Management control and performance management: what are the missions of the interim manager?

Management control: definition and scope

Management control consists of measuring, evaluating and managing the operational and financial performance of a company, in real time. It aims to ensure that resources are allocated in an optimal manner, to inform management’s decisions and to trigger corrective actions when the gaps between forecast and realization require it.

Its scope goes far beyond the accounting sphere: it covers finance, HR, supply chain, sales, industrial or commercial operations. It is based on performance indicators structured in dashboards, fed by reliable and cross-referenced data.

The objectives of management control for performance management

Management control has several complementary purposes:

• Maximize operational performance and increase the profitability of the business;
• Anticipate economic, financial and operational risks;
• Guide strategic decisions through accurate and consolidated data analysis;
• Align actual performance with strategic directions validated by management;
• Identify the resources needed for each activity and arbitrate their allocation;
• Establish budget, cash flow and margin forecasts based on the existing budget;
• Propose action plans to aim for operational excellence.

The interim management market in finance: a strategic recourse

The financial department concentrates one of the highest demands in the interim management market. The missions of CFO, financial controller or management controller represent a significant part of the projects entrusted to firms, driven by group reporting requirements, finance IS transformations and external growth operations.

According to figures from the France Transition Barometer relayed by WAYDEN on the state of the interim management market, the sector recorded an annual decline of 6.2% in 2025 after the decline that began in the second half of 2024, consistent with the slowdown in French growth. The finance department and the general secretariat maintain their leading position: according to DAF Mag, these functions represent 23% of all transition assignments, confirming the structural weight of finance in the order. Geographical concentration remains high: 46% of assignments are carried out in the Île-de-France region, driven by the weight of head offices and group finance departments.

Let us be clear: the nature of interventions is changing. The average duration of assignments increased to 7.5 months in the second half of 2025 — compared to 6.6 months in the first half of the year — a sign that financial transition management is less and less an emergency management tool and more and more a lever for supporting fundamental transformations. Mid-caps and non-profit structures, which are growing by 8% in 2025, are now driving the market by offsetting the budgetary rationalisation of large groups (France Transition Barometer, DAF Mag, February 2026).

In this context, senior management uses financial transition management for three main reasons: to secure a vacancy for a CFO or management controller, to accelerate a transformation (overhaul of reporting, implementation of a new ERP, SOX or IFRS compliance), or to redress a situation of tension on cash flow and profitability.

Outsourcing management control: the missions of the interim manager

The financial interim manager is distinguished by a 15 to 25-year career in the positions of CFO, director of management control or group financial director, in various environments (growing SMEs, mid-caps, subsidiaries of international groups). Its value lies in its ability to diagnose quickly, act methodically and transmit.

Here are the concrete missions entrusted to you as part of an outsourced management control :

• Diagnose the quality of the existing system : reliability of data, relevance of KPIs, robustness of the budget process, quality of reporting to management and shareholders.
• Redesign the dashboards and reporting : structuring of a synthetic monthly report for the Executive Committee, implementation of a weekly monitoring of cash flow, automation of extractions.
• Manage the budget cycle and forecasts : budget development, implementation of a rolling forecasting process, monitoring of variances and corrective action plans.
• Train and structure the management control team : recruitment, skills development, definition of roles, implementation of an analytical routine.
• Identify optimization levers based on the analysis of margins, production costs, fixed and variable costs.
• Support the general management in strategic arbitrations: investments, abandonment of activity, pricing policy, resource allocation.
• Optimize cash management : securing working capital, cash forecasts, dialogue with banks and financial partners.
• Secure tax, accounting and regulatory compliance with current obligations (accounting standards, internal control, CSRD).
• Establish internal control mechanisms to reduce operational and financial risks in a sustainable manner.
• Passing on to a successor : this is the signature of interim management. The manager prepares the arrival of a permanent contractor and guarantees the sustainability of the measures put in place.

Testimonials: what financial transition managers are saying

“On an interim CFO mission within an industrial mid-sized company, my priority was to rebuild reliable reporting in six weeks. The management control team produced figures but no one used them. We have narrowed down the number of KPIs to a dozen indicators that can be truly actioned, and senior management has regained a clear reading of its performance. — Testimonial interim manager, industrial management control mission.

“On a turnaround file, I took on the management control function on an interim basis to stabilise the management while the group recruited a permanent employee. In four months, we secured the annual closing, deployed weekly cash flow monitoring and identified several million euros in savings on indirect purchases. — Testimonial of interim manager, interim CFO mission.

DO / DON’T: outsource your management control function

Things to doPrecisely frame the deliverables (reporting, budget, forecast), define a mission horizon, plan from the outset a handover phase to the successor. What to avoidConfusing interim management and consulting; multiply the number of projects without prioritization; underestimating internal transmission time.

Outsource controlling with WAYDEN

WAYDEN relies on an extensive network of interim managers with experienced financial profiles, capable of intervening throughout France and Europe, in the agri-food, industry and transport, construction and construction, retail or services sectors.

Each mission begins with a detailed qualification of the need: scope, urgency, expected deliverables, target profile. The firm then proposes an operational manager as soon as he arrives, selected for his or her adequacy with the company’s culture and the nature of the project. This position explains the recognition obtained by WAYDEN, which is in the ranking of the best interim management firms with a rating of Excellent.

Are you considering an interim manager to lead your management control, your financial department or a finance transformation project?

Let’s discuss your context and identify together the profile adapted to your challenge.

Talk to a Wayden Expert

FAQ — Management control and interim management

What is the difference between a management controller and a financial transition manager?

The management controller has a permanent analysis and reporting function. The financial transition manager intervenes on an ad hoc basis, at a higher level of seniority, to steer a transformation, a critical vacancy or a recovery, and to prepare the sustainability of the system after his departure.

When should you use an interim CFO rather than traditional recruitment?

The interim CFO is necessary when the deadline is short (vacancy to be filled in a few weeks), when the challenge requires a rare and experienced profile for a given time, or when the mission has a transformation dimension that few permanent profiles accept.

How long does a management control assignment in interim management last?

The typical duration is between 4 and 12 months depending on the scope. A CFO replacement mission often lasts 6 to 9 months, the time it takes to recruit a permanent staff. A transformation mission (redesign of reporting, ERP deployment) can extend over 9 to 12 months.

What results can be expected from an interim manager in management control?

Tangible deliverables include reliable reporting, a structured budgeting process, secure cash flow forecasts, a trained team, and a margin or cost optimization plan documented and shared with senior management.