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Jan Sejer Sørensen Email & Phone Number
Head of Customer Success
at
Lean-On A/S
1 work email found
@lean-on.com
LinkedIn matched
✓ Verified Jun 2026
4 data sources
Profile completeness 100%
Current company
Role
Head of Customer Success
Location
Skanderborg, Central Denmark Region, Denmark
Company size
Who is Jan Sejer Sørensen? Overview
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Quick answer
Jan Sejer Sørensen is listed as Head of Customer Success at Lean-On A/S, a company with 22 employees, based in Skanderborg, Central Denmark Region, Denmark. AeroLeads shows a work email signal at lean-on.com and a matched LinkedIn profile for Jan Sejer Sørensen.
Jan Sejer Sørensen previously worked as Head of Customer Success, DaaS & Project at Lean-On A/S and IT Operations Manager at Lean-On A/S. Jan Sejer Sørensen holds Electronic from Syddansk Universitet.
Company email context
Email format at Lean-On A/S
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*@lean-on.com
71% confidence
AeroLeads found 1 current-domain work email signal for Jan Sejer Sørensen. Compare company email patterns before reaching out.
Profile bio
About Jan Sejer Sørensen
I am a goal-oriented and collaborative IT professional with experience in hardware, software, installation, administration and configuration to support the growing businesses.I have improved customers IT infrastructure, IT security, business continuity and workflows, I inspire and motivate interaction around the IT solutionsI have analytic and problem-solving skills, with the ability to assess needs, define requirements, and execute technical solutions that streamline and improve operational efficiencies.I have skills in communicating with technical and non-technical colleagues, and for creating documentation and policies to meet the needs of a dynamic IT infrastructure.I Effectively manage customers system functionality to ensure all is online.
Listed skills include Firewalls, Checkpoint Security, System Deployment, Troubleshooting, and 18 others.
Current workplace
Jan Sejer Sørensen's current company
Company context helps verify the profile and gives searchers a useful next step.
Lean-On A/S
9 roles
Jan Sejer Sørensen work experience
A career timeline built from the work history available for this profile.
Head Of Customer Success, Daas & Project
Current
Dec 2023 - Present
Jun 2021 - Present
It Operations Manager
Ansvarlig for alle kørende driftskontrakter hos vores kunder, samt for IT driften af Lean-On's Accelerator systemer hos kunder og/eller i Lean-Ons Cloud.
Jan 2019 - Jun 2021
Team Manager Cloud & Production Services
Responsible for all running operating contracts with our customers, including production and documentation.
Jan 2017 - Jan 2019
Hi Group Project Manager
- I have been Project manager on several big and small projects.listed the most important one'sI make sure that all our sites is a part of our Global Domain, and is keen for our IT Security level, I make sure everyone.
- Global Infratructur
- Global Security
- Global NetworkResults:
- Has made our Global Security Setup
- Has made our IT Infrastructure Globally
Nov 2013 - Nov 2016
Group It Security Administrator
- I Ensure that all our locations are fully integrated into our Domain.I setup and make sure that Firewall, Security, Network, domain, Etc. are running.Responsibility:
- IT Security Global | Netværk Cable/Wifi Global | IT infrastructure Global
- Implement, operate and maintaine our Domain Server 2008/2012 ( AD - DHCP - DNS )
- Implement, operate, maintain, and troubleshooting WDS Installation server’s with MDT 2012/2013.
- Implement, operate, maintain and troubleshooting Cisco Wireless Controller, Cisco Accesspoints
- Implement, operate, maintain and troubleshooting our Cisco Switch, Cisco ISE.
Feb 2008 - Nov 2016
Business Owner
Business with shop selling all hardware, computers and ServersConsultant for Business and PrivateSpecialized in Computers for CAD industrySpecialized computer for Gamers and PrivateOwn Brand for Notebooks " SimaNote"
Jun 2002 - Feb 2008
Electronics Mechanic
Education to be an Electronics TechnicianWorking with reparation and develop new electronic equitments for the scientisk people.Working and reparing IT in the Faculty, Operate and maintaine Windows Server with AD - DHCP - DNS Maintaine NetworkRepairs of computers, and ServersIT Support to all users in the Institute of Biology.
Feb 1998 - Jun 2002
Team & coworkers
Colleagues at Lean-On A/S
Other employees you can reach at lean-on.com. View company contacts for 22 employees →
JS
Jeppe Strangholt
Colleague at Lean-On A/SSkanderborg, Central Denmark Region, Denmark, Denmark
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MB
Martin Barmar Larsen
Colleague at Lean-On A/SCentral Denmark Region, Denmark, Denmark
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KN
Kristoffer Nielsen
Colleague at Lean-On A/SCentral Denmark Region, Denmark, Denmark
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VL
Victor Lyn
Colleague at Lean-On A/SSilkeborg, Central Denmark Region, Denmark, Denmark
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KR
Knut Rathjen
Colleague at Lean-On A/SCopenhagen Metropolitan Area, Denmark
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AH
Alex Holm
Colleague at Lean-On A/SAarhus, Central Denmark Region, Denmark, Denmark
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JN
Jacob Nielsen
Colleague at Lean-On A/SCentral Denmark Region, Denmark, Denmark
View →
JB
Jakob Blønd-Sorensen
Colleague at Lean-On A/SØstbirk, Central Denmark Region, Denmark, Denmark
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SA
Søren Ankerstjerne
Colleague at Lean-On A/SCentral Denmark Region, Denmark, Denmark
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Jeppe Strangholt
Colleague at Lean-On A/SSkanderborg, Central Denmark Region, Denmark, Denmark
View →
MB
Martin Barmar Larsen
Colleague at Lean-On A/SCentral Denmark Region, Denmark, Denmark
View →
KN
Kristoffer Nielsen
Colleague at Lean-On A/SCentral Denmark Region, Denmark, Denmark
View →
VL
Victor Lyn
Colleague at Lean-On A/SSilkeborg, Central Denmark Region, Denmark, Denmark
View →
KR
Knut Rathjen
Colleague at Lean-On A/SCopenhagen Metropolitan Area, Denmark
View →
AH
Alex Holm
Colleague at Lean-On A/SAarhus, Central Denmark Region, Denmark, Denmark
View →
JN
Jacob Nielsen
Colleague at Lean-On A/SCentral Denmark Region, Denmark, Denmark
View →
JB
Jakob Blønd-Sorensen
Colleague at Lean-On A/SØstbirk, Central Denmark Region, Denmark, Denmark
View →
SA
Søren Ankerstjerne
Colleague at Lean-On A/SCentral Denmark Region, Denmark, Denmark
View →
1 education record
Jan Sejer Sørensen education
FAQ
Frequently asked questions about Jan Sejer Sørensen
Quick answers generated from the profile data available on this page.
What company does Jan Sejer Sørensen work for?
Jan Sejer Sørensen works for Lean-On A/S.
What is Jan Sejer Sørensen's role at Lean-On A/S?
Jan Sejer Sørensen is listed as Head of Customer Success at Lean-On A/S.
What is Jan Sejer Sørensen's email address?
AeroLeads has found 1 work email signal at @lean-on.com for Jan Sejer Sørensen at Lean-On A/S.
Where is Jan Sejer Sørensen based?
Jan Sejer Sørensen is based in Skanderborg, Central Denmark Region, Denmark while working with Lean-On A/S.
What companies has Jan Sejer Sørensen worked for?
Jan Sejer Sørensen has worked for Lean-On A/S, Haarslev Industries, Jj Hardware - Simanote, and University Of Southern Denmark.
Who are Jan Sejer Sørensen's colleagues at Lean-On A/S?
Jan Sejer Sørensen's colleagues at Lean-On A/S include Jeppe Strangholt, Martin Barmar Larsen, Kristoffer Nielsen, Victor Lyn, and Knut Rathjen.
How can I contact Jan Sejer Sørensen?
You can use AeroLeads to view verified contact signals for Jan Sejer Sørensen at Lean-On A/S, including work email, phone, and LinkedIn data when available.
What schools did Jan Sejer Sørensen attend?
Jan Sejer Sørensen holds Electronic from Syddansk Universitet.
What skills is Jan Sejer Sørensen known for?
Jan Sejer Sørensen is listed with skills including Firewalls, Checkpoint Security, System Deployment, Troubleshooting, Project Management, Windows 7, Infrastructure, and Windows Server.
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