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Altermès
Create the conditions of trust to build sustainable growth.
Company Information
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Conpas Rating

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Overview

Altermès is an innovative consulting and accounting firm combining technology and financial expertise to digitize processes and deliver high‑value services across consulting, audit, accounting, and transformation for companies

Groups

Number of Employees

11-50

Capabilities
Industries
Serviced Businesses
Footprint
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Regions

Europe

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Countries

France

Additional Information
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Year of foundation

2020

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Structure

Privately Held

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Industry

Professional Services

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Offerings

Problems we solve

The Challenges We Turn Into Opportunities

We help organisations tackle some of their most pressing financial and operational challenges: unreliable financial reporting and consolidation; complex audit and internal control gaps; fraud detection and forensic investigation; lack of in-house capacity during peaks or transitions (interim management); the digital transformation of finance functions bogged down in manual processes; CSRD and ESG compliance readiness; company valuation ahead of transactions, M&A, or fundraising; corporate tax strategy, transfer pricing, and exposure to tax audits; and cash management governance and treasury optimisation.

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Consulting Solutions By Capability

Accounting Expertise

Chartered accountancy services delivering bookkeeping, account consolidation under French GAAP and IFRS, and financial reporting for SMEs and start-ups. Coverage extends to digital accounting solutions and complete takeover of accountancy files. The firm has consolidated accounts for a chemicals group with €125M in sales across 12 subsidiaries and supported business setup with full accounting governance from inception.

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Audit and Statutory Audit

Independent financial audit, statutory audit, and certification services providing assurance on financial statements for shareholders, third parties, and transactional contexts. The firm conducts special compliance reviews at specific sites and EU-funded research cost audits (FP7/H2020 programmes), delivering certification across multi-jurisdiction operations including French and foreign offices.

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Consulting and Interim Management

Financial consulting and interim resource deployment spanning strategy definition, transformation project execution, and operational staffing of finance teams. Services cover business valuation, carve-out support, and capital structure advisory. The firm has executed capital increases with management package allocation for start-ups and deployed interim resources across utilities, infrastructure, real estate, healthcare, and technology sectors.

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Impact / CSR and Sustainability Advisory

Advisory on CSR strategy, ESG indicator structuring, and CSRD/ESRS compliance reporting for companies subject to or voluntarily pursuing sustainability mandates. Services span carbon footprint measurement, impact finance reporting, and third-party verification of carbon certification projects. The firm has supported mid-market companies (ETI) subject to CSRD directives through full compliance implementation and delivered multi-year CSR ambition implementation for major clients, including third-party assessment of voluntary emissions reduction (VER) carbon certification.

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Technological Innovation

Digitalisation of finance functions through business intelligence, data warehousing, process mining, RPA, and custom digital solution development. The firm accelerates finance departments' transition to data-driven operations via tools including Celonis for process mining and LIBEO for secure payment processing. Demonstrated delivery includes P2P process mining for a major construction group and ERP transition support following Oracle replacement for procurement and purchasing functions.

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Wealth Management

Independent wealth management advisory for executives and entrepreneurs covering investment strategy, portfolio allocation, and asset protection across holding structures. Services span PEA (Plan d'Épargne en Actions), securities accounts, real estate companies (SCI), rental property structures (LMNP), and estate/succession planning across multiple legal vehicles.

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