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Ronald Jonkman Email & Phone Number
Senior Project Manager
at
Sioux Technologies
1 work email found
@ict.eu
LinkedIn matched
✓ Verified Jun 2026
4 data sources
Profile completeness 100%
Current company
Role
Senior Project Manager
Location
Apeldoorn, Gelderland, Netherlands
Company size
Who is Ronald Jonkman? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
Ronald Jonkman is listed as Senior Project Manager at Sioux Technologies, a company with 702 employees, based in Apeldoorn, Gelderland, Netherlands. AeroLeads shows a work email signal at ict.eu and a matched LinkedIn profile for Ronald Jonkman.
Ronald Jonkman previously worked as Project Manager at Thales and Senior Project Manager at Capgemini Engineering. Ronald Jonkman holds Commerciele Bouwkunde from De Haagse Hogeschool / The Hague University Of Applied Sciences.
Company email context
Email format at Sioux Technologies
This section adds company-level context without repeating Ronald Jonkman's masked contact details.
{first}.{last}@ict.eu
86% confidence
AeroLeads found 1 current-domain work email signal for Ronald Jonkman. Compare company email patterns before reaching out.
Profile bio
About Ronald Jonkman
Projectmanager, ervaren in het leiden van complexe multidisciplinaire projecten.
Listed skills include Project Planning, Project Management, Scrum, Ms Project, and 9 others.
Current workplace
Ronald Jonkman's current company
Company context helps verify the profile and gives searchers a useful next step.
Sioux Technologies
20 roles · 29 years
Ronald Jonkman work experience
A career timeline built from the work history available for this profile.
Senior Project Manager
Current
Jan 2024 - Present
Project Manager
Feb 2020 - Dec 2023
Senior Project Manager
Sep 2017 - Dec 2023
Client Manager
Sep 2019 - Feb 2020
Project Manager
Dec 2018 - Sep 2019
Senior Project Manager R&D
Sep 2017 - Nov 2018
Project Manager
Apr 2016 - Aug 2017
Project Manager
Jun 2011 - Aug 2017
Project Manager
Jan 2014 - Dec 2015
Bid Manager
Apr 2014 - May 2014
Jan 2014 - Mar 2014
Project Manager
Irmato
Nov 2012 - Dec 2013
Project Manager
May 2010 - Jul 2011
Project Manager
Jan 2006 - Apr 2010
Teamleider
Jan 2006 - Dec 2007
Projectleider
Procit
Mar 2004 - Dec 2005
Teamleider
Mic Group
2002 - 2004
~2 yrs
Webdeveloper
2000 - 2002
~2 yrs
Projectleider
Tissot
1997 - 2000
~3 yrs
Team & coworkers
Colleagues at Sioux Technologies
Other employees you can reach at sioux.eu. View company contacts for 702 employees →
EK
Erik Kootkar
Colleague at Sioux TechnologiesEindhoven, North Brabant, Netherlands, Netherlands
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GV
Gert Van Ooik
Colleague at Sioux TechnologiesEindhoven, North Brabant, Netherlands, Netherlands
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ED
Erwin De Jong
Colleague at Sioux TechnologiesEindhoven, North Brabant, Netherlands, Netherlands
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LY
Leo Yang
Colleague at Sioux TechnologiesShanghai, China, China
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BV
Bart Van Woensel
Colleague at Sioux TechnologiesBreda, North Brabant, Netherlands, Netherlands
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IZ
Ivo Zenden
Colleague at Sioux TechnologiesHeerlen, Limburg, Netherlands, Netherlands
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JB
Johan Borkhuis
Colleague at Sioux TechnologiesThe Randstad, Netherlands, Netherlands
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CR
Cassy Regnerus
Colleague at Sioux TechnologiesOrange City, Iowa, United States, United States
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SP
Stijn Potters
Colleague at Sioux TechnologiesAntwerp, Flemish Region, Belgium, Belgium
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AM
Aydemir Memişoğlu
Colleague at Sioux TechnologiesTürkiye, Turkey
View →
Erik Kootkar
Colleague at Sioux TechnologiesEindhoven, North Brabant, Netherlands, Netherlands
View →
GV
Gert Van Ooik
Colleague at Sioux TechnologiesEindhoven, North Brabant, Netherlands, Netherlands
View →
ED
Erwin De Jong
Colleague at Sioux TechnologiesEindhoven, North Brabant, Netherlands, Netherlands
View →
LY
Leo Yang
Colleague at Sioux TechnologiesShanghai, China, China
View →
BV
Bart Van Woensel
Colleague at Sioux TechnologiesBreda, North Brabant, Netherlands, Netherlands
View →
IZ
Ivo Zenden
Colleague at Sioux TechnologiesHeerlen, Limburg, Netherlands, Netherlands
View →
JB
Johan Borkhuis
Colleague at Sioux TechnologiesThe Randstad, Netherlands, Netherlands
View →
CR
Cassy Regnerus
Colleague at Sioux TechnologiesOrange City, Iowa, United States, United States
View →
SP
Stijn Potters
Colleague at Sioux TechnologiesAntwerp, Flemish Region, Belgium, Belgium
View →
AM
Aydemir Memişoğlu
Colleague at Sioux TechnologiesTürkiye, Turkey
View →
3 education records
Ronald Jonkman education
Commerciele Bouwkunde
Nima A / B
Pascal College
Bouwkunde
Pascal College
FAQ
Frequently asked questions about Ronald Jonkman
Quick answers generated from the profile data available on this page.
What company does Ronald Jonkman work for?
Ronald Jonkman works for Sioux Technologies.
What is Ronald Jonkman's role at Sioux Technologies?
Ronald Jonkman is listed as Senior Project Manager at Sioux Technologies.
What is Ronald Jonkman's email address?
AeroLeads has found 1 work email signal at @ict.eu for Ronald Jonkman at Sioux Technologies.
Where is Ronald Jonkman based?
Ronald Jonkman is based in Apeldoorn, Gelderland, Netherlands while working with Sioux Technologies.
What companies has Ronald Jonkman worked for?
Ronald Jonkman has worked for Sioux Technologies, Thales, Capgemini Engineering, Altran, and Marel Poultry.
Who are Ronald Jonkman's colleagues at Sioux Technologies?
Ronald Jonkman's colleagues at Sioux Technologies include Erik Kootkar, Gert Van Ooik, Erwin De Jong, Leo Yang, and Bart Van Woensel.
How can I contact Ronald Jonkman?
You can use AeroLeads to view verified contact signals for Ronald Jonkman at Sioux Technologies, including work email, phone, and LinkedIn data when available.
What schools did Ronald Jonkman attend?
Ronald Jonkman holds Commerciele Bouwkunde from De Haagse Hogeschool / The Hague University Of Applied Sciences.
What skills is Ronald Jonkman known for?
Ronald Jonkman is listed with skills including Project Planning, Project Management, Scrum, Ms Project, Prince2, Agile Project Management, Software Project Management, and Sharepoint.
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