About IONOS
IONOS is Europe’s #1 digital partner for small and medium-sized businesses. More than six million customers across 18 markets rely on us to power their online success — from Europe to North America and worldwide.
We’re the one-stop shop for digital growth: domains, hosting, websites, e-commerce, and online marketing tools — everything SMBs need to start strong and scale fast.
For enterprises, our cloud solutions combine scalability with European data sovereignty, security, and compliance. Built on transparency and trust, our infrastructure helps organizations move to the cloud with confidence.
Our mission: to make the digital world simple, affordable, and sovereign — for businesses of every size. MillionPhones has 64 verified mobile phone numbers for IONOS employees across 9 departments, helping sales teams connect with decision-makers directly.
IONOS Leadership — Direct Phone Numbers Available
DTD
Andreas T. — Director TechOps Data Center Operations
Operations
DOC
Thomas L. — Director of Cloud Customer Support
Customer Success
C/M
Markus N. — CTO / Mitglied des Vorstands
Executive
DOD
Chris G. — Director of Digital Growth & Pricing
Marketing
DNI
Sebastian H. — Director Network Infrastructure
Other
DNR
Michael D. — Director Network Reliability Engineering
Engineering
CCO
Jens R. — Chief Commercial Officer & Deputy Chairman of the Board
Executive
CPO
Patrick S. — Chief Product Officer - SMB mass-market solutions
Executive
SDG
Jan S. — Sr. Director Global eCommerce
Other
SDT
Alexander L. — Senior Director TechOps Cloud
Other
DCM
Erez T. — Director Cloud Marketing
Marketing
DT&
Alexander (Alex) K. — Director Talent & Growth
Marketing
IONOS Phone Numbers by Department
| Department |
Contacts |
Verified Mobiles |
Coverage |
| Other |
21 |
|
72% |
| Engineering |
13 |
|
51% |
| Marketing |
6 |
|
75% |
| Sales |
5 |
|
50% |
| Executive |
5 |
|
60% |
| Operations |
3 |
|
92% |
| Customer Success |
3 |
|
86% |
| Human Resources |
2 |
|
62% |
| Product |
1 |
|
68% |
Frequently Asked Questions
How can I get phone numbers for IONOS employees?
MillionPhones has 64 verified mobile phone numbers for IONOS employees. Sign up to access direct dial numbers for decision-makers across 9 departments.
Where is IONOS headquartered?
IONOS is headquartered in Karlsruhe, Baden-Württemberg, DE.
How many employees does IONOS have?
IONOS has approximately 2,801 employees.
What departments can I reach at IONOS?
MillionPhones has verified mobile numbers for IONOS employees in Other, Engineering, Marketing, Sales, Executive, Operations, Customer Success, Human Resources, Product departments.
What industry is IONOS in?
IONOS operates in the IT Services and IT Consulting industry.