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Sonja Posthumus Email & Phone Number

Behandelmedewerker at Altrecht
Location: Hilversum, North Holland, Netherlands 1 work role 3 schools
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✓ Verified May 2026 3 data sources Profile completeness 100%

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Current company
Altrecht
Role
Behandelmedewerker
Location
Hilversum, North Holland, Netherlands
Company size
1738 employees

Who is Sonja Posthumus? Overview

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Quick answer

Sonja Posthumus is listed as Behandelmedewerker at Altrecht, a company with 1738 employees, based in Hilversum, North Holland, Netherlands. AeroLeads shows a matched LinkedIn profile for Sonja Posthumus.

Sonja Posthumus holds Bachelor, Sociaal Pedagogische Hulpverlening from Hogeschool Van Amsterdam.

Company email context

Email format at Altrecht

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Altrecht

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Profile bio

About Sonja Posthumus

Sonja Posthumus is a Behandelmedewerker at Altrecht. She possess expertise in creatief, oplossingsgericht werken.

Listed skills include Creatief and Oplossingsgericht Werken.

Current workplace

Sonja Posthumus's current company

Company context helps verify the profile and gives searchers a useful next step.

Altrecht
Altrecht
Behandelmedewerker
utrecht, utrecht, netherlands
Website
altrecht.nl
Employees
1738
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Company profile
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1 role

Sonja Posthumus work experience

A career timeline built from the work history available for this profile.

  • Altrecht
    Behandelmedewerker
    Altrecht
    Feb 2024 - Present
Team & coworkers

Colleagues at Altrecht

Other employees you can reach at altrecht.nl. View company contacts for 1738 employees →

LV Liz Van Den Berg Liz Van Den Berg Colleague at Altrecht Hilversum, North Holland, Netherlands, Netherlands View → JV Joanne Van Rossum Joanne Van Rossum Colleague at Altrecht The Randstad, Netherlands, Netherlands View → GV Georgette Van Den Brink-Hovius Georgette Van Den Brink-Hovius Colleague at Altrecht The Randstad, Netherlands, Netherlands View → HR Herman Roest Herman Roest Colleague at Altrecht The Randstad, Netherlands, Netherlands View → BB Bla Blabla Bla Blabla Colleague at Altrecht Amsterdam, North Holland, Netherlands, Netherlands View → SR Shirley Rijken Shirley Rijken Colleague at Altrecht The Randstad, Netherlands, Netherlands View → LV Lida Van Wiggen Lida Van Wiggen Colleague at Altrecht Utrecht, Utrecht, Netherlands, Netherlands View → DV Deborah Vogtlander Deborah Vogtlander Colleague at Altrecht Culemborg, Gelderland, Netherlands, Netherlands View → WB Wim Brinkhorst Wim Brinkhorst Colleague at Altrecht The Randstad, Netherlands, Netherlands View → MS Merel Stevens Merel Stevens Colleague at Altrecht Utrecht, Utrecht, Netherlands, Netherlands View →
3 education records

Sonja Posthumus education

Course, Child Welfare And Creative Methods In Social Work, B

Høgskolen I Oslo Og Akershus

Activities and Societies: Project, working with refugees minors. Making a dance activity with the goal 'Free your mind'​. The program will.

Mbo, Kinderzorg En Kinderopvang / Pedagogisch Medewerker Kinderopvang / Basisopleiding Kinderopvang

Mbo Amersfoort
FAQ

Frequently asked questions about Sonja Posthumus

Quick answers generated from the profile data available on this page.

What company does Sonja Posthumus work for?

Sonja Posthumus works for Altrecht.

What is Sonja Posthumus's role at Altrecht?

Sonja Posthumus is listed as Behandelmedewerker at Altrecht.

Where is Sonja Posthumus based?

Sonja Posthumus is based in Hilversum, North Holland, Netherlands while working with Altrecht.

What companies has Sonja Posthumus worked for?

Sonja Posthumus has worked for Altrecht.

Who are Sonja Posthumus's colleagues at Altrecht?

Sonja Posthumus's colleagues at Altrecht include Liz Van Den Berg, Joanne Van Rossum, Georgette Van Den Brink-Hovius, Herman Roest, and Bla Blabla.

How can I contact Sonja Posthumus?

You can use AeroLeads to view verified contact signals for Sonja Posthumus at Altrecht, including work email, phone, and LinkedIn data when available.

What schools did Sonja Posthumus attend?

Sonja Posthumus holds Bachelor, Sociaal Pedagogische Hulpverlening from Hogeschool Van Amsterdam.

What skills is Sonja Posthumus known for?

Sonja Posthumus is listed with skills including Creatief and Oplossingsgericht Werken.

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