Partijvoorzitter
Current
Jul 2018 - Present
AeroLeads people directory · profile
Otto Ter Haar Email & Phone Number
Particuliere belegger
at
De Groenen
1 work email found
@terhaartraining.nl
LinkedIn matched
✓ Verified May 2026
4 data sources
Profile completeness 100%
Current company
Role
Particuliere belegger
Location
The Randstad, Netherlands, Netherlands
Company size
Who is Otto Ter Haar? Overview
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Quick answer
Otto Ter Haar is listed as Particuliere belegger at De Groenen, a company with 2 employees, based in The Randstad, Netherlands, Netherlands. AeroLeads shows a work email signal at terhaartraining.nl and a matched LinkedIn profile for Otto Ter Haar.
Otto Ter Haar previously worked as Partijvoorzitter at De Groenen and External Microsoft Consultant at Loi. Otto Ter Haar holds Theoretical Physics, Mathematics, Computer Science from Utrecht University.
Company email context
Email format at De Groenen
This section adds company-level context without repeating Otto Ter Haar's masked contact details.
{first}@terhaartraining.nl
86% confidence
AeroLeads found 1 current-domain work email signal for Otto Ter Haar. Compare company email patterns before reaching out.
Profile bio
About Otto Ter Haar
Retired Microsoft Trainer and IT-consultant. Now private investor and part-time politician.
Listed skills include Windows Server, Group Policy, Design Active Directory, Write Service Level Agreement, and 17 others.
Current workplace
Otto Ter Haar's current company
Company context helps verify the profile and gives searchers a useful next step.
De Groenen
17 roles · 21 years
Otto Ter Haar work experience
A career timeline built from the work history available for this profile.
External Microsoft Consultant
Beoordelaar van nieuw studiemateriaal op ict-gebied (virtualisatie). Author of scenario exercises for Microsoft modules: Windows 2000 MCSE security track; Windows 2003 MCSE security track, Exchange 2003 (MCSA messaging track), Vista, MCITP Server and Enterprise track. Exchange 2007, SQL Server 2008, Windows 7.
Jun 2001 - Jul 2023
Owner
Microsoft Trainer, Microsoft infrastructure architect, ICT consultant.
Jan 2001 - Jul 2023
Mar 2011 - Jan 2023
Proctor, Technical Learning Guide
Assist conference-delegates with Hands-On-Labs at TechEd.
2005 - May 2017
Senior Exchange Specialist
Proof of concept, high level design, low level design for journaling in Exchange 2010.
Jan 2013 - Mar 2013
Freelance Microsoft Trainer
Egilia
Trainer Windows Server 2008 R2, Windows 7 and Exchange 2010
Jun 2011 - Oct 2012
Freelance Microsoft Trainer
Trainer of Microsoft Official Curriculum about Exchange 2010, SCOM 2007 R2, Windows Server 2008 R2, Windows 7 and IIS 7.0/7.5.
Dec 2009 - Mar 2012
Quest Consultant, Senior Active Directory Specialist
Configured Quest ActiveRoles server for the judiciary in the Netherlands; made technical design of Group Policies for DTAP-environment.
Oct 2010 - Feb 2011
Microsoft Engineer
Rivix
Microsoft infrastructuur architect, Windows Server 2008, Hypervisor
Nov 2008 - Nov 2009
Nov 2008 - Mar 2009
Microsoft Project Architect
I wrote a Request For Information for Client Management Suites and Application Virtualisation for the project workplace deployment.I wrote a RFI for the File and Printserver for the project Server and Storage.
Jan 2009 - Feb 2009
Apr 2008 - Jul 2008
Mar 2008 - Jul 2008
Microsoft Certified Trainer
Trainer Unified Communications, Microsoft learning consultant
May 2007 - Feb 2008
It Infrastructure Architect
Preparation of the outsourcing of the Global Support Organisation (GSO) from Organon (a large manufacturer of medicines, later acquired by Schering-Plough and merged with Merck). Interviews of the it staff. Writing of the service catalogue. Writing of operating level agreements between the GSO and the it departments of Organon. Writing of the concept.
Nov 2006 - Mar 2007
Consultant
2006 - 2007
~1 yr
Team & coworkers
Colleagues at De Groenen
Other employees you can reach at degroenen.nl. View company contacts for 2 employees →
AP
Angela P.A. Zikking
Colleague at De GroenenThe Randstad, Netherlands, Netherlands
View →
PB
Paul Berendsen
Colleague at De GroenenAmsterdam, North Holland, Netherlands, Netherlands
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NE
Nabil El Hajoui
Colleague at De GroenenAmsterdam-West, North Holland, Netherlands, Netherlands
View →
MP
Matthijs Pontier
Colleague at De GroenenNetherlands, Netherlands
View →
Angela P.A. Zikking
Colleague at De GroenenThe Randstad, Netherlands, Netherlands
View →
PB
Paul Berendsen
Colleague at De GroenenAmsterdam, North Holland, Netherlands, Netherlands
View →
NE
Nabil El Hajoui
Colleague at De GroenenAmsterdam-West, North Holland, Netherlands, Netherlands
View →
MP
Matthijs Pontier
Colleague at De GroenenNetherlands, Netherlands
View →
3 education records
Otto Ter Haar education
Theoretical Physics, Mathematics, Computer Science
Kandidaats, Physics And Astronomy
FAQ
Frequently asked questions about Otto Ter Haar
Quick answers generated from the profile data available on this page.
What company does Otto Ter Haar work for?
Otto Ter Haar works for De Groenen.
What is Otto Ter Haar's role at De Groenen?
Otto Ter Haar is listed as Particuliere belegger at De Groenen.
What is Otto Ter Haar's email address?
AeroLeads has found 1 work email signal at @terhaartraining.nl for Otto Ter Haar at De Groenen.
Where is Otto Ter Haar based?
Otto Ter Haar is based in The Randstad, Netherlands, Netherlands while working with De Groenen.
What companies has Otto Ter Haar worked for?
Otto Ter Haar has worked for De Groenen, Loi, Ter Haar Training & Consultancy, Ministerie Van Bzk, and Microsoft.
Who are Otto Ter Haar's colleagues at De Groenen?
Otto Ter Haar's colleagues at De Groenen include Angela P.A. Zikking, Paul Berendsen, Nabil El Hajoui, and Matthijs Pontier.
How can I contact Otto Ter Haar?
You can use AeroLeads to view verified contact signals for Otto Ter Haar at De Groenen, including work email, phone, and LinkedIn data when available.
What schools did Otto Ter Haar attend?
Otto Ter Haar holds Theoretical Physics, Mathematics, Computer Science from Utrecht University.
What skills is Otto Ter Haar known for?
Otto Ter Haar is listed with skills including Windows Server, Group Policy, Design Active Directory, Write Service Level Agreement, Scom, Ict, Itil, and Sql.
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