Global M&A activity surged in 2025, with deal count up by 12.4% as companies prioritized frequent acquisitions. But as the dust of acquisition celebrations settles, chief financial officers and finance teams are met with a post-deal operational reality filled with fragmentation across systems, teams, and information.
Following acquisitions, finance and IT teams are left to consolidate siloed data, create cohesive workflows, and identify cost-cutting avenues, all within inherently disconnected systems, creating barriers to realizing M&A’s long-term value.
M&A success is no longer determined at the deal table. Instead, it is won or lost in the weeks that follow, and the results depend on the foundational data and infrastructure layers in place. To address information and organizational gaps, CFOs must establish a data-first approach to creating cohesion across processes and information.
Day one: When financial visibility disappears
Following the excitement of an acquisition, CFOs and finance teams face frustrating operational headaches in integrating the acquired firms’ data and systems. Suddenly, they lose clear cash visibility across entities and become slightly paralyzed. As companies attempt to consolidate all information into a single location from disparate systems, they risk losing crucial information and data in the process, tempting companies to turn to manual processes and spreadsheets in the short term.
When finance teams revert to manual fixes, intercompany workflows lose structure, and over time, reconciliation becomes slower and prone to errors. Without a coherent view of balances and accounts, the firm is flying half-blind – and decisions may not account for liquidity risks and exposure.
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Month one: M&A value fails to materialize
Workflow interruptions, inconsistent data, and unclear ownership seep into everyday operations, plaguing the organization and costing valuable time and resources. Strategic planning is put on hold while finance teams are forced to find workarounds to do their jobs.
Without a single source of truth for financial data, the CFO is faced with a cash visibility crisis, introducing both short- and long-term issues. Treasury teams are faced with immediate liquidity uncertainty, excess cash buffers, and unclear ownership across entities. These factors compound to create a less agile and strategic organization that risks losing customers and employees alike.
In the years that follow, finance teams can expect reduced capital efficiency, increased financing costs, inaccurate forecasting and planning, and ultimately, erosion of deal value. While the short-term effects are damaging, the long-term effects can be detrimental to scale.
Building the right foundation: A practical CFO playbook
To close the gap between deal ambitions and operational realities, CFOs must collaborate with finance and IT teams to take a structured approach to integrating systems and information. If organizations consider data and systems integrations as part and parcel of the acquisition process, they can realize the projected deal value. Success doesn’t come from isolated processes or single point solutions, but rather from building an integrated financial foundation that can be scaled.
Step 1: Establish a unified data model
With a harmonized, unified data source, CFOs can regain control of post-acquisition environments defined by different entities, currencies, systems, and individuals. Identifying data sources across systems and inputs, collecting data, and organizing it in a single source of truth allows teams to optimize processes, from reporting to intercompany funding to settlement processes, without creating gaps.
Step 2: Prioritize cash visibility early
Once data is collected, organized, and aligned, cash visibility should be an immediate priority. Following an acquisition, cash flow data is often siloed across accounts and systems, leaving CFOs unsure of liquidity. They can’t see their cash. They can’t move their cash. They can’t use their cash with confidence.
Centralizing cash visibility allows finance teams to monitor liquidity across entities in real time, reduce reliance on excess cash buffers, and make faster, more informed decisions around cash flow.
Step 3: Standardize intercompany processes
Teams must establish standardized intercompany processes, such as uniform accounting policies, consistent data entry and formatting, and centralized governance policies to improve accuracy and compliance while streamlining operations. From IT management to financial execution, consistent and cohesive standardization is critical following an acquisition or merger.
Without standardization, teams spend valuable time reconciling differences instead of analyzing performance, reducing manual errors, or strengthening compliance.
By defining standardized processes, finance teams can shift from reactive reconciliation to more proactive, strategic analysis.
Step 4: Rationalize overlapping systems
As acquisitions occur, organizations accumulate systems, but too many systems and tools can create confusion around data origin, blocking accurate data lineage and auditability. Instead of leveraging multiple ERPs, payment platforms, and reporting tools, CFOs and IT leaders must collaborate to audit the tech stack of a merged organization to identify redundancies and eliminate duplicative systems.
CFOs can prepare for long-term scale with a unified system that integrates all single point solutions into one ecosystem, removing the potential for data mismatches down the line.
Step 5: Layer in AI and automation
Once control is established and the data foundation is in place, organizations can layer in automation to streamline functions like reconciliation and transaction matching. AI becomes a critical tool to improve cash forecasting accuracy, detect anomalies and risks in real time, and allow finance teams to reallocate focus to strategic decision-making.
Communication remains critical throughout this process. Finance teams, IT teams, stakeholders, and acquired entities must align before, during, and after each step to maintain accountability reduce uncertainty.
A pre-acquisition playbook for post-acquisition success
With the modern financial landscape becoming increasingly complex, from global teams to intricate deals, real time data, automation, and scalable, tech-enabled ecosystems are crucial.
The success of M&A depends not only on the deal itself, but on the ability to build the systems that support structure and standardization, laying the data foundation across processes and workflows. The key to a firm’s post-acquisition success is its pre-acquisition playbook, including a meticulous data and systems integration plan.
About Serrala
Serrala is a global financial automation software company with nearly 40 years of experience, serving over 2,500 customers to optimize working capital and automate finance processes (Order to Cash, Procure to Pay, Treasury).
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