Shrek. Ross and Rachel. The iPod.

If those names spark a deep hit of dewy-eyed nostalgia, you are likely part of the millennial generation. Millennials, those born from 1981 through 1996, have reached C-suite puberty and are now the class taking charge of top finance functions across the globe. 

We know that’s not a huge surprise. The hardest-charging part of the affectionately termed ‘geriatric millennials’ (Secret CFO included) started ascending into finance leadership more than a decade ago.

But, we are now reaching a demographic cliff where millennials are in the sweet spot to take over the biggest finance jobs on the planet. They are no longer early, but... just right.

And by the next World Cup, the average newly appointed Fortune 500 finance chief will likely be from the millennial cohort. Soon after that, they will be the largest generational block of CFOs everywhere. And singing “You’re an All Star” the whole way there. 

There are already 104 CFOs under 46 in Fortune 500 and S&P 500 companies, according to recruiter Crist Kolder Associates. The average age of new US CFO hires dropped from 51.9 to 48.2 this year. And smaller public and privately held businesses are more likely to appoint younger finance leaders.

The oldest millennials are now about 45 (so not that young then). There are already plenty of prominent long-time millennial super CFOs, including:

Nadav Hollander was just 29 when he took his first CFO seat at Appush six years ago.

Hollander, now CFO at Appcharge, said becoming CFO so soon into his career, “was a bit young. I wondered whether it was too early. A few days in, that feeling was gone,” he said.

“The company was changing constantly, growing at a dizzying pace, and every day brought new challenges,” he said. But he soon found his footing. And he credits his generational upbringing. 

He believes millennials have a unique set of experiences to meet the demands of the CFO role. “That’s the advantage of being a young CFO in that environment.”

But if Hollander is right, what about the millennial experience makes them well-suited for a changing role?

Most millennials spent much, or all, of their careers in the long hangover after the global financial crisis. Until a few years ago that meant cheap money, low inflation, and planning cycles where the macro-assumptions barely moved.

But those who cut their teeth during the inflationary early 1990s operated with rising prices and expensive capital. Many millennials encountered these conditions for the first time only in the past five years.

That forced many young finance leaders to abruptly develop new muscles through this decade of high inflation, tariff changes, and M&A plugged up by valuation differences. 

Millennials also got a very different deal from their employers. Most will never see a defined-benefit pension, the kind of golden handcuffs that used to keep people at the same company for decades. Without those incentives, moving every few years became the norm, producing broader, more varied careers but less of the stay-for-life loyalty common among earlier generations.

“Millennials tend to have more roles with shorter stints than their predecessors, with different types of company to build a portfolio of experience,” said Edith Hamilton, CFO coach and mentor at NEXT New Growth.

Hollander added: “This generation is more willing to move when the mission stops matching their growth. They’re also more open to portfolio careers: operating roles, fractional CFO work, advising, investing, and founding.”

That creates a trade-off. Millennial CFOs may reach the seat with experience across more businesses, systems, and operating models. But they may have less institutional depth (no,  you don’t get bonus points for having a bottomless pit of Harry Potter trivia, sorry). 

And a lot less incentive to stay for 20 years. 

If you are a millennial CFO, you’ve never worked in an office not run by email. As a result, you want information fast. You expect quick answers and don’t need everyone in the same room to keep moving. 

Then there’s Excel. You grew up building everything in it: forecasts, models, and business cases. That trained your brain to be quantitative, iterative, scenario-driven and comfortable getting way, way deep on the details.

The upside: finance leaders who can model a problem fast and test the options. The downside: too many manual processes and monster spreadsheets held together with XLOOKUPs and hope (note from Secret CFO: As a geriatric millennial myself, I’m more of the VLookup vintage.)

And the introduction of cloud software meant you no longer had to wait for someone to email over last week’s numbers. Automation picked up more of the grunt work, giving finance teams more time to figure out what the numbers meant and what to do next.

Now AI has joined the party. That means faster reporting, less manual work and more time to think. But it also means relying more heavily on systems and risking bad controls or inadvertently letting AI replace good judgment.

“Younger CFOs treat AI as a default tool, enabling faster, more confident answers and decisions,” said Hollander. “My finance organization must give the business live answers.”

Kristy Honiotes, managing director at Crist Kolder, expects millennials to change what companies look for in a CFO.

As boomers retire and Gen X starts to follow, boards are increasingly choosing CFOs in their mid-40s who have worked across different businesses, modernized finance systems and treat automation and AI as everyday operating tools rather than side projects, she said.

“The next generation of CFOs will succeed if they combine adaptability, tech fluency and a willingness to challenge convention with what’s always mattered: financial discipline, judgment, integrity, humility and stewardship,” said Max Krakowiak, CFO of Revvity.

Millennial CFOs are no longer a novelty hire. They will increasingly define what an ordinary finance leader looks like in the biggest exec roles. Their edge will come from combining the breadth, speed and technological fluency of their careers with the judgment the job has always demanded.

And as boards increasingly prize AI-fluent finance leaders, the rise of the millennial CFO may only accelerate from here.

Get me to a belt shop, fast.