Sales Director
CurrentThe company offers secure mobile messaging applications for the B2C and B2B markets.
Dec 2016 - Present
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Nikolaos Karatzas Email & Phone Number
Sales Director
at
Connexcom AG
LinkedIn matched
✓ Verified Jul 2026
3 data sources
Profile completeness 100%
Current company
Role
Sales Director
Location
Oberägeri, Zug, Switzerland
Company size
Who is Nikolaos Karatzas? Overview
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Quick answer
Nikolaos Karatzas is listed as Sales Director at Connexcom AG, a with 4 employees, based in Oberägeri, Zug, Switzerland. AeroLeads shows a matched LinkedIn profile for Nikolaos Karatzas.
Nikolaos Karatzas previously worked as Telecommunication, Networking and Services consultant at Self-Employed and Chief Technology Officer at Angel Telecom Ag (Switzerland). Nikolaos Karatzas holds Msc, Computer Science from University Of Louisiana At Lafayette.
Company email context
Email format at Connexcom AG
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Connexcom AG
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Profile bio
About Nikolaos Karatzas
I am a Sales Director with 35 years of experience in the Networking, Telecom and Carrier Business. I have extensive experience in high-level roles within Sales and Technical Management in multinationals - across 45 countries. I also have a background in managing start-ups; for example, I led Algonet to profit within six years. I worked for large multinational companies, including Intel Corp, Angel Group Europe and the USA. With an educational background in computer science and mathematics, my core strengths include analytical and logic-driven thought processes. I have a high sense of quality and attention to detail - allowing me to bring diverse options to solve complex challenges and develop business opportunities. I am considerate and respectful of people's needs and have effectively led and mentored teams to reach ambitious targets. With a broad multinational working background, I am an effective communicator, a strong negotiator and skilled at building long-term business relationships.
Listed skills include Telecommunications, Voip, Sip, Telecommunication Services, and 46 others.
Current workplace
Nikolaos Karatzas's current company
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Connexcom Ag
11 roles · 32 years
Nikolaos Karatzas work experience
A career timeline built from the work history available for this profile.
Telecommunication, Networking And Services Consultant
Self-Employed
Jan 2015 - Nov 2016
Chief Technology Officer
The company offered VoIP wholesale and retail services based on own infrastructure. The company developed own software (ATTrade) to offer the services and managing the customers and infrastructure. Lead of multinational Technical team. The technical team expanded in several countries In Europe, US and Asia.
Jan 2009 - Dec 2014
Telecommunications Consultant
Netone Telecom Sa
Consultant to the CEO in subjects of B. Plan, Sales and Marketing, Wholesale issues.
Mar 2009 - Feb 2010
General Manager
Algonet Sa
General Manager of Algonet Telecommunications SA from the company faundation until the merging with Netone Telecom SA.Managing 90 people company with revenue of 27 Mil Euros (2008).Algonet is an alternative carrier in Greece.Algonet turned profitable in 2004 and was until 2007.
Feb 2000 - Jan 2009
Techical Manager
R&D Manager of the Telecommunication group.Project Manager of the ToMQAT ACTS project.Member of various R&D ACTS projects and special interest groups.Member fo the 1996, 1997 TMN conferences.Technical Manager of the system integration group.
1995 - 2000
~5 yrs
Telecom R&D Manager
Alpha Sai Ltd
R&D Telecom manager (responsible for a team of 12 people).and Project Manager for RACE II projects.Specializing in QoS technologies, network management, accounting and billing systems.
Sep 1992 - Oct 1995
Research Engineer
Alpha Telecommunication & Signaling Sa
Research Engineer and Project Manager for RACE project MIME.Member of the TMN research group of RACE projects.
Jul 1989 - Sep 1992
Software Developer
Software Developer and Project Manager for networking products,located in Oregon USA.
Sep 1986 - Aug 1988
Software Evaluation Engineer
Software Evaluation Engineer in OEM Communication Operationin S. Clara CA, USA, working in the Intel Network Architecture product line.
Jan 1984 - Aug 1986
Teaching Assistance
Teaching Assistance for Computer Science cources (programminglanguages, introduction to computing, data structures).
Jan 1982 - Dec 1983
2 education records
Nikolaos Karatzas education
Msc, Computer Science
Bsc, Mathematics
FAQ
Frequently asked questions about Nikolaos Karatzas
Quick answers generated from the profile data available on this page.
What company does Nikolaos Karatzas work for?
Nikolaos Karatzas works for Connexcom AG.
What is Nikolaos Karatzas's role at Connexcom AG?
Nikolaos Karatzas is listed as Sales Director at Connexcom AG.
Where is Nikolaos Karatzas based?
Nikolaos Karatzas is based in Oberägeri, Zug, Switzerland while working with Connexcom AG.
What companies has Nikolaos Karatzas worked for?
Nikolaos Karatzas has worked for Connexcom Ag, Self-Employed, Angel Telecom Ag (Switzerland), Netone Telecom Sa, and Algonet Sa.
Who are Nikolaos Karatzas's colleagues at Connexcom AG?
Nikolaos Karatzas's colleagues at Connexcom AG include Abdul Hannan.
How can I contact Nikolaos Karatzas?
You can use AeroLeads to view verified contact signals for Nikolaos Karatzas at Connexcom AG, including work email, phone, and LinkedIn data when available.
What schools did Nikolaos Karatzas attend?
Nikolaos Karatzas holds Msc, Computer Science from University Of Louisiana At Lafayette.
What skills is Nikolaos Karatzas known for?
Nikolaos Karatzas is listed with skills including Telecommunications, Voip, Sip, Telecommunication Services, Ip, Mpls, Network Design, and Routing.
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