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In Short

Problem: A CFO departure can create a leadership gap that can put financial oversight, stakeholder confidence and critical business decisions at risk. Solution: An interim CFO provides quality financial leadership, stability and continuity while the organisation navigates transition and searches for a permanent replacement. Result: The business maintains momentum, protects stakeholder confidence and is better positioned for a smooth leadership transition and long-term success.
In business leadership, continuity separates thriving organisations from the vulnerable. When a CFO resigns, retires or departs unexpectedly, your organisation can quickly feel exposed. What should you do when you lose one of your most high-performing executives? Can your business afford to operate without senior financial leadership while searching for a permanent CFO? As someone who works closely with clients across industries, I’ve seen firsthand how leveraging experienced interim talent can help businesses level up during periods of transition, crisis or growth. In my role at Robert Half, I lead the contract and interim division, targeting senior finance positions. I also lead both permanent and contracting transactional teams who place roles like Accounts Payable, Receivable, Assistant Accountants and Payroll. With nearly two decades of success in the recruitment world, I know that agility is everything (especially when the unexpected hits). CFO gaps can impact reporting, forecasting, cash flow and stakeholder confidence, creating substantial business risks. Contrary to what you might think, the primary issue is not always whether the company needs a permanent CFO. The more pressing question is whether the business needs experienced financial leadership during the transition. In this blog, I’ll share the benefits of hiring an interim CFO – when you need them, why they work and why you can’t afford to write them off. Related: Aspiring CFO Series

What is an interim CFO?

When a CFO exits, it’s natural to feel cautious. The most pragmatic boards and senior leaders don’t rush into a permanent CFO hire just to fill the seat. In these situations, an interim CFO can be a practical way to stabilise the finance function while longer-term decisions are made. These temporary senior finance executives step in to lead the finance function during a transition, crisis, growth phase or special project. Unlike a consultant who advises from the outside, an interim CFO provides finance team leadership while taking operational responsibility for: Financial reportingCash flow managementForecastingBoard communicationLender or investor updatesAudit preparationInternal controls Understanding when interim leadership is genuinely needed and when the business may be able to manage with existing resources is vital.

Related: How do CFOs leverage technology for business growth

When should you hire an interim CFO?

I’ve worked in recruitment for nearly 20 years, and I can safely say that the sharpest businesses are those that come to expect the unexpected. Consider this: your company is performing well – sales are up, and your dynamic management team is rolling out critical strategies to maintain momentum. Suddenly, your CFO falls victim to a family emergency that requires them to exit immediately. There’s no time for a handover, and now your finance team is left without direction while your executives, investors, lenders and board members are left with concern. Are you a leader who dwells or a leader who delivers in the face of adversity? Those who hit the ground running are usually the ones who have considered hiring an interim CFO when a financial leadership gap creates risk, pressure, or uncertainty. The clearest sign that an interim CFO may be needed is the unexpected departure of a CFO. The reality is, no business is immune to resignations, unexpected events or extended leave situations like parental leave, medical leave, sabbaticals or secondments. I’ve worked with numerous businesses that have grappled with the decision to hire a permanent CFO or an interim one. I always encourage them to consider some key factors: Time A permanent CFO search takes considerable time (months in fact).   During that time, critical responsibilities remain: Board reportingBudget managementCash flow oversightAudit preparationInvestor or lender communicationStrategic decision support Without dedicated leadership, these tasks can become fragmented across the finance team, potentially increasing risk and stalling decision-making. An interim CFO allows you to avoid rushing a high-stakes executive hire while providing a clear point of accountability during the transition. Leadership Put simply, the finance team needs leadership. While controllers, accounting managers and analysts may be capable, they still need executive-level guidance and decision-making support. This rings particularly true when the finance function is under pressure. In this situation, it’s not the absence of a CFO that hampers team capability; it’s the increasing complexity of the business. Factors like rapid growth, restructuring, system implementations, regulatory changes or operational challenges can place significant pressure on finance leadership. An interim CFO can bring strategic experience to stabilise operations and guide the organisation through challenging periods. Relationships I can’t overstate the importance of timely, accurate reporting during a leadership transition. Board, investor or lender reporting cannot slip – these parties continue to rely on accurate, timely financial information to make critical decisions and assess organisational performance. Herein lies the value of an interim CFO. They help to ensure reporting obligations are met, stakeholder confidence is maintained and the business continues to operate with transparency and control during periods of transition. Cash flow When a CFO departs, don’t let cash flow get lost in the transition. Strong visibility over liquidity, forecasting and working capital is essential to maintaining business stability and supporting strategic decision-making. An experienced interim CFO brings the discipline and oversight needed to monitor and manage cash flow, helping organisations navigate uncertainty with greater confidence and control. M&A and capital activity Whether it’s preparing for an acquisition, managing due diligence, gearing up for an IPO or supporting capital raising, an interim CFO can bring the specialist expertise and objectivity needed to navigate complex transactions and ensure the business is investor-ready. ERP and finance transformation projects Large-scale system implementations and finance transformation initiatives often require dedicated leadership. An interim CFO can oversee ERP rollouts, streamline processes, and ensure the finance function evolves alongside the wider business strategy without overburdening existing leaders. Certainty There’s little room for uncertainty in business, especially when a company is approaching an audit, transaction, fundraising round or major strategic decision. These ‘high stakes’ moments demand experienced financial leadership and clear communication to manage risk and maintain stakeholder confidence. An interim CFO can help navigate the business through these critical moments while ensuring financial information remains accurate, timely, and decision-ready. I always stress to my client that an interim CFO can be just that – a means to an end, so to speak. In many cases, the goal for my clients has been continuity as opposed to replacement. In these cases, an interim CFO has helped to maintain momentum, safeguard stakeholder relationships, and ensure the finance function continues operating smoothly until the permanent CFO returns. I’ve also had great success with interim CFOs in cases where the long-term commitment of a permanent hire wasn’t an option (i.e., start-ups, scale-ups and temporary surges in finance leadership requirements).

Key risks of leaving the CFO seat empty

As someone who works closely with organisations navigating change, I’ve seen firsthand how costly it can be when a CFO role is left vacant for too long. Often, it can create a ripple effect across the business, posing a significant risk to operational health, team morale, and revenue. Take it from me, even a temporary CFO gap can create operational and reputational strain. Below are some of the costs that I see businesses face when they fail to address their leadership gaps:

Reporting – this is often the first function to be impacted in the absence of a CFO. Without clear ownership and accountability, reporting processes can become delayed, placing additional pressure on finance teams. Reduced visibility also means that key stakeholders like investors, boards and lenders can’t make critical decisions.

Financial controls – CFOs play a critical role in overseeing compliance, managing risk and ensuring financial processes operate effectively. Financial controls and governance can also come under strain during a CFO vacancy. Things like audit preparation, regulatory obligations and internal controls can be neglected as teams look to maintain day-to-day operations.

Cash flow management - Without consistent executive oversight, organisations may have less visibility into their financial position and fewer insights to support proactive decision-making. Accurate forecasting, working capital management and liquidity planning become particularly important during periods of change. Without dedicated executive oversight, these areas may become more vulnerable and receive less strategic attention.

Staff pressure – Existing finance leaders can become overstretched in the absence of a CFO. Senior finance managers and financial controllers may be asked to take on additional responsibilities alongside existing workloads. The issue I often see is that existing leaders try to absorb the extra load, leading to overwork, underperformance and an unhappy workforce.

Confidence (or lack thereof) - Boards, investors, lenders and executive leadership teams look to CFOs for guidance during periods of uncertainty. Without one, they can lose access to reliable financial insights, making them increasingly uneasy. Without solid governance and financial discipline, organisations are more likely to miss audit, compliance or reporting deadlines.

I’ve seen so many business leaders who have felt the pressure to rush into a permanent CFO hire. Without a designated executive to take the reins, key decisions stall. And, when key decisions stall, decision-making slows, opportunities can be missed, and teams often find themselves operating reactively rather than strategically. This is where an interim CFO can make all the difference. They help to provide continuity, preserve momentum and ensure the business has access to the financial leadership it needs while a permanent appointment is being made – no hiring rush required.

Interim CFO vs. rushing a permanent CFO hire Interim CFO vs. rushing a permanent CFO hire

In my experience, interim CFO placements consistently deliver strong outcomes for clients. It’s proven to be a smart, agile way to close the leadership gap before it starts costing businesses more than they realise. I’m a huge advocate for interim CFOs because, contrary to what some people believe, they are not a delay in solving the problem. I genuinely believe they are a means to stabilise the business while solving the problem properly.   If you are weighing up your options around permanent and interim CFOs, be sure to consider the following: CFO hiring is a high-stakes decision - a rushed hire can create long-term problems.Interim support gives your organisation some additional breathing room with the help of a skilled professional.The interim CFO can actually help to clarify what the business needs from the permanent CFO role.With interim talent, the business stays financially controlled while the search continues. Bear in mind that interim CFOs offer unmatched experience. I work with some exceptional candidates who are typically on the senior end of the talent spectrum. Typically, these executives deliver value in the first 30-90 days, not after 6 months. In my opinion, skilled interim CFOs leave the business in a better state than when they entered it. Related: The 6 technical skills in finance needed to progress to CFO

What an interim CFO should do during the transition

An interim CFO should provide leadership, structure and continuity to stabilise the finance function while the organisation searches for a permanent CFO. Key responsibilities typically include: Assessing the current finance function to understand processes and priorities.Stabilising the reporting cadence to ensure the release of timely and accurate information.Reviewing cash flow and forecasting to maintain extensive visibility.Supporting board, lender and investor communication as a trusted point of contact.Leading and supporting the finance team to safeguard performance and morale.Identifying urgent financial risks to address compliance, governance or financial concerns.Maintaining audit, compliance and reporting timelines to avoid disruptions.Improving visibility into financial performance to strengthen insight-led decision-making.Preparing the business for the incoming permanent CFO to ensure a seamless transition. Related: Why technology also falls under the responsibilities of the CFO

Protecting stability during a CFO transition

If your business is currently between finance leaders, I must stress that your approach is critical. You shouldn’t feel like you have to rush into a permanent CFO search, but you should also never leave the finance function unsupported during a sensitive transition. Why? Because when it comes to leadership gaps, the stakes are too high not to act. As I always explain to my clients, hiring an interim CFO makes total sense when the cost of a financial leadership gap is greater than the cost of temporary executive support. The right interim CFO does more than fill a vacancy. They help to maintain momentum, safeguard stakeholder confidence and ensure the organisation remains poised for long-term success. Related: How to hire a CFO: A step-by-step guide for Australian businesses
Explore interim management solutions here Need senior finance leadership while you search for a permanent CFO? Let Robert Half help you find your next CFO.

Frequently Asked Questions (FAQs)

What is an interim CFO? An interim CFO is an experienced finance leader who is engaged on a temporary basis. Their role is to provide strategic and operational financial leadership, ensuring business continuity during periods of transition, growth or change. When should you hire an interim CFO? Interim CFOs are typically hired to lead the finance function during a transition, crisis, growth phase or special project. What does an interim CFO do during a CFO transition? Essentially, an interim CFO assumes the critical responsibilities of a permanent CFO. These include: Board reportingBudget managementCash flow oversightAudit preparationInvestor or lender communicationStrategic decision support How long does a company usually need an interim CFO? This is entirely dependent on the assignment. A company will typically engage an interim CFO for three to twelve months, depending on the complexity of the role, the reason for the transition and the timeline for appointing a permanent replacement. What risks does an interim CFO help reduce? Interim CFOs help to reduces risks relating to reporting, financial controls, cash flow management, staff pressures and stakeholder confidence. Is an interim CFO the same as a fractional CFO? No - an interim CFO is generally a full-time temporary leader brought in during a transition, while a fractional CFO works part-time across ongoing engagements for multiple companies. What should you look for in an interim CFO? You need to look for someone with proven expertise and a positive track record of quickly stabilising and improving finance functions. Like any other CFO, an interim CFO should possess solid diagnostic abilities, deep technical finance expertise, steady leadership in uncertainty and strong stakeholder management.