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Koen De Gier Email & Phone Number

Business Owner at OIC kascontrole
Location: The Hague, South Holland, Netherlands 10 work roles 5 schools
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✓ Verified August 2026 3 data sources Profile completeness 86%

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Current company
OIC kascontrole
Role
Business Owner
Location
The Hague, South Holland, Netherlands
Company size
70 employees

Who is Koen De Gier? Overview

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Quick answer

Koen De Gier is listed as Business Owner at OIC kascontrole, a with 70 employees, based in The Hague, South Holland, Netherlands. AeroLeads shows a matched LinkedIn profile for Koen De Gier.

Koen De Gier previously worked as Secretaris OR at De Sleutels and Senior financieel administratief medewerker en eindverantwoordelijke salarisadministratie at De Sleutels. Koen De Gier holds Bachelor Of Applied Science - Basc, Finance And Control from De Haagse Hogeschool / The Hague University Of Applied Sciences.

Company email context

Email format at OIC kascontrole

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OIC kascontrole

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Profile bio

About Koen De Gier

Experienced AP/AR and general ledger Specialist with a demonstrated history of working in the accounting industry. Skilled in English, Microsoft Excel, Microsoft Word, Financial Accounting, and Financial Analysis. Strong accounting professional graduated from Markus Verbeek Praehep, Rijswijk.

Current workplace

Koen De Gier's current company

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OIC kascontrole
Oic Kascontrole
Business Owner
The Hague, ZH, NL
Website
desleutels.nl
Employees
70
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10 roles

Koen De Gier work experience

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

Secretaris Or

Current
De Sleutels

Als secretaris van de OR zorg ik voor transparante communicatie tussen OR , medewerkers en de bestuurder. Daarnaast ondersteun ik de voorzitter en werk aan het verbeteren van de processen binnen de OR.

Dec 2024 - Present

Senior Financieel Administratief Medewerker En Eindverantwoordelijke Salarisadministratie

Current
De Sleutels
May 2024 - Present

Lid Or

Current
De Sleutels

Als lid van de OR draag ik bij aan een gezonde balans van medewerkers tussen de belangen van de medewerkers en de organisatie.

Jan 2021 - Present

Financieel Administratief Medewerker

De Sleutels

Leiden

allround financieel administratief medewerker- Verantwoordelijk voor jaarlijkse kascontrole van 37 VvE's in Twinq.Dynamics Empire:- Service en Stookkosten afrekenen, voorschotten bepalen en bijzonderheden uitzoeken. Daarnaast klantcontact indien er inhoudelijke vragen zijn over de afrekeningen.- Bank boeken- Inkoopfacturen verwerken- Betalingen verrichten- Verantwoordelijk voor WKR- Grootboek afletterenADP:- Salarisadministratie

Nov 2019 - Apr 2024

Financieel Administratief Medewerker

Nile Dutch B.V.

Rotterdam

- opschonen grootboek- bank boeken-Visakaarten verwerken -facturen coderen en boeken-Debiteurenbeheer

Oct 2017 - Oct 2019

Accounting Specialist

Mediamarkt - Saturn Holding Bv

Rotterdam, Provincie Zuid-Holland, Nederland

Apr 2017 - Sep 2017

Ap Specialist

Mediamarkt - Saturn Holding Bv

Rotterdam

Jan 2016 - Apr 2017

Financieel Administratief Medewerker

Van Der Beek Vastgoedonderhoud

'S Gravenzande

Sep 2014 - Dec 2015

Financieel Administratief Medewerker

Lammertink Groep

Den Haag

Jan 2009 - Aug 2014
Team & coworkers

Colleagues at OIC kascontrole

Other employees you can reach at desleutels.nl. View company contacts for 70 employees →

MN Myron Nicholson Myron Nicholson Colleague at Oic KascontroleThe Randstad, Netherlands View → HH Herman Horst Herman Horst Colleague at Oic KascontroleThe Hague, South Holland, Netherlands View → HB Hieke Bakker Hieke Bakker Colleague at Oic KascontroleAmsterdam, North Holland, Netherlands View → MK Marieke Kok Marieke Kok Colleague at Oic KascontroleThe Hague, South Holland, Netherlands View → JV Jaap Van Dorp Jaap Van Dorp Colleague at Oic KascontroleBoskoop, South Holland, Netherlands View → AV Aaltje Van Der Horst Aaltje Van Der Horst Colleague at Oic KascontroleLeiden, South Holland, Netherlands View → DW Danny Wijnbelt Danny Wijnbelt Colleague at Oic KascontroleNetherlands View → TB Talitha Biswane Talitha Biswane Colleague at Oic KascontroleThe Randstad, Netherlands View → CB Carla Broekhuizen Carla Broekhuizen Colleague at Oic KascontroleThe Hague, South Holland, Netherlands View → ML Marjan Lageman Marjan Lageman Colleague at Oic KascontroleThe Hague, South Holland, Netherlands View →
5 education records

Koen De Gier education

Niveau 5 - Moderne Bedrijfsadministratie, Moderne Bedrijfsadministratie

Markus Verbeek Praehep, Rijswijk

Diploma behaald!

Mbo Niveau 4 - Administrateur

Mondriaan Onderwijsgroep, Den Haag

Diploma behaald!

Mbo Niveau 3 - Boekhoudkundig Medewerker

Mondriaan Onderwijsgroep, Den Haag

Diploma behaald!

Education record

Vmbo Kaderberoepsgerichte Leerweg

Diploma behaald!

FAQ

Frequently asked questions about Koen De Gier

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

What company does Koen De Gier work for?

Koen De Gier works for OIC kascontrole.

What is Koen De Gier's role at OIC kascontrole?

Koen De Gier is listed as Business Owner at OIC kascontrole.

Where is Koen De Gier based?

Koen De Gier is based in The Hague, South Holland, Netherlands while working with OIC kascontrole.

What companies has Koen De Gier worked for?

Koen De Gier has worked for Oic Kascontrole, De Sleutels, Nile Dutch B.V., Mediamarkt - Saturn Holding Bv, and Van Der Beek Vastgoedonderhoud.

Who are Koen De Gier's colleagues at OIC kascontrole?

Koen De Gier's colleagues at OIC kascontrole include Myron Nicholson, Herman Horst, Hieke Bakker, Marieke Kok, and Jaap Van Dorp.

How can I contact Koen De Gier?

You can use AeroLeads to view verified contact signals for Koen De Gier at OIC kascontrole, including work email, phone, and LinkedIn data when available.

What schools did Koen De Gier attend?

Koen De Gier holds Bachelor Of Applied Science - Basc, Finance And Control from De Haagse Hogeschool / The Hague University Of Applied Sciences.

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