Altesia/Case studies

A selection of engagements where Altesia steps in on sensitive finance topics.

Consolidation, IFRS transition, finance function transformation: a concrete overview of our work with groups and funds.

15+
years of consolidation and IFRS expertise
50+
groups supported
3
domains of intervention
100%
engagements delivered on auditable outputs
Filter by domain
Cases can touch several domains, the filter shows the dominant pillar.
Finance and data transformation

Performance platform migration and consolidated history takeover.

Tool change across 60 entities with a real risk of history loss. Functional leadership, test book, reconciliation controls.

60entities migrated with complete history
4 months · Multi-entity groupRead the case →
Consolidation and reporting

Creation and structuring of a consolidation function.

B2B group with no internal consolidation expertise. Workpaper structuring, close calendar, training and control formalization.

2internal profiles trained to autonomy
6 months · B2B ServicesRead the case →
Consolidation and reporting

Audit trail and visibility on close controls.

Dashboard centralizing the status of controls, alerts, history and open items.

Real timecontrol visibility (versus 5 days)
3 months · Industrial groupRead the case →
IFRS and transactions

IFRS 18 diagnostic — preparing first application by 1 January 2027.

Scope framing, IAS 1 / IFRS 18 comparative, Management Performance Measures identification, income statement restructured into three categories and audit committee briefing.

7 standardsanalyzed in light of IFRS 18 and its cross-cutting impact
4 months · Listed groupRead the case →
Finance and data transformation

Finance data cockpit for general management.

Decision cockpit built from group performance data, usable beyond finance.

5 viewsdecision views delivered in operation
4 months · Mid-sized companyRead the case →
IFRS and transactions

IFRS transition — Giraudy group (out-of-home advertising leases).

IFRS 16 restatement on a long-duration commercial lease portfolio, history takeover and preparation for buyer audit in the context of a mergers and acquisitions transaction.

3,000 leasesrestated under IFRS 16, valued and documented
5 months · Out-of-home advertisingRead the case →

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