Oresys

ORESYS works with corporate clients on their change projects.

Business Consulting and Services

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Headquarters: Paris, FranceSource: RevenueBaseRetrieved October 18, 2026
Employee range: 201 to 500Source: RevenueBaseRetrieved October 18, 2026
Founded: 1981Source: RevenueBaseRetrieved October 18, 2026

The company at a glance

What does Oresys do?

ORESYS consultants work in synergy with clients’ internal teams. Its consultants take a multi-skilled business approach across functional and technological areas.

Based on the company’s public LinkedIn information, supplied through RevenueBase.

What the business offers

Services & capabilities.

Management and organisation consultancy

ORESYS supports corporate clients in change projects.

Source: LinkedIn company description · Retrieved October 18, 2026

Explore the business in context

Company lists.

No currently confirmed list appearances.

Sources & data notes.

RevenueBase prepared this profile from the company’s public LinkedIn information and RevenueBase company data. These source records were retrieved on October 18, 2026. AI helped summarize these sources, with a separate automated check against the source text completed on October 19, 2026. Directory positions use company-contact counts from separately saved list snapshots. How the company lists are built.

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