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Mathieu Jacques Guillemin

Mathieu Jacques Guillemin is a director of Lbri UK Limited and a director of Gulmar Energy S.A. Source: Companies House records.

Director at Lbri UK Limited · Director at Gulmar Energy S.A

  • 2 current roles
  • 4 previous roles
  • Served alongside 74 people

Mathieu's network: 74 people across 6 organisations

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Official record Companies House · updated 11th October 2026 · Free, no card or password

Current roles

6 roles across 6 organisations
  • Lbri UK Limited
    Director · 2016-present
    Official record · Companies House
    Source
    Companies House
    Organisation
    Lbri UK Limited
    Role
    Director
    Appointed
    2016-09-14
    Record reference
    Company 10375739
    Current
  • Gulmar Energy S.A
    Director · 2011-present
    Official record · Companies House
    Source
    Companies House
    Organisation
    Gulmar Energy S.A
    Role
    Director
    Appointed
    2011-10-19
    Record reference
    Company FC030470
    Current

4 more roles, including 4 previous roles, with dates and sources

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People Mathieu has served alongside

74 people across 6 organisations

Based on overlapping official board records. Calculated from official records

74 people across 6 organisations

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Connections

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Sources

Companies House
Officer appointments and resignations.
Edition
Register edition compiled 11th October 2026
Identity
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