Professional-services firms are changing faster than their formal structures suggest.
Private equity is entering accounting networks. Audit is becoming harder to scale. Global partnerships are centralizing quietly. Advisory businesses are being carved out, rebuilt, or reassembled elsewhere. Talent is becoming more portable. AI, delivery industrialization, platform economics, and capital pressure are exposing tensions the traditional partnership model was never designed to absorb.
These case studies examine that transformation through concrete firm-level examples.
They are not written as news summaries. They are structural case studies: what happened, why it matters, and what boards should learn from it.
Collectively, they explore a central question:
What happens when the partnership model collides with platform economics, private capital, AI, industrialized delivery, and increasing pressure for scale?
Featured Case Studies
If you are new to the series, these four case studies provide the best introduction to the major themes shaping the industry today.
- Case Study 34: Grant Thornton Australia and the Real Economics of Private Equity in Professional Services
- Case Study 33: Deloitte EMEA – The Quiet Centralization of a Global Partnership
- Case Study 36: RSM and the Search for Platform Economics Without Private Equity
- Case Study 31: BDO’s Third Way – The Accounting Network Trying to Stay Independent While Learning to Live With Private Capital
Browse by Theme
Private Equity, Private Capital, and the New Ownership Logic
Private capital is no longer outside professional services. It is entering through member-firm investments, carve-outs, alternative practice structures, debt, ESOPs, platform vehicles, and regulated-adjacent service layers.
- Case Study 38: Crowe, KKR and the End of the Generational Contract
- Case Study 34: Grant Thornton Australia and the Real Economics of Private Equity in Professional Services
- Case Study 23: The Fragmentation of a Global Firm – How Private Equity Is Reshaping Grant Thornton
- Case Study 27: Baker Tilly and Private Equity – When a Network Starts Becoming a Platform
- Case Study 31: BDO’s Third Way – The Accounting Network Trying to Stay Independent While Learning to Live With Private Capital
- Case Study 30: Afileon – How Private Capital Enters a Protected Profession Without Owning It
- Case Study 37: Xeinadin, Sumer and the Hidden Assumption Behind Accounting Roll-Ups
- Case Study 40: WTS, EQT and the New Institutional Design of Tax
Global Networks, Centralization, and Platform Economics
The traditional member-firm model was built for coordination rather than control. Modern firms increasingly require shared platforms, centralized investment, common delivery infrastructure, and network-wide operating models.
- Case Study 36: RSM and the Search for Platform Economics Without Private Equity
- Case Study 33: Deloitte EMEA – The Quiet Centralization of a Global Partnership
- Case Study 28: Forvis Mazars – One Brand, Two Firms, and the Structural Experiment That Runs Against the Industry
- Case Study 26: Accenture – The Success Story That Was Never Meant to Happen
Breakups, Carve-Outs, and Constraint Shifts
Separating a professional-services business rarely removes complexity. More often, it moves the business from one constraint system into another.
- Case Study 22: The Failed EY Split («Project Everest»)
- Case Study 24: PwC’s «Monday» – How a $20bn Spin-Off Fell Apart
- Case Study 32: PwC, Vialto, and the Private Equity Constraint Shift in Professional Services
Audit, Trust, and the Economics of Public-Interest Work
Audit remains the trust anchor of the profession. Yet it increasingly operates under a different economic logic than consulting, tax, managed services, and platform businesses.
- Case Study 35: EY, Wirecard, and the Real Economics of Public-Interest Audit
- Case Study 22: The Failed EY Split («Project Everest»)
Talent, Portability, and the Weakening Partnership Container
The traditional assumption that firms own their talent is increasingly being challenged by capital-backed challengers and more portable professional careers.
- Case Study 29: When the Firm No Longer Owns Its Talent – PwC vs Unity
- Case Study 40: WTS, EQT and the New Institutional Design of Tax
Browse by Firm
EY
- Case Study 35: EY, Wirecard, and the Real Economics of Public-Interest Audit
- Case Study 22: The Failed EY Split («Project Everest»)
PwC
- Case Study 32: PwC, Vialto, and the Private Equity Constraint Shift in Professional Services
- Case Study 29: When the Firm No Longer Owns Its Talent – PwC vs Unity
- Case Study 24: PwC’s «Monday» – How a $20bn Spin-Off Fell Apart
Deloitte
Grant Thornton
- Case Study 34: Grant Thornton Australia and the Real Economics of Private Equity in Professional Services
- Case Study 23: The Fragmentation of a Global Firm – How Private Equity Is Reshaping Grant Thornton
Baker Tilly
BDO
- Case Study 31: BDO’s Third Way – The Accounting Network Trying to Stay Independent While Learning to Live With Private Capital
RSM
Forvis Mazars
- Case Study 28: Forvis Mazars – One Brand, Two Firms, and the Structural Experiment That Runs Against the Industry
Crowe
- Case Study 38: Crowe, KKR and the End of the Generational Contract
Accenture
- Case Study 26: Accenture – The Success Story That Was Never Meant to Happen
Afileon
Xeinadin, Sumer
WTS
- Case Study 40: WTS, EQT and the New Institutional Design of Tax
Why These Case Studies Matter
The common thread across these case studies is not private equity alone.
It is structural pressure.
Professional-services firms increasingly face tensions between partnership and platform, local autonomy and centralized control, audit and advisory, annual partner income and long-term investment, talent ownership and talent portability, client intimacy and industrialized delivery, and governance and scalability.
The firms that understand these tensions early will have strategic options.
The firms that treat them as isolated transactions, technology programs, or market noise may discover that the economics have already shifted before governance catches up.
Related Frameworks and Research
These case studies connect directly to a broader body of research on:
Economic Reality
Modern professional-services firms increasingly depend on global delivery systems, centralized platforms, AI investment, shared infrastructure, compliance layers, and operational environments sitting outside the engagement itself. As a result, visible engagement economics and actual firm-level economics increasingly diverge, creating structural blind spots around profitability, scalability, and value creation.
Key concepts:
The AI Cost Stack
Artificial intelligence is often discussed as a productivity story. Increasingly, it may be an infrastructure story. As expertise becomes embedded in models, workflows, governance systems, and shared platforms, costs increasingly shift away from delivery teams and toward machine cognition, orchestration, governance, and capital. Understanding where those costs move may become more important than measuring how many hours disappear.
The Two-Speed Firm
Many professional-services firms increasingly operate as hybrid organizations containing multiple economic systems under the same brand. One part still behaves like a traditional partnership optimized around utilization and local profitability, while another increasingly behaves like a platform business built around centralized investment, scalable delivery, AI-enabled operations, and industrialized infrastructure.
Platform Gravity
As professional-services firms become increasingly dependent on shared AI environments, delivery platforms, workflow orchestration systems, cybersecurity infrastructure, and centralized operational environments, institutional influence increasingly shifts toward whoever controls the infrastructure the organization depends on operationally.
The Professional Services Transformation Paradox
Professional-services firms are exceptionally good at transforming clients, yet many struggle to transform themselves. Internal transformation increasingly collides with partner autonomy, governance fragmentation, utilization pressure, local economics, and platform standardization challenges, causing many programs to drift despite substantial investment and executive attention. Download Visual
About My Work
My work focuses on helping boards and senior leadership teams understand the structural, economic, operational, and governance forces reshaping professional-services firms.
This includes:
- private equity in professional services
- operating-model transformation
- AI and platform economics
- governance
- economic visibility
- delivery infrastructure
- and structural risks inside global professional-services firms
My services:
Contact
If this is relevant to your organization, feel free to get in touch.
Email: henrico.dolfing@roughtrailventures.com
Mobile: +41 79 326 4763
LinkedIn: http://ch.linkedin.com/in/henricodolfing