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ID 257437

NetherlandsNetherlandsActive member

Catarina VIEIRA

Greens/EFAGreens/European Free Alliance
Netherlands - PRO Europa

Tracked since 28/10/2024

Total assistants

5

Currently active

5

Total departed

0

Departed share

0.0%

0 of 5

Also draws on 20 shared assistants (0 currently, 20 former) — pooled staff are employed by a grouping of Members and are excluded from the figures above.

Office over time

5 own staff since we started watching

One bar per person, from the day we first saw them to the day they left — or until today. A faded left edge means they were already in place on 28/10/2024; a faded right edge means they left at an unknown date before 03/03/2026.

Jan 25Apr 25Jul 25Oct 25Jan 26Apr 26Jul 26Oct 26Eric Johan Valter SIHVOLANoor Kathelijne Anissa Ma…Jonathan DE VRIENDTJOSELINE TUYISABESERGIO GEERLINGS
Accredited assistantsin postdepartedfaded edge = start or end not known to the day
Office timeline
NameCategoryFromTo
Eric Johan Valter SIHVOLAAccredited assistantstracked since 28/10/2024in post
Noor Kathelijne Anissa Maria ASSAAccredited assistantstracked since 28/10/2024in post
Jonathan DE VRIENDTAccredited assistants26/08/2025in post
JOSELINE TUYISABEAccredited assistants02/09/2025in post
SERGIO GEERLINGSAccredited assistants02/09/2026in post

Departed share comparison

Share of observed own staff who have since left (since 28 Oct 2024).

This Member0.0%
EP average30.2%
Netherlands23.2%
Group of the Greens/European Free Alliance24.4%

By category

CategoryOwn activeOwn departedOwn totalPool activePool total
Accredited assistants50500
Accredited assistants (grouping)000017
Local assistants (grouping)00002
Paying agents (grouping)00001

Active assistants · 5

NameCategorySince
Noor Kathelijne Anissa Maria ASSAAccredited assistants28/10/2024
Eric Johan Valter SIHVOLAAccredited assistants28/10/2024
Jonathan DE VRIENDTAccredited assistants26/08/2025
JOSELINE TUYISABEAccredited assistants02/09/2025
SERGIO GEERLINGSAccredited assistants02/09/2026

Office size

Own staff in post per month. Dashed before 03/03/2026: reconstructed from arrivals only. The dashed horizontal line is the median office in the Parliament (5).

Own staff of Catarina VIEIRA per month
MonthCountEstimated
2024-112yes
2024-122yes
2025-012yes
2025-022yes
2025-032yes
2025-042yes
2025-052yes
2025-062yes
2025-072yes
2025-083yes
2025-094yes
2025-104yes
2025-114yes
2025-124yes
2026-014yes
2026-024yes
2026-034no
2026-044no
2026-054no
2026-064no
2026-074no
2026-084no
2026-095no
2026-105no

How long staff stayed

Tenure of staff whose departure is dated. Contracts that ended before 03/03/2026 have no known length and are not shown.

No dated departures yet.

Former assistants · 20

NameCategoryFromToDuration
Petra KURTOVICAccredited assistants (grouping)28/10/2024left before Mar 2026—
Bram Pieter VAN DEN GROENENDAALAccredited assistants (grouping)28/10/2024left before Mar 2026—
Marieke VREEKENAccredited assistants (grouping)28/10/2024left before Mar 2026—
Wander Jeroen Joost WAALSAccredited assistants (grouping)28/10/2024left before Mar 2026—
Wilhelmina Maria Tafadzwa VAN LEEUWENLocal assistants (grouping)28/10/2024left before Mar 2026—
Meike Maria Euphemia VEDDERLocal assistants (grouping)28/10/2024left before Mar 2026—
ZWEERS WIJBENGAPaying agents (grouping)28/10/2024left before Mar 2026—
Iris BOSAccredited assistants (grouping)01/04/2025left before Mar 2026—
Sofia Marie D'ARCIOAccredited assistants (grouping)01/04/2025left before Mar 2026—
Wout VAN CAIMEREAccredited assistants (grouping)28/10/2024left before Mar 2026—
Ruben Vincent ROBBESOMAccredited assistants (grouping)28/10/2024left before Mar 2026—
MARJOKE WERBROUCKAccredited assistants (grouping)05/11/2024left before Mar 2026—
Iftin ABOKORAccredited assistants (grouping)28/10/2024left before Mar 2026—
Aryaan Annabelle BOVENBERGAccredited assistants (grouping)28/10/2024left before Mar 2026—
Simona Wilhelmina Ida DE HEERAccredited assistants (grouping)28/10/2024left before Mar 2026—
LISA FARAI DE SMETAccredited assistants (grouping)28/10/2024left before Mar 2026—
Lowie Zeno KOKAccredited assistants (grouping)28/10/2024left before Mar 2026—
JOB MOLENAARAccredited assistants (grouping)28/10/2024left before Mar 2026—
Ilse Elisabeth Anne Maria PLOEGMAKERSAccredited assistants (grouping)28/10/2024left before Mar 2026—
Karlijn Saar BOSAccredited assistants (grouping)09/04/2025left before Mar 2026—

Our record of the register begins 28/10/2024. "Tracked since" marks a person who was already in place on that day — their actual start date is earlier and is not published to us. Read about the data →