Jan-Sjoerd Ter Haar
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Jan-Sjoerd Ter Haar Email & Phone Number

IT and hosting adviseur at CYSO
Location: Amsterdam, North Holland, Netherlands 13 work roles 2 schools
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✓ Verified August 2026 3 data sources Profile completeness 100%

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Current company
CYSO
Role
IT and hosting adviseur
Location
Amsterdam, North Holland, Netherlands
Company size
42 employees

Who is Jan-Sjoerd Ter Haar? Overview

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Quick answer

Jan-Sjoerd Ter Haar is listed as IT and hosting adviseur at CYSO, a with 42 employees, based in Amsterdam, North Holland, Netherlands. AeroLeads shows a matched LinkedIn profile for Jan-Sjoerd Ter Haar.

Jan-Sjoerd Ter Haar previously worked as IT & Security advisor at Cyso and Business Development at Salesmarketeer (B2B). Jan-Sjoerd Ter Haar holds Cursus, Computer Programming, Specific Applications, 8 from Open Universiteit.

Company email context

Email format at CYSO

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CYSO

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Profile bio

About Jan-Sjoerd Ter Haar

Jan-Sjoerd Ter Haar is a IT and hosting adviseur at CYSO. They possess expertise in teamwork, marktonderzoek, horeca, spaans, portugees and 7 more skills.

Listed skills include Teamwork, Marktonderzoek, Horeca, Spaans, and 8 others.

Current workplace

Jan-Sjoerd Ter Haar's current company

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CYSO
Cyso
IT and hosting adviseur
Amsterdam, NH, NL
Website
cyso.com
Employees
42
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Company profile
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13 roles

Jan-Sjoerd Ter Haar work experience

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

It And Hosting Adviseur

Cyso

Amsterdam, Nh, Nl

It & Security Advisor

Current
Cyso

Alkmaar, Noord-Holland, Nederland

CYSO is a managed service provider focused on delivering technically innovative business hosting solutions.Founded in 1997, CYSO has acquired a great deal of expertise in fully managed internet services. We are characterized by our flexible service, proactive employees and innovative products. Over the past several years, CYSO has specialized itself in the development and implementation of high availability environments, Common Ground; Haven Complaint / Kubernetes, Cloud hosting, application hosting, Hosted Exchange and clustered systems.

Dec 2020 - Present

Business Development

Salesmarketeer (B2B)

Salesmarketeer supports and consults B2B organizations (startups, scale-ups, mid market and corporates) within the IT industry to become more efficient and effective in their marketing and sales operations. Key areas:✔️ Consultancy: Leadgeneration, Sales & Marketing✔️ Detachering: Insides Sales/ Business Development Representative/ Business Development Specialists✔️ Bootcamp: Workshops, Skill Training, Talent Development & Coaching.✔️ Talent Development Program for new B2B Sales & Marketing talents and starters✔️ Training: B2B Business Development, Lead nurturing, Corporate Sales, Saas Selling, Marketing, Digital Selling, Leadership, etc.✔️ 1:1 Online Coaching Sessions

Nov 2020 - Nov 2021

Junior Oracle Ebs Consultant

Enshore

Groningen, Nederland

Jan 2020 - Jun 2020

Barman

Café Der Witz

Groningen, Nederland

Jan 2018 - Jan 2020

Afstudeerstage

V. Olie En Brandstoffen

Sneek

(markt)Onderzoek naar de brandstoffenmarkt, hoe deze over 5 jaar eruit zal zien en hoe hierop ingespeeld kan worden, waarbij een 5% extra omzet gegenereerd zal worden aan de hand van mogelijke aanpassingen met betrekking tot producten en/of doelgroepen

Jan 2018 - Jul 2018

Chauffeur

Autoreset

Amsterdam

Privéchauffeur

Jan 2015 - Jan 2017

Barhoofd

Ludiek

Sneek

- leidinggevende functie barman- inkopen met betrekking tot dranken- mensen inwerken

Jan 2014 - Jan 2016

Barman

Strandtent Kaaphoorn

Terschelling

Jan 2013 - Jan 2015

Barman

Roodhert

Sneek

Jan 2012 - Jan 2013

Afwashulp

Restaurant Roodhert

Sneek

zorgen voor de hygiëne met betrekking tot het eten

Jan 2011 - Jan 2012

Verkoopmedewerker

Albert Heijn

Sneek

vakkenvullen, klanten helpen, vrachtwagens lossen

Jan 2010 - Jan 2011
Team & coworkers

Colleagues at CYSO

Other employees you can reach at cyso.com. View company contacts for 42 employees →

JP Joost Pijnaker Joost Pijnaker Colleague at CysoAlkmaar, North Holland, Netherlands View → DV Danny Van Leeuwen Danny Van Leeuwen Colleague at CysoHeemskerk, North Holland, Netherlands View → RA Robert Andrews Robert Andrews Colleague at CysoLas Vegas, Nevada, United States View → MB Mark Boekelaar Mark Boekelaar Colleague at CysoAmsterdam, North Holland, Netherlands View → AG Arpita Goyal Arpita Goyal Colleague at CysoBengaluru, Karnataka, India View → YJ Yick Jun Fung Yick Jun Fung Colleague at CysoAlkmaar, North Holland, Netherlands View → MW Max Wittenburg Max Wittenburg Colleague at CysoAlkmaar, North Holland, Netherlands View → JF Jimmy Fa-Si-Oen Jimmy Fa-Si-Oen Colleague at CysoAmsterdam, North Holland, Netherlands View → JK Jordy Kuhne Jordy Kuhne Colleague at CysoAlkmaar, North Holland, Netherlands View → DK Dirk Korf Dirk Korf Colleague at CysoKolhorn, North Holland, Netherlands View →
2 education records

Jan-Sjoerd Ter Haar education

Cursus, Computer Programming, Specific Applications, 8

Open Universiteit

Functioneel programmeren

Bachelor Of Commerce - Bcom, Marketing/Marketing Management, General

Hanzehogeschool Groningen

Activities and Societies: Albertus Magnus SMHC Sneek GKSV Released

FAQ

Frequently asked questions about Jan-Sjoerd Ter Haar

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

What company does Jan-Sjoerd Ter Haar work for?

Jan-Sjoerd Ter Haar works for CYSO.

What is Jan-Sjoerd Ter Haar's role at CYSO?

Jan-Sjoerd Ter Haar is listed as IT and hosting adviseur at CYSO.

Where is Jan-Sjoerd Ter Haar based?

Jan-Sjoerd Ter Haar is based in Amsterdam, North Holland, Netherlands while working with CYSO.

What companies has Jan-Sjoerd Ter Haar worked for?

Jan-Sjoerd Ter Haar has worked for Cyso, Salesmarketeer (B2B), Enshore, Café Der Witz, and V. Olie En Brandstoffen.

Who are Jan-Sjoerd Ter Haar's colleagues at CYSO?

Jan-Sjoerd Ter Haar's colleagues at CYSO include Joost Pijnaker, Danny Van Leeuwen, Robert Andrews, Mark Boekelaar, and Arpita Goyal.

How can I contact Jan-Sjoerd Ter Haar?

You can use AeroLeads to view verified contact signals for Jan-Sjoerd Ter Haar at CYSO, including work email, phone, and LinkedIn data when available.

What schools did Jan-Sjoerd Ter Haar attend?

Jan-Sjoerd Ter Haar holds Cursus, Computer Programming, Specific Applications, 8 from Open Universiteit.

What skills is Jan-Sjoerd Ter Haar known for?

Jan-Sjoerd Ter Haar is listed with skills including Teamwork, Marktonderzoek, Horeca, Spaans, Portugees, Dutch, Engels, and Marketing.

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