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Private Equity Carve-Outs: How To Protect and Create Value Between Signing and Close

Buy-side carve-outs have become a defining feature of the private equity deal landscape. But as corporates accelerate portfolio rationalisation and divest non-core assets to generate cash and sharpen focus, private equity sponsors are increasingly acquiring businesses that were never designed to operate independently. Last year, it is estimated that 1 in 10 deals was a carve-out, a significant portion of overall market activity.¹

In this context, the sign-to-close period, also known as the interval between deal signing and completion, needs to be far more than a legal checklist. It should be a value creation test to prove whether the deal strategy will actually work in practice. Decisions made, or deferred, during this window often determine whether the carve-out emerges as a scalable standalone business or remains structurally tethered to its former parent.

For private equity, where value creation depends on early momentum, control and clarity, the sign-to-close window is where the investment thesis is either operationalised or compromised.

The Private Equity Lens: Value Creation Starts Long Before Day One

Private equity approaches carve-outs with a fundamentally different mindset from strategic buyers. PE investors pursue these transactions not for strategic adjacency but for re-rating opportunities, multiple arbitrage, cost realisation and performance transformation. This places unique pressure on the sign-to-close phase.

Crucially, value creation begins long before the sign-to-close window. Rigorous buy-side diligence, especially operational, IT, people and functional diligence, is essential to surface the hidden complexity of carve-outs, quantify true standalone costs and validate assumptions that underpin the deal thesis. As explored previously in “The Hidden Costs in Carve-Outs: What Private Equity Often Misses in Diligence and How To Find Them”, standard financial and operational due diligence often misses structural entanglements such as underestimated IT separation costs, poorly defined transitional service agreements (“TSAs”) and deferred people-related liabilities.² These blind spots frequently surface post-close and erode value if not identified upfront.

Buy-side diligence is not just a pre-deal formality, but the foundation for sign-to-close execution planning and opportunity to drive value creation early. It informs negotiations, TSA scope, standalone operating model design, and the prioritisation of separation workstreams.

From a PE perspective, carve-outs are attractive precisely because of their complexity. They often come with underinvested platforms, sub-scale cost structures and operational blind spots, with those conditions creating upside for an owner willing to intervene decisively. However, that upside will be only accessible if the business can function independently from the parent company as soon as practical post-completion.

The sign-to-close window is therefore where the PE sponsor must translate a high-level investment thesis into a practical separation blueprint: defining what must be ready by close, what can be deferred under TSAs, what needs redesigning and what initial knowledge built from the carve-out diligence can be leveraged.

PE sponsors should also make the most during the negotiation of the Sale and Purchase Agreement (“SPA”) to ensure value creation begins before day one. The SPA should create means so PE investors can have early access to the Target’s management team, opening opportunities for additional savings pre-deal close.

Corporate Break-Ups: Complexity by Design

Corporate break-ups are on the rise, however, corporate sellers rarely prepare assets for separation with the buyer’s future operating model in mind.^{3, 4} Most carve-outs originate from decades of integration, shared platforms and informal dependencies that were rational at group level but become liabilities post-sale.

Typical separation challenges include deeply embedded shared services and IT, fragmented legal entities, intertwined supplier contracts and overlapping brands or intellectual property.

TSAs are often used to bridge these gaps, to provide short to medium-term continuity as well as reduce execution urgency, inflate costs and obscure accountability. TSAs are typically expensive and it’s important to minimise their scope to stand up a leaner, more efficient operating model from the outset. For PE-backed carve-outs, overreliance on TSAs can delay the point at which management truly owns its cost base, processes and performance levers as well as being ready to focus on the value creation agenda.

IT Complexity as the Critical Path

IT is consistently the most underestimated dimension of carve-out execution and it is often the critical path between signing and closing. Based on our experience, that costs of a carve out are typically 1-5% of the child entities revenues, however, this can quickly escalate to over 10%, often driven by expensive IT system set-ups.

In corporate environments, IT architectures are optimised for efficiency and scale, not separability. Carve-outs typically inherit partial access to enterprise resource planning (“ERP”) systems, shared data centres, joint networks and group-wide cybersecurity frameworks that cannot be cleanly disentangled.

Sign-to-close decisions around IT are uniquely consequential. Choices about interim systems, data migration strategies and vendor contracts frequently lock in cost structures and limit future agility. ‘Interim’ solutions implemented under time pressure can become the permanent operating model by default. The importance of this discipline is underscored by the fact that Technology & IT is now recognised as the most frequently used and effective lever for value creation, second only to AI in 2025 priority, according to the 2025 Private Equity Value Creation Index. Despite its high frequency of use, nearly one-quarter of firms still report mediocre or worse execution of tech initiatives, often due to a failure to link these investments to targeted outcomes through clear guiding principles.⁵

For private equity owners, this creates a tension between speed and intentionality. The objective should not be to replicate the parent’s IT environment, but to establish a fit-for-purpose digital backbone that supports both short-term continuity and long-term value creation. This requires early prioritisation, the proactive identification and retention of key IT talent, clear architectural principles and close alignment between deal teams, IT leadership and programme management.

People and Change: The Human Side of Separation

In most carve-outs, the heavy lifting focuses on IT disentanglement, legal separation, financial structuring and TSAs. The people-related risks, are often described as ‘critical’, but treated as secondary.

From the moment a deal is announced, uncertainty takes hold. Formal control may not have changed, but clarity about the future has. The organisation can drift into a holding pattern, decision-making slows, risk appetite tightens and informal power dynamics begin to reorganise around anticipated future authority.

Management often fear mass attrition during this period. But, in reality, large-scale exits are rare. The more common, and more damaging, dynamic is mass detachment. Research consistently shows that when people feel a loss of control or prolonged uncertainty, commitment and discretionary effort decline, even before any formal change occurs.⁶

High performers are not immune, though they rarely resign immediately. Instead, they recalibrate and they hedge, while they take their foot off the gas, disengage with their role and quietly assess their market value. In the absence of clear direction, assumptions fill the vacuum and the internal pros-and-cons list begins to form. By the time the deal closes the organisation may still have its talent, but not its energy.

Carve-outs intensify this. Unlike a merger, which can feel like joining something larger, a carve-out asks people to imagine life without the infrastructure, brand and safety net of a bigger corporate parent. Under private equity ownership, the business is likely to be leaner, more performance-driven and less buffered. That isn’t inherently negative, but it is a meaningful identity shift. Without deliberate culture framing and change management, inertia can strangle the organisation just as pace and execution becomes a critical requirement.

Sign-to-close makes this harder because no single party fully owns the people risk. The seller is focused on deal certainty, the buyer is constrained by regulation and gun-jumping rules, management is trying to keep the lights on while managing their own self-preservation. When it comes to the workforce, they are constantly scanning for symbols, leadership behaviours or information that can help them do their own risk calculations.

In that environment, reassurance and ‘business as usual’ messaging are insufficient.

Instead, leaders should treat sign-to-close as an active intervention window. That means maintaining visible leadership continuity, clarifying interim decision rights, setting explicit performance guardrails and articulating early and credibly, what the standalone business is being built to become. And using the time to design the culture that will be needed to execute. Sign-to-close is often the only moment when attention is concentrated and urgency is real. How that window is used determines whether momentum accelerates at close, or whether the new owner inherits an organisation already in retreat.

Designing a Fit-for-Purpose Standalone Operating Model

One of the most common carve-out pitfalls is the ‘replica trap’: attempting to recreate the parent company’s operating model on a smaller scale. This typically results in excessive complexity, inflated cost structures and misaligned capabilities.

A fit-for-purpose standalone operating model starts with a clear understanding of what the business needs to compete and grow under PE ownership. This includes deliberate choices about which capabilities to build in-house, which to outsource, and which to defer.

During sign-to-close, the focus should be on defining a minimum viable standalone model that is operationally robust on Day-1 but designed to evolve. Functional designs across finance, IT, HR, supply chain and commercial should be anchored in the investment thesis, not the seller’s legacy structures.

Critically, this is not a theoretical exercise: operating model decisions made during sign-to-close directly inform TSA negotiations, system selections and organisational design. When done well, they reduce execution risk and accelerate post-close value creation.

Programme Structure: Orchestrating a High-Risk, Multi-Threaded Execution

Buy-side carve-outs are complex programmes with multiple interdependent workstreams, compressed timelines and asymmetric risk, rather than standalone projects.

A strong programme structure, that is fully resourced and costed, is essential to manage this complexity. This includes clear governance, defined decision rights and a single source of truth for dependencies, risks and milestones. Without this, carve-outs become reactive, with issues surfacing too late to address economically.

During sign-to-close, the programme must integrate deal execution, separation planning and future-state design. This requires close collaboration between the PE sponsor, management team, advisors and the seller. Decision velocity is critical as unresolved questions rarely resolve themselves with time.

The most successful carve-outs treat programme management more than an administrative function, with early investment in leadership, tooling and suitable cadence to ensure that execution keeps pace with deal ambition.

Winning the Sign-to-Close Window

For private equity buyers, sign-to-close is where carve-outs are won or lost. It is the moment when complexity is highest, information is imperfect and time is constrained, but also when leverage over outcomes is greatest.

Reframing sign-to-close as a value-creation phase, rather than a transitional inconvenience, changes the quality of decisions made. It encourages intentionality around IT, people, operating model design and programme structure, anchored by disciplined buy-side diligence that anticipates risk before it crystallises.

In a market where corporate break-ups are accelerating and carve-outs are becoming the norm rather than the exception, the ability to execute effectively during sign-to-close is fast becoming a defining capability for private equity sponsors and their management teams.

Footnotes:

1: PitchBook, “Carveouts provide greater deal reservoir for PE buyers”, April 2024.

2: FTI Consulting, “The Hidden Costs in Carve-Outs: What Private Equity Often Misses in Diligence and How To Find Them,” June 2025.

3: Financial Times, “Companies line up $1tn of asset sales as activists push break-ups,” December 2025.

4: Financial Times, “Private equity steps in as Europe’s last industrial groups splinter,” November 2025.

5: FTI Consulting, “2025 Private Equity Value Creation Index”, June 2025.

6: Harvard Business Review, “Leaders, It’s Time to Build Your Tolerance for Uncertainty”, January 2026.