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Client Assistant H/F

Company: Aventa

Location: france, London

Posted: June 07, 2026

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Position Details

Role Definition

Secretarial activities:

• Acts as the point of contact between Upstream team and other entities of Project entities.

• Act as focal point for people on boarding and for any visitor.

• Screen/handle telephone calls, appointments and emails related to Upstream activities and take action accordingly.

• Update Upstream contact list and related data.

• Manage his N+1 agenda to co-ordinate meetings/appointments, complex agenda to ensure smooth running of such meetings.

• Book meetings and facilities (with services when required) as requested by the Upstream.

• Organize on request conference facility bookings, catering.

• Assist in document and PowerPoint preparation as requested.

Administrative activities:

• Organize and book mission and travel plan (transportation and accommodation) for the Upstream team.

• Receive mission expenses and process expense claims.

• Provide advance adm...