Sem Hartog
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Sem Hartog Email & Phone Number

Growth Marketer at Byner
Location: Spakenburg, Utrecht, Netherlands 5 work roles 4 schools
1 work email found @byner.com LinkedIn matched
✓ Verified Jun 2026 4 data sources Profile completeness 86%

Contact Signals · 1 work email

Work email s****@byner.com
LinkedIn Profile matched
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Current company
Byner
Role
Growth Marketer
Location
Spakenburg, Utrecht, Netherlands
Company size
32 employees

Who is Sem Hartog? Overview

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Quick answer

Sem Hartog is listed as Growth Marketer at Byner, a company with 32 employees, based in Spakenburg, Utrecht, Netherlands. AeroLeads shows a work email signal at byner.com and a matched LinkedIn profile for Sem Hartog.

Sem Hartog previously worked as Marketingmanager at Cervo Group and Junior controller at Cervo Group. Sem Hartog holds Business/Commerce, General from Vrije Universiteit Amsterdam.

Company email context

Email format at Byner

This section adds company-level context without repeating Sem Hartog's masked contact details.

{first}@byner.com
89% confidence

AeroLeads found 1 current-domain work email signal for Sem Hartog. Compare company email patterns before reaching out.

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Profile bio

About Sem Hartog

Student bedrijfskunde

Current workplace

Sem Hartog's current company

Company context helps verify the profile and gives searchers a useful next step.

Byner
Byner
Growth Marketer
Spakenburg, UT, NL
Website
byner.com
Employees
32
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Company profile
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5 roles

Sem Hartog work experience

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

Growth Marketer

Byner

Spakenburg, UT, NL

Marketingmanager

Current
Cervo Group
Sep 2022 - Present

Junior Controller

Cervo Group

Verzorgen van administraties van verschillende Cervo entiteiten

Jun 2019 - Sep 2022

Studiecoach

Current
Zelfstandig / Zzp

Examenleerlingen geholpen met het geven van bijles, coaching en ondersteuning bij plannen en organiseren. Voornamelijk wiskunde, economie en Engels.

Sep 2017 - Present

Studentmentor

Vu Amsterdam

Eerstejaars studenten op weg geholpen met hun studie om de overstap vanaf de middelbare school zo soepel mogelijk te laten verlopen. Hierna aanspreekpunt bij problemen of onduidelijkheden.

Sep 2020 - Jul 2021
Team & coworkers

Colleagues at Byner

Other employees you can reach at byner.com. View company contacts for 32 employees →

EB Eveline Baas Eveline Baas Colleague at BynerAmersfoort, Utrecht, Netherlands, Netherlands View → MS Malou Stam Malou Stam Colleague at BynerTiel, Gelderland, Netherlands, Netherlands View → JH Janna Hoogervorst Janna Hoogervorst Colleague at Byners-Hertogenbosch Area, Netherlands View → HK Hakki Kilinc Hakki Kilinc Colleague at BynerŞahinbey, Gaziantep, Türkiye, Turkey View → NT Niek Ten Tusscher Niek Ten Tusscher Colleague at BynerZwolle, Overijssel, Netherlands, Netherlands View → RS Rohan Sajet Rohan Sajet Colleague at BynerDordrecht, South Holland, Netherlands, Netherlands View → ES Egon Schilders Egon Schilders Colleague at BynerDiessen, North Brabant, Netherlands, Netherlands View → JS Jobbe Spelmink Jobbe Spelmink Colleague at BynerUtrecht, Utrecht, Netherlands, Netherlands View → QV Quincy Veltman Quincy Veltman Colleague at BynerPurmerend, North Holland, Netherlands, Netherlands View → RB Ralph Brasker Ralph Brasker Colleague at BynerThe Randstad, Netherlands, Netherlands View →
4 education records

Sem Hartog education

Business/Commerce, General

Vrije Universiteit Amsterdam

Minor: Entrepreneurship Specialisatie: Marketing Scriptie: 'Shop benefits by customer labor' - Onderzoek naar de effecten van het gebruik.

Vwo, Wiskunde A

Ccvx Centrale Commissie Voortentamen

Voor toelating tot de universiteit het benodigde Wiskunde A op VWO-niveau behaald in de zomer van 2018.

Bedrijfskunde Mer

Windesheim

Activities and Societies: Propedeuse binnen één jaar gehaald en overstap gemaakt naar universiteit.

Havo, E&M

Gsg Guido

VWO 1/2/3 HAVO 4/5 Pakketkeuze: Economie en Maatschappij GPA: 7

FAQ

Frequently asked questions about Sem Hartog

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

What company does Sem Hartog work for?

Sem Hartog works for Byner.

What is Sem Hartog's role at Byner?

Sem Hartog is listed as Growth Marketer at Byner.

What is Sem Hartog's email address?

AeroLeads has found 1 work email signal at @byner.com for Sem Hartog at Byner.

Where is Sem Hartog based?

Sem Hartog is based in Spakenburg, Utrecht, Netherlands while working with Byner.

What companies has Sem Hartog worked for?

Sem Hartog has worked for Byner, Cervo Group, Zelfstandig / Zzp, and Vu Amsterdam.

Who are Sem Hartog's colleagues at Byner?

Sem Hartog's colleagues at Byner include Eveline Baas, Malou Stam, Janna Hoogervorst, Hakki Kilinc, and Niek Ten Tusscher.

How can I contact Sem Hartog?

You can use AeroLeads to view verified contact signals for Sem Hartog at Byner, including work email, phone, and LinkedIn data when available.

What schools did Sem Hartog attend?

Sem Hartog holds Business/Commerce, General from Vrije Universiteit Amsterdam.

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