Co-Founder
Current
2005 - Present
~21 yrs 6 mos
AeroLeads people directory · profile
Irith Koster Email & Phone Number
Organizational Psychologist, Executive Coach, Teamcoach
at
TACTadviseurs
1 work email found
@tactadviseurs.nl
LinkedIn matched
✓ Verified Jul 2026
4 data sources
Profile completeness 100%
Current company
Role
Organizational Psychologist, Executive Coach, Teamcoach
Location
Amstelveen, North Holland, Netherlands
Company size
Who is Irith Koster? Overview
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Quick answer
Irith Koster is listed as Organizational Psychologist, Executive Coach, Teamcoach at TACTadviseurs, a with 5 employees, based in Amstelveen, North Holland, Netherlands. AeroLeads shows a work email signal at tactadviseurs.nl and a matched LinkedIn profile for Irith Koster.
Irith Koster previously worked as Co-Founder at Tactadviseurs and ORSC Faculty Member at Crr Global. Irith Koster holds Orsc Certification from Center For Right Relationship.
Company email context
Email format at TACTadviseurs
This section adds company-level context without repeating Irith Koster's masked contact details.
*@tactadviseurs.nl
71% confidence
AeroLeads found 1 current-domain work email signal for Irith Koster. Compare company email patterns before reaching out.
Profile bio
About Irith Koster
Irith Koster is a Organizational Psychologist, Executive Coach, Teamcoach at TACTadviseurs. They possess expertise in coaching, leadership development, career development, career counseling, executive coaching and 16 more skills. Colleagues describe them as "Irith is an excellent relationship coach. My husband and I engaged her services to help us plan for retirement and clarify our vision for the future. Irith had a way of listening intently to our communication and then really identifying the core issues with startling accuracy. Her insightful coaching has moved us solidly into alignment on where we're headed in the future. Thanks,Irith!" and "Irith is een coach die uitstekend inspeelt op de fasen in een loopbaanvraagstuk: ze beweegt mee en geeft tegen als het nodig is. Ook zet ze de juiste middelen in om verstevigd uit de strijd te komen. Door ook derden te betrekken in het coachingsproces bewijst ze haar expertise."
Listed skills include Coaching, Leadership Development, Career Development, Career Counseling, and 17 others.
Current workplace
Irith Koster's current company
Company context helps verify the profile and gives searchers a useful next step.
Tactadviseurs
5 roles · 27 years
Irith Koster work experience
A career timeline built from the work history available for this profile.
Orsc Faculty Member
Current
Apr 2022 - Present
Owner
Tact Education
2009 - 2019
~10 yrs
Femba Career Coach
2007 - 2008
~1 yr
Consultant
2000 - 2004
~4 yrs
6 education records
Irith Koster education
Orsc Certification
Center For Right Relationship
Core Curriculum
Center For Right Relationship
Core Curriculum
The Coaches Training Institute
Ma, Cum Laude
Ba, Cum Laude
Education record
Vossius Gymnasium
FAQ
Frequently asked questions about Irith Koster
Quick answers generated from the profile data available on this page.
What company does Irith Koster work for?
Irith Koster works for TACTadviseurs.
What is Irith Koster's role at TACTadviseurs?
Irith Koster is listed as Organizational Psychologist, Executive Coach, Teamcoach at TACTadviseurs.
What is Irith Koster's email address?
AeroLeads has found 1 work email signal at @tactadviseurs.nl for Irith Koster at TACTadviseurs.
Where is Irith Koster based?
Irith Koster is based in Amstelveen, North Holland, Netherlands while working with TACTadviseurs.
What companies has Irith Koster worked for?
Irith Koster has worked for Tactadviseurs, Crr Global, Tact Education, Ucla Anderson School Of Management, and Gitp International.
Who are Irith Koster's colleagues at TACTadviseurs?
Irith Koster's colleagues at TACTadviseurs include Anouk De Menthon Bake.
How can I contact Irith Koster?
You can use AeroLeads to view verified contact signals for Irith Koster at TACTadviseurs, including work email, phone, and LinkedIn data when available.
What schools did Irith Koster attend?
Irith Koster holds Orsc Certification from Center For Right Relationship.
What skills is Irith Koster known for?
Irith Koster is listed with skills including Coaching, Leadership Development, Career Development, Career Counseling, Executive Coaching, Personal Development, Training, and Career Management.
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