About Johan
French
Native or bilingual
Experience
- JYKA FINANCESFounding PartnerNovember 2025 - Today (7 months)Lyon, FranceCo-founder of Jyka Finances (Lyon), I support executives, financial departments, and investment funds throughout the financial cycle. With over 15 years of experience in finance and accounting, including 8 years leading the finance function of large groups and mid-sized companies, I created and managed a shared service center with 30 employees (~€450 million in consolidated revenue) and led several post-acquisition finance integrations. Accustomed to managing teams of over 10 employees, I provide concrete, results-oriented consulting that places the finance function at the service of value creation. Available, responsive, and accustomed to demanding environments, I adapt to structuring SMEs as well as transforming or externally growing groups.
- DIMOTRANS GROUPHead of Accounting Shared Service CenterJanuary 2021 - November 2025 (4 years and 10 months)Lyon, France■ Managed a team of 30 employees with the support of 5 middle managers, covering a scope of ~€450 million in consolidated revenue ■ Created and structured the SSC (general accounting, tax, accounts payable, invoice control) — complete overhaul of processes and closing procedures ■ Integrated finance for Group acquisitions: Groupe Crystal (revenue ~€180 million) and Groupe Duhamel (revenue ~€40 million) — process alignment, IT system migration, harmonization of data models ■ Managed legal restructurings: mergers, universal transfers of assets, divestitures, acquisitions, partial asset contributions ■ Complete digitalization of the accounting IT system in conjunction with business IT systems; electronic invoicing project manager; deployment of HFM, Yooz, Notilus ■ Managed tax audits, relationships with statutory auditors, and external consultants
- WELDOM (Groupe ADEOHead of Financial Statements, Reporting, and ConsolidationApril 2018 - January 2021 (2 years and 9 months)■ Led an accounting team of 11 employees for monthly, semi-annual, and annual closings ■ Produced financial statements in triple reporting standards: Management / Social / IFRS, in close collaboration with management control, the Group, and statutory auditors ■ Evolved accounting processes to anticipate operational needs and integrate information system changes
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Education
- Master in Accounting, Control, and Audit (CCA)IAE Lyon2012Master Comptabilité Contrôle Audit (CCA)