Gert Jan Slump
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Gert Jan Slump Email & Phone Number

Independent criminologist | Criminal justice innovator | Restorative justice innovator | Member of the city council of Amstelveen at Stichting Restorative Justice Nederland
Location: Amstelveen, North Holland, Netherlands 21 work roles 5 schools
1 work email found @xs4all.nl LinkedIn matched
✓ Verified Jun 2026 4 data sources Profile completeness 100%

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Role
Independent criminologist | Criminal justice innovator | Restorative justice innovator | Member of the city council of Amstelveen
Location
Amstelveen, North Holland, Netherlands

Who is Gert Jan Slump? Overview

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Quick answer

Gert Jan Slump is listed as Independent criminologist | Criminal justice innovator | Restorative justice innovator | Member of the city council of Amstelveen at Stichting Restorative Justice Nederland, based in Amstelveen, North Holland, Netherlands. AeroLeads shows a work email signal at xs4all.nl and a matched LinkedIn profile for Gert Jan Slump.

Gert Jan Slump previously worked as Owner at Gert Jan Slump and Co-founder | Program developer | Innovator at Stichting Restorative Justice Nederland. Gert Jan Slump holds Drs., Criminology from Vrije Universiteit Amsterdam (Vu Amsterdam).

Company email context

Email format at Stichting Restorative Justice Nederland

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{first}{last}@xs4all.nl
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Profile bio

About Gert Jan Slump

Strategic adviceCommunicationCooperationOrganization skillsInnovation and creative skillsInspiration and motivation skills Coordination and managementAccount managementProject managementFacilitating skillsLeadershipSpecialties: Youth care and youth policyIssues within the justice system and its environmentRestorative JusticeStrategies of organizationsConceptualizationAdviseManagementInnovation and changeEmpowermentPoetry

Listed skills include Policy, Change Management, Dutch, Strategy, and 30 others.

Current workplace

Gert Jan Slump's current company

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Stichting Restorative Justice Nederland
Stichting Restorative Justice Nederland
Independent criminologist | Criminal justice innovator | Restorative justice innovator | Member of the city council of Amstelveen
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21 roles · 24 years

Gert Jan Slump work experience

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

Owner

Current
Gert Jan Slump

I am a charismatic and passionate professional. I am working in the area of consultancy, project development and project management. I have worked in the research and consultancy field for almost 30 years.I have worked on and am working on innovations within criminal justice and restorative justice, safety, youth, responsive democracy and horizontal.

Sep 2009 - Present

Co-Founder | Program Developer | Innovator

Current

Together with some beautiful and passionate people I initiated, founded and currently develop projects and manage activities for Stichting Restorative Justice Nederland

Nov 2010 - Present

Member Of The City Council

Current

Amstelveen, Noord-Holland, Nederland

Oct 2024 - Present

Co-Founder | Trainer | Facilitator

Current
Communityprocessing.Com

Steenwijk - Amstelveen

Communityprocessing is an innovative approach based on different insights to be used in situations that escalate or threaten to escalate. Concerns and interests of different involved parties or groups are at stake and create a possible conflict. Different parties, people involved, neighbourhoods, even whole villages can disagree or litigate on a certain.

Jul 2016 - Present

Member Of The Supervisory Board

Current

Amstelveen, North Holland, Netherlands

Oct 2023 - Present

Member Of The Board Of Advisors

Current

Amsterdam, North Holland, Netherlands

Feb 2022 - Present

Author And Developer Of Music Projects

Current
Liturgisch Project

I have worked and am working on a variety of musical projects (for liturgical and other purposes) for which I had the responsibility of conceptualization and text writing, among others in Amstelveen and Amsterdam.

Jun 1999 - Present

Member Of The City Council

Amstelveen, Noord-Holland, Nederland

Sep 2022 - Apr 2023

Board Member

Amsterdam

Since december 2013 until november 2021 I have been honoured to be a board member at Stichting Beter Buren to enable people dealing with their conflicts in a constructive way and supporting volunteers to be in excellent performance doing their work

Dec 2012 - Nov 2021

Co-Initiator | Director And Coordinator

Stichting Zin In Jeugdzorg

Amstelveen/Zwolle

Developing a working program, research projects (i.e. Handelingsverlegenheid (FCB) and Zin in Jeugdzorg (Windesheim), open space conferences, network development on issues of professionalism, motivation and identity

Nov 2009 - Nov 2021

Member Of The City Council

Amstelveen

Local politician representing GroenLinks

Sep 2016 - Mar 2018

Member Expertise Center On Public Safety And Probation Services

Initiating projects, acquisition, additional expertise on ongoing research (and other) projects in the field of probation services and public safety.Specific oriëntation: veiligheidshuizen en ketensamenwerking (safety houses)

Sep 2008 - Jan 2012

Strategic Advisor

Management and organizational consultancy and advice, Vision development, innovation and change, Chairman at conferences, group facilitator.Developing and evolving meaningfulness within organizations.

Jan 2009 - Sep 2009

Manager And Expert Advisor

I managed a team of professionals and managed and executed projects in the field of youth care, youth protection, youth justice, probation, victim support and restorative justice. Professionalization, strategy, empowerment and vision development were some the core issues in those projects.

Apr 2006 - Jan 2009

Free Lance Author

Nzv Uitgevers

I have written educational material for volunteers working with children

2002 - 2007 ~5 yrs

Manager And Senior Advisor

I've worked here as senior researcher, senior advisor, manager and account manager on a variety of projects on (among others) safety, criminology, local policy, participation

Apr 1996 - Apr 2006

Coordinator

Tiel, Gelderland, Nederland

Setting up and coordinating a new regional ictim support organization

Mar 1993 - Apr 1996

Researcher

Researcher and a.o. executing a diversion and early Restorative Justice project called 'Strafrechtelijke Dading'.In this project we tested the hypothesis that a civil law environment provides more powerful tools for victims and perpetrators than criminal/penal law.

Jan 1988 - Mar 1993
5 education records

Gert Jan Slump education

Education record

Johannes Postschool Amstelveen
FAQ

Frequently asked questions about Gert Jan Slump

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

What company does Gert Jan Slump work for?

Gert Jan Slump works for Stichting Restorative Justice Nederland.

What is Gert Jan Slump's role at Stichting Restorative Justice Nederland?

Gert Jan Slump is listed as Independent criminologist | Criminal justice innovator | Restorative justice innovator | Member of the city council of Amstelveen at Stichting Restorative Justice Nederland.

What is Gert Jan Slump's email address?

AeroLeads has found 1 work email signal at @xs4all.nl for Gert Jan Slump at Stichting Restorative Justice Nederland.

Where is Gert Jan Slump based?

Gert Jan Slump is based in Amstelveen, North Holland, Netherlands while working with Stichting Restorative Justice Nederland.

What companies has Gert Jan Slump worked for?

Gert Jan Slump has worked for Gert Jan Slump, Stichting Restorative Justice Nederland, Gemeente Amstelveen, Stichting Jongerenrechtbanken Nederland, and Communityprocessing.Com.

How can I contact Gert Jan Slump?

You can use AeroLeads to view verified contact signals for Gert Jan Slump at Stichting Restorative Justice Nederland, including work email, phone, and LinkedIn data when available.

What schools did Gert Jan Slump attend?

Gert Jan Slump holds Drs., Criminology from Vrije Universiteit Amsterdam (Vu Amsterdam).

What skills is Gert Jan Slump known for?

Gert Jan Slump is listed with skills including Policy, Change Management, Dutch, Strategy, Leadership, Management, Personal Development, and Training.

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