Stefan Mueller Email & Phone Number
Geschäftsführender Gesellschafter @ DILIGENTER GmbH
5 free lookup(s).
No credit card required.
Stefan Mueller Location
- Bad Neuenahr-Ahrweiler, RP, DE
Stefan Mueller Work
- 2015 - now Geschäftsführender Gesellschafter @
- 2013 - 2015 CEO Deutschland @
- 2011 - 2013 VP Enterprise @
- 2008 - 2011 Hauptabteilungsleiter Technik Enterprise @
- 2005 - 2008 Bereichsleiter Produktion und Kundenprojekte @
- 2002 - 2005 CEO @
- 2000 - 2002 COO @ LambdaNet / FirstMark
Stefan Mueller Education
- University of Applied Sciences, Koblenz, Germany
Diplom Ingenieur
1982 - 1987 - Rheingymnasium Sinzig
High School Graduation
Stefan Mueller Skills
- Leadership
- Tower Business
- Capital Budgeting
- Strategic Partnerships
- HR Transformation
- Network Centric Operations
- Start Ups
- Portfolio Management
- Telecommunications
- Business Development
- Vendor Management
- Strategy
- Enterprise Technology Sales
- Managed Services
- Program Management
- Network Engineering
- Change Management
- Enterprise Technology
- Demand Management
- Management
- Project Management
- Public Relations
- Outsourcing
- Network Centric
- Glasfasernetze
Stefan Mueller Summary
- Stefan Mueller, based in Bad Neuenahr-Ahrweiler, RP, DE, is currently a Geschäftsführender Gesellschafter at DILIGENTER GmbH. Stefan Mueller brings experience from previous roles at American Tower, Huawei, Vodafone and Arcor. Stefan Mueller holds a 1982 - 1987 Diplom Ingenieur @ University of Applied Sciences, Koblenz, Germany. With a robust skill set that includes Leadership, Tower Business, Capital Budgeting, Strategic Partnerships, HR Transformation and more. Stefan Mueller has 1 emails and 1 mobile phone numbers on RocketReach.
5 free lookup(s).
No credit card required.
If you need more lookups,
subscriptions start at $34 USD/month.
Looking for a different Stefan Mueller?
Find contact details for 700 million professionals.
How It Works
Get a Free Account
Sign up for a free account. No credit card required. Up to 5 free lookups. 
Search the #1 Contact Database
Get contact details of over 700M profiles across 60M companies - all with industry-leading accuracy. Sales and Recruiter users, try out our Email Finder Extension. 
Use our AI-Powered Email Finder
Find business and personal emails and mobile phone numbers with exclusive coverage across niche job titles, industries, and more for unparalleled targeting. Also available via our Contact Data API. 
G2 Crowd Trusted
300K+ Plugin Users
© 2026 RocketReach.co