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Why Some C-Suite Executives Fail in Their First 18 Months — And How to Break the Pattern

  • Writer: Charles Baker
    Charles Baker
  • Aug 28, 2025
  • 3 min read

Despite elite recruiting, board alignment, and hefty compensation packages, 40–50% of C-suite executives either fail or underperform within the first 18–24 months in their roles. The reasons are less about capability and more about hidden dynamics: cultural misfit, unclear expectations, political landmines, and lack of structured onboarding.

This article distils findings from top peer-reviewed journals and real-world executive transitions to help leaders and boards avoid costly mistakes.


Why Executives Fail: It’s Not About Competence

The top derailment factors are not what you might expect. They include:


  • Strategic Misalignment – Disconnect between what the executive thinks they were hired to do and what stakeholders expect

  • Cultural Mismatch – Executives underestimate the informal norms and rituals of the new organization

  • Political Missteps – Failure to read and navigate power structures and informal influencers

  • Underinvestment in Integration – Most onboarding ends at orientation


According to Jackson & Dunn-Jensen (2021), structured onboarding is offered to only 25% of new executives beyond administrative tasks — yet those who receive it are 32% more likely to succeed.


What Sets the Successful Apart

Data and case studies show that executives who thrive tend to share these traits:


  • Learning Agility: They adapt quickly and drop assumptions that no longer apply (Rialti & Filieri, 2024)

  • Cultural Empathy: They don’t bulldoze change—they listen and adapt first

  • Stakeholder Fluency: They map informal influencers and power brokers

  • Digital/ESG Readiness: Intangibles like ethics and digital vision matter more than ever (Christ & Burritt, 2025)


Executive Integration Blueprint

Phase

Focus

Pre-start

Align expectations with CEO & board

First 30 Days

Stakeholder mapping and cultural pulse

First 90 Days

Quick wins aligned to real priorities

First 180 Days

Political integration and trust building

Year 2

Institutionalise strategy and systematize change


 Executive Takeaways

  • Executive onboarding is risk mitigation—not just HR protocol

  • Success requires cultural and political integration, not just smart strategy

  • Early wins must align with long-term stakeholder trust


“Fit trumps resume. Culture beats pedigree.”


Where Vantyr Group comes in

We work as a true partner to the business during the integration of a new hire—walking alongside both the organisation and the new executive to ensure integration is well supported.


We don’t just hand over a candidate and walk away. Instead, we embed ourselves into the post-placement phase, supporting leaders and their teams through the critical first 180 days. Our approach includes structured onboarding coaching, alignment with key stakeholders, culture immersion support, and early feedback loops to surface and resolve misalignments before they become derailers. By partnering closely with HR, the hiring sponsor, and the broader leadership team, we help ensure the new leader gains traction quickly, builds trust, and delivers impact—faster and more sustainably.


Expect more from your search partner.


Full Academic References

  1. Christ, K. L., & Burritt, R. L. (2025). Modern slavery due diligence: A framework for business. Business Horizons. https://doi.org/10.1016/j.bushor.2025.01.004

  2. Desouza, K. C., Ribiere, V. M., Watson, G. J., & Lindič, J. (2021). Will AI ever sit at the C-suite table? Business Horizons, 64(1), 87–97. https://doi.org/10.1016/j.bushor.2020.09.007

  3. Filzen, J. J., & Bergner, J. (2022). Is your C-suite risk literate? Business Horizons, 65(3), 335–343. https://doi.org/10.1016/j.bushor.2021.10.002

  4. Homburg, C., Wielgos, D. M., & Kuehnl, C. (2021). Digital business capability and performance. Journal of the Academy of Marketing Science, 49, 1068–1091. https://doi.org/10.1007/s11747-021-00771-5

  5. Jackson, N. C., & Dunn-Jensen, L. M. (2021). Leadership succession planning for today’s digital transformation economy. Business Horizons, 64(6), 725–736. https://doi.org/10.1016/j.bushor.2021.05.002

  6. Rialti, R., & Filieri, R. (2024). Leaders, let’s get agile! Business Horizons, 67(2), 265–276. https://doi.org/10.1016/j.bushor.2023.12.008

  7. Soto Setzke, D., Riasanow, T., Böhm, M., & Krcmar, H. (2023). Pathways to digital service innovation. Information Systems Frontiers, 25, 115–136. https://doi.org/10.1007/s10796-021-10112-0

  8. Strand, R. (2014). Strategic leadership of corporate sustainability. Journal of Business Ethics, 123(4), 687–706. https://doi.org/10.1007/s10551-013-2017-3

  9. Suh, I., Sweeney, J. T., Linke, K., & Wall, J. M. (2020). Boiling the frog slowly: Immersion of C-suite financial executives into fraud. Journal of Business Ethics, 165(1), 189–208. https://doi.org/10.1007/s10551-018-3982-3

  10. Wesley, C. L., Martin, G. W., & Rice, D. B. (2022). Do the right thing: Deonance at the upper echelons. Journal of Business Ethics, 179(1), 157–174. https://doi.org/10.1007/s10551-021-04903-3

  11. Dobni, C. B., & Sand, C. (2018). Strategy shift: Integrating innovation capability. Business Horizons, 61(3), 393–404. https://doi.org/10.1016/j.bushor.2018.01.011

  12. Henningsson, S., & Toppenberg, G. N. (2020). Architecting Growth in the Digital Era. In Digitalization in Business (pp. 203–224). Springer. https://doi.org/10.1007/978-3-030-39482-0

 
 
 

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