in company-building, and it is the point at which many capable founders come unstuck, not through any failure of effort but because the source of their authority has changed without anyone naming it.
What makes all of this consequential in a private equity context is how badly it tends to be managed. The research here is blunt. Fewer than two in five portfolio companies carry out regular performance assessments of their leaders, and only about a quarter have any succession planning in place. Only around a third of leaders at PE-backed companies say succession is even discussed on an ongoing basis, roughly half the rate seen at public companies. The transition that most often determines whether a business scales is, in most companies, left almost entirely to chance.
The result is visible in the turnover figures. Between roughly two-thirds and more than 70 percent of portfolio company chief executives are replaced during the holding period. It is comfortable to read those numbers as a story about weak leaders being cleared out. In practice it is usually something quieter and more structural. A capable person took the business as far as their current skill set allowed, the next stage of scale asked for a skill set they had not yet built, and no one assessed the gap early enough to develop them into it or to plan around it.
This is why, when we assess a leader for a business that is growing quickly, the question we care about most is not how well they have performed in the role they hold now. It is whether they can perform the next role, which is nearly always a different job than the current one.
Conclusion
Past performance tells you someone was the right person for the last stage. On its own it says nothing about whether they are the right person for the next one. In a scaling business that second question is the only one that matters, and it is worth answering early enough to act on, while there is still time to develop the leader or to plan around them.
