CEE 2016 GCCM - Berlin 28th & 29th June 2016


2016 GCCM

28th & 29th June 2016








Carrier Community has organised its Annual 3rd Central & Eastern Europe 2016 GCCM – Berlin on 28th & 29th June at The Adlon Kempinski Hotel successfully. More than 400 Club Members representing decision-makers from the Tier-1, Tier-2 and Tier-3 from 230+ operators in 43+ countries have meet and networked in Berlin. The Carrier Members get together from Voice, Data, SMS, Mobile, VAS, Cable, Satellite, Data Centers and other related segments.


  1. An exclusive wholesale telecom operator event with only service providers attending
  2. Meet more than 400+ wholesale members representing 230+ regional and international telecom operators.
  3. Competitive entrée rates for 2 days at $490 per delegate including all leisure activities and networking receptions.
  4. Network in a private, relaxed and exclusive environment.
  5. 90% business networking sessions with only two executive panel session during the two days.
statistics of our event
The Adlon-Kempinski Hotel
Unter den Linden 77, 10117 Berlin, Germany
+49 30 2261 0

Prestigious location. Inspiring architecture. Majestic ambience. The pure luxury of classical elegance paired with the very latest in conference technology. Genuine hospitality. Superior cuisine…all it takes to elevate each event at Hotel Adlon into a treasured memory. Situated at Pariser Platz square and on the Unter den Linden boulevard, in close proximity to the most famous landmark of Berlin the Brandenburg Gate, surrounded by sights and attractions, exclusive boutiques, galleries and theaters…discover the unique location of the Hotel Adlon Kempinski Berlin.

The Adlon-Kempinski Hotel
Unter den Linden 77, 10117 Berlin, Germany
+49 30 2261 0

Special Rate: €240/night
Download Booking Form

Keynote Speaker, Panellist
Thomas Reinig
CEO and founder of 42com Telecommunication in Berlin
After founding and managing several successful businesses including Beronet, a thriving telecom access solutions provider, the founding of 42com as a spin-off of Beronet marked the beginning of Thomas’ career in VoIP-Telecommunications solutions. Starting out with R&D and project management of 42one – the telecom service enabling platform 42com’s success is based on, Thomas created the wholesales voice division in 2010. With his 15+ years of experience in the technology / telecoms sector Thomas is now as co-founder and managing partner of 42com mainly responsible for business development and creating successful business deals together with 42com’s partners all over the world.
Chris van Zinnicq Bergmann
Head of Carrier Sales in Europe at Global Cloud Xchange
Chris van Zinnicq Bergmann has over twenty years of experience in the global telecommunications sector. He started his telecommunications career in Amsterdam where he held corporate as well as sales related positions at BT, Unisource (a joint venture between KPN, Telia and Swisscom) and AT&T-Unisource.

In 1999, Chris left Europe to move to Los Angeles, where he became a member of the team that started the operations of Asia Global Crossing, which later evolved into Pacnet, a subsea cable operator in the Asia Pacific region which in 2014 has been acquired by Telstra. In 2002, Chris relocated to Singapore from where he headed the company’s market expansion activities in Southeast Asia and India and from 2005 to 2008 was the regional head for Southeast Asia and India, responsible for the company’s wholesale and enterprise business in this region. At the end of 2008, Chris moved back to Amsterdam to take up the role of regional head for Europe and North America (until the end of 2010) and subsequently for Europe, the Middle East and India. In 2014, Chris joined Global Cloud Xchange and is currently based in Amsterdam as the head of Carrier Sales in Europe.

Stuart Evers
CSO at Türk Telekom International
Stuart has worked in the telecoms industry for 16 years, starting his career with Eircom in 1996. Since then has worked for Czech Telecom, Telefonica, Tele Denmark, GTS as CEO of Euroweb, for the Turk Telekom Group and, in his current position as CSO of Turk Telekom International since 2013 August. Stuart has worked in most areas of telecoms - in voice and data, wholesale and retail and fixed and mobile. He has experience across a wide variety of diverse markets, stretching from Ireland to Kazakhstan. Stuart is a graduate of DIT and Trinity College in Dublin and a member of the IMI and the European Marketing Institute.
Sander Barens
VP Commercial Developments at Expereo International
After joining Expereo 9 years ago and setting up the first international Expereo office in Singapore back in 2008, Sander now works out of the HQ in Amsterdam as the Global Head of Carrier Relations. His team is spread out globally across 5 offices and combined manage about 2,500 local partners that make up all the portfolio and buying options of Expereo International. Before joining Expereo Sander worked out of Australia for BT Global Services and Infonet Services Corp. His telecom career started in 1997 with Unisource Business Services and AT&T Unisource in Europe. Nice to know fact: before Sander went into telecom he was a helicopter pilot.
dominic black portrait
Keynote Speaker, Panellist
Dominic Black
Senior Market Analyst
Dominic joined Cavell in 2013 and is a Senior Market Analyst covering the UK and European VoIP and SIP markets. He has executed consultancy and research projects across EMEA for Service Providers and Vendors in the telecoms space and has authored Cavell’s key research in the VoIP and SIP markets helping to expand Cavell’s research footprint out of the UK to other European markets. Dominic also runs the European VoIP Summit which is a forum for Service Providers to come together to discuss issues, developments and future of IP telephony in Europe.
Sven Dirschauer-Grube
Senior Director Business Development EMEA at Twilio
Sven heads up all Business Development activities in Europe, Middle East and Africa for Twilio, the leading cloud communication API. Twilio provides software developers with services such as messaging, Voice and Video. Prior Twilio, Sven was SVP Business Development at Upptalk and worked at Amazon and Telefónica. Sven holds an MBA from EDHEC Business School in France and lives in Munich, Germany.
Andreas Constantinides
Commercial Director at Yuboto

Andreas is the Commercial Director of Yuboto, a leading acclaimed and 7 times awarded Mobile Marketing Company in Greece.

He joined Yuboto in 2012 and holds almost two decades of experience in telecommunications industry. He holds great motivation abilities and inspires teamwork. He is a sales oriented person and passionate for high value customer service performance. Andreas will present the 2nd Generation Mobile Marketing Tools, that give access to unlimited and personalized mobile marketing campaigns via a simple SMS landed on a smart phone, and all 2nd Generation tools available at Yuboto's mobile marketing platform: "Yuniverse". Andreas is a qualified Professional Business Trainer of National Organization for the Certification of Qualifications & Vocational Guidance and author of numerous best-seller Sales books and manuals.

Keynote Speaker, Panellist
Kevin Graham
Global Operator Partnerships – Global Wholesale at JT Group
15 years' experience in telecoms and technology in growing businesses. Proven track record of sales growth, new business development, sales/commercial management and team leadership. Tenacious and hardworking with strong interpersonal skills underpinned by extensive experience in sales, marketing, product and purchasing management. Prolific record of building and forging successful business relationships based on strong values and service driven approach. By product - A2P/P2P Messaging, Roaming, M2M/IOT, Mobile Intelligence, Voice Termination, DR planning, hosting and co-location, WAN technologies, Business Systems and Telephony.
Alex Economon
Director Business Development at Nexmo
Alex Economon is Head of Carrier Partnerships EMEA for Nexmo, the Vonage API platform. He has been with Nexmo for the past 7 years in various positions including sales and business development.  With 16 years experience in telecom, internet and cloud industry, he specialises in assisting startups in their early growth phase. Prior to Nexmo, he was at Gemalto, mBlox, and Dada, where he helped grow the business via strategic partnerships with mobile carriers both in Europe and in the US.  Alex holds a BA from UC Davis and an MBA from UCLA, and is currently living in Madrid.
Portrait of Glen Warren
Glen Warren
CEO at Fortytwo Telecom
Over the past decade, Glen Warren has worked in various industries including education, travel, automotive, gaming and most recently food manufacturing, distribution and retail. He also has a strong background in business consultancy and public tender procedures.
picture of martin taylor
Keynote Speaker
Martin Taylor
Chief Marketing Officer (Global)
Co-founder and director of Redwood Technologies Ltd and Content Guru Ltd, devising award-winning cloud-based communications services for major public and private-sector organisations. Member: CBI Intellectual Property Committee and South East Council; Bank of England Core Panel for Slough; Advisory Board, Department of Management, King's College, London.
Jan Weller
Director at cloudKleyer
coming soon
Arjun Chakladar
Business Manager Europe- Service Provider Markets at Epsilon Telecommunications
coming soon
42com Telecommunication GmbH is active in the field of retail voice, wholesale voice and switch solutions (switch partitioning). Our company provides tier-1 operators, MNOs and OTTs with stable direct routing connections in all countries around the world, especially in Africa, Eastern Europe and the Middle East. Through a customized business model, Partner can choose from a selection of individual destinations and trusted global carriers and conduct operations with the highest professional standards. We also engage in bilateral trading, swap deals, and fixed-price routing. Founded in 2002, 42com is one of the leading Information and Communication Technology (ICT) service enablers, based in Germany. In order to gain a more dynamic international presence, the founding of the subsidiary 42com International Inc. (USA) followed in 2012. We offer a highly accessible web-based customer management and billing platform for technical and managerial control of advanced telecommunications services. Our real-time billing from the cloud includes, e.g. fixed line and VoIP telephony, interactive voice response and intelligent routing management. We also offer a variety of client solutions, e.g. mobile dialer as smartphone app.

Apelby Communications

We are global telecommunications provider of carrier-to-carrier, retail and outsourcing services. Since our establishment in 2005 we have continued to grow in both and number of customers and traffic.

 Apelby Communications offers complex telecommunications services to voice carriers, small and medium enterprises and business clients.

Local presence in emerging markets together with PoPs in main hubs as Frankfurt, Hong Kong or London allows our wholesale department to offer most competitive international voice services all around the globe.

We strive for excellence in quality of services provided to both retail and wholesale customers.


RTX is the global voice, call centre and SMS exchange hub for thousands of telecom operators around the globe. Through its easy to use, scalable and secure portal, our members gain immediate access to global carrier traffic and RTX services designed to support your business growth. Suppliers on the RTX exchange benefit from daily payment facilities and full control of their funds whilst customers use RTX exchange to meet capacity demands and target new, profitable supply. RTX recently ranked for the second consecutive year, in the top 20 of the prestigious Sunday Times Tech Track 100.  For more information please visit: http://rtx.routetrader.com/ or follow us on LinkedIn and Twitter @Routetrader
e-shelter is one of the leading data center operators in Europe providing highly secure environments for housing and connectivity of IT and network systems. With a presence in all key city-markets of the DACH-region, e-shelter leverages 300 MW of power capacity and 90,000 sqm of data center space to deliver scalable data center solutions. As a member of the NTT Communications Group of companies e-shelter provides access to a global network of 140 data centers. Among e-shelter’s clients are financial services companies, telecoms operators, IT service and outsourcing providers as well as cloud service providers.

Nexge provides diverse range of NGN, VoIP, SMS & VAS Telecom Solutions to Service Providers. Nexge has an installation base of its solutions with more than 200 Service Providers globally. Service Providers utilize the Carrier Grade and secure Nexge Platforms for releasing Wholesale VoIP, Wholesale SMS Hubbing, Calling Card, Callback, Class 5 Voice over Broadband, Hosted PBX / IP Centrex, MVNO, Audio Conferencing and High Density Call Logging Solutions to their Residential and Business subscribers.

Verizon Partner Solutions offers a broad portfolio of value-added, competitively priced services to assist domestic and international telecommunications service providers in reaching their goals. We offer innovative solutions coupled with world class expertise and global reach on a state-of-the-art network. With Verizon Partner Solutions, customers receive wholesale voice, data and Internet services on one of the world’s largest and most reliable backbone networks. With specialized pricing, support options, and a dedicated team of specialists focused on your wholesale requirements, Verizon Partner Solutions provides the relationship you need today for the business you want tomorrow.
Starting now, Carrier-Colo is providing 'Carrier-Class' colocation and IP interconnection services near Potsdamer Platz in the heart of Berlin. Our colocation center opened in 2003. Here we provide high-quality services in the most important urban area en route to eastern Europe and the new emerging markets. The new Carrier-Colo services are part of a carefully planned framework in which powerful and reliable affiliates work side by side. The colocation services are the key part of a strategy that aims in particular to reinforce links between western and eastern Europe.

LANCK Telecom offers global voice, messaging, and fraud protection services utilizing vast expertise and cutting edge know-how.

Founded in 2001, LANCK Telecom carries voice and SMS traffic worldwide on our own network of international gateways located in the USA, throughout Europe, the CIS, Africa, and Asia.

LANCK’s real-time fraud protection tools enable carriers to efficiently fight IRSF, PRS, robocalls, spamming, spoofing, SMiShing, and other types of fraud.

The list of LANCK’s partners includes over 1,000 companies. No matter if you are a small calling card provider or a multinational mobile carrier, you will be satisfied with service that we offer.

LANCK Telecom offers global voice, messaging, and fraud protection services utilizing vast expertise and cutting edge know-how.

Founded in 2001, LANCK Telecom carries voice and SMS traffic worldwide on our own network of international gateways located in the USA, throughout Europe, the CIS, Africa, and Asia.

LANCK’s real-time fraud protection tools enable carriers to efficiently fight IRSF, PRS, robocalls, spamming, spoofing, SMiShing, and other types of fraud.

The list of LANCK’s partners includes over 1,000 companies. No matter if you are a small calling card provider or a multinational mobile carrier, you will be satisfied with service that we offer.


NewTelco is a global sevice solutions provider in the telecommunication industry that offers a broad array of value-added managed services helping customers in building their eBusiness. Our end-to-end service company provides cost-effective, reliable and quick access to an ecosystem of 1,000+ telecommunication carriers, enterprise operators, internet service providers, and small-to-large enterprises. Company’s comprehensive range of services runs from simple rackspace to port leasing and complete project solutions out of one hand. NewTelco’s main product portfolio includes: Carrier interconnection services, colocation and integration solutions. We are available in the most important telecommunication locations worldwide. For NewTelco, cost effectiveness means not only a goal-oriented solution, but also promptness and adherence to schedules when planning, implementing, and supervising projects.
Radius Communications delivers end-to-end cloud communications services, simplifying the deliver of both off-the-shelf and highly complex communications capabilities which connect people and devices to information systems. The company was founded in 2013 in the heart of Europe’s Tech Valley in Bracknell, Berkshire, to deliver services from the centre of the cloud through to the edge of an organisation’s infrastructure. Clients of Radius’s communications integration platform, storm, include large enterprise and government organisations throughout a huge range of sectors, including financial services, online, retail, travel and utilities.
Türk Telekom International is 100% owned by Türk Telekom and acts as its international business unit handling all international data and wholesale voice business functions. Türk Telekom International provides single account management and unified network operations over the entire Türk Telekom International network which includes 20 countries in Central and Eastern Europe, Turkey, Middle East and the Caucasus, covering a full range of Internet/data services, infrastructure and wholesale voice services to incumbents, alternative carriers, mobile operators, cable TV companies, Internet service providers and corporate customers. Türk Telekom International offers premium quality telecommunication solutions in the form of: guaranteed SLA-s, local experts, dedicated staff, centralized end-to-end network management, trustworthy and reliable attitude, delivering on commitments, on-time delivery, tailor-made, scalable and cost-effective technical solutions and a proven management team with a full service portfolio. Covering over 40,000 km of fiber optic network and more than 150 interconnections worldwide TTI is one of the most important players for the global telecommunications industry.
OTEGLOBE, headquartered in Athens-Greece, is the international wholesale arm of OTE Group and the leading wholesale carrier in S.E. Europe with global reach, delivering a complete portfolio of voice and data services. By combining a resilient subsea route with a diverse terrestrial network, OTEGLOBE offers an alternative path for connecting Europe to Asia and the world through Greece and emerges as a reliable hub in the Mediterranean basin. OTEGLOBE is the only carrier that reaches W. Europe through Greece with two fully owned, geographically diverse networks, the GWEN and the TBN, while it operates a private IP network with presence in the main telecom hubs in Europe. The company adapts constantly to the dynamically changing global environment by investing in numerous submarine cable consortia (the latest of which is AAE1), continuously upgrading its existing, diverse and resilient network infrastructure and forming strong partnerships with major global carriers. At the same time, OTEGLOBE is an established IPX carrier with strong presence in the global voice wholesale market, offering high quality voice and roaming services over one single point of interconnection, as well as a broad range of mobile and value added services. By capitalizing both on its geographic position and extensive and diverse network footprint, OTEGLOBE is becoming an alternative, reliable hub in the Mediterranean basin which connects Europe to the world through Greece.
At ECT, we develop technology for voice and multimedia value-added services based on our INtellECT® Next-Generation Intelligent Network. We help major carriers worldwide transform from legacy to next-generation networks, migrating legacy services from a myriad of platforms to one, multiservice, multi-country INtellECT® NGIN. We have state-of-the art complete service applications such as Service Delivery Platform, effECTive® Network-Based Contact Centres, Number Translation Services, Televoting, Interactive Voice and Video Response as well as INtellECT® Virtual PBX, Virtual Private Networks, Mobile Exchange Service, Number Portability, Access Screening and Carrier Routing. Our browser-based graphical service creation tool, the Visual Application Builder (VAB) makes it easy to define new services using interactive voice and video response. In addition, we offer a comprehensive, open ECTXML® JavaScript Library for all the routing and media processing functions available within the network. Major carriers and providers worldwide offer profitable telecoms services based on ECT technology, such as Proximus, Deutsche Telekom, 21IN, BT OnePhone, DNA, Liberty Global, Teliasonera and Tele2. Founded in 1998, ECT is an unlisted German public company with its headquarters in Munich, Germany and wholly owned sales and service subsidiaries in England, France, Germany, The Netherlands and the USA.
Nexmo provides innovative communication APIs that bridge traditional voice and text services with cloud communications. Nexmo enables applications and enterprises to make phone calls or send and receive text messages with ease to improve user experiences, no matter where in the world customers are located. High-volume communication companies such as Alibaba, Airbnb, Line and Viber send millions of messages per month using Nexmo APIs. Nexmo was named to the 2014 CNBC Disruptor 50 list, the 2014 Hottest Companies in San Francisco by Lead411, and was recognized by analyst firm Gartner as a 2014 Cool Vendor in Communication Services.
Coming soon.

Yuboto was founded in 2007 and is a leading Greek company developing and providing comprehensive mobile marketing services and advanced telecommunications solutions.

Yuboto has created “Yuniverse”, an integrated online mobile marketing platform that allows anyone to create effective campaigns through SMS and MMS+®. Furthermore users can now create and manage customer loyalty systems (mobile loyalty cards), send electronic mobile tickets (mobile ticketing) and promote products or services through electronic coupons (mobile couponing).

Yuniverse has been awarded, with the Golden Award in Best Mobile Services Applications 2015 and the Silver Award in Best Mobile Advertising Campaign 2015.

Yuniverse is a pay as you go platform and is offered as “Exclusive Yuboto Partnership” for retailers or “White label mobile marketing platform” for wholesalers. Discover Yuniverse at https://services.yuboto.com/yuniverse/ and try the service with the free credits provided.

For more info please visit www.yuboto.com or download Yuboto’s Company profile here http://cl.ly/050T2P2b2Y1c

Data Access Solutions Inc. is a Toronto, based company which was formed as a wholesale provider of International Voice over IP (VoIP) services. A unique blend of diverse skills and experience forms the unmatchable core of our company.Through our owned and operated state-of-art equipments in Toronto and with cooperation of our worldwide partners, we offer termination services to over 150 countries worldwide.Data Access Solutions is one of the first companies deploying the new generation Mera VoIP Transit Softswitch ll (MVTS ll) at its facilities located at 151 Front Street, Toronto, as core of its network to ensure high performance and reliability for each and every call Key benefits are: Support of SIP, H.323 and their Variants Advanced Transcoding Capabilities Accurate billing through its Oracle Database.
Berlin is our passion! be berlin: We love our city and support the science and economic hub highly dedicated. We focus 100% in providing and maintaining an extremely reliable peering infrastructure for Berlin, Eastern Germany and as a major fibre access point also towards Eastern Europe. Berlin is just short distance to Warsaw, Budapest, Prague and other hubs in many of our Eastern neighbour countries. Berlin is the Point of Interest for startups all over Europe and the place to be…

GEMAXX Communications GmbH was founded 2001 and quickly positioned as one of the main leading Retail VoiP operator in Germany with more than 500 own Call Shops in Germany and across Europ. A modern infrastructure and a close and trusting relationship with customers characterize GEMAXX Communications. We have relationships with carriers and resellers from all over Germany and across the world. With our own retail traffic are we a good bilateral customer and with stable directs, premium and also wholesale routings and connections in all countries are we able to handle individual solutions to each client. We are always open for new interesting partnerships that would bring both new options.

Since 2003 XICOMM has been developing, maintaining and designing voice over IP networks for businesses ranging in size from large corporation to medium and small and even sole proprietorships. In 2008, XICOMM launched its own dedicated network in order to become a world wide wholesale carrier. XICOMM is interconnected with more than 160+ carriers throughout the world, carrying over 5 Million minutes of international voice traffic to various destinations in the world on a daily basis. This enables us to successfully terminate your international voice traffic to anywhere in the world with the best quality possible and the most competitive rate in the market. Today, XICOMM is carrying over 5 Million minutes a day of international voice traffic to various destinations in the world. We bring together talented professionals with idea and expertise to provide solutions unique to each of our clients. The engineers, developers and Marketing Experts at XICOMM passes over 10+ combined years of knowledge and experience that guarantees our clients do receive the highest quality of Service, Our solutions are base on a combination of the latest technology, hi-tech equipment, comprehensive business experience and competitive rates. XICOMM's value proposition is centered on providing exceptional service to our partners every day. Our relentless focus on attention to our partners' needs is the cornerstone of our success and is what separates us from other telecom companies.
We had a great time at the show. It was really well prepared and we have met many interesting people there – as last year. I could only share the best references for GCCM and if I will have any chance to attend any other I will not hesitate
—Zdenek MICA, International Wholesale Voice Manager at DEUTSCHE TELEKOM AG
Sehr gutes Event in Berlin! Top!
—Carsten Wessel, Sales Manager Germany,Austria,Switzerland & CEE, Global Telecom Markets, BT (Germany) GmbH & Co.oHG
Thank you! It’s been a pleasure for us get to know Carrier Community. We truly felt warmly treated and we really would love to come back!!
—Beatriz García Torre, Chief Interconnection Officer at Lleida.net
CEE 2016 GCCM – Berlin was a very well organized event. Congratulations!
—Sander Barens, Global Head, Carrier Relations at Expereo International
2Advise SRL
42com Telecommunication GmbH
ADC Telecom
All IP Telecom
ALPI-COM Sh.p.k.
Amsterdam Internet Exchange (AMS-IX)
Apelby Communications
Bankai Group
Berliner Volksbank
BCIX Management GmbH
Belletel d.o.o.
BT Ireland
Bistalk Telecom AG
Brodynt Global Services SL
BT Global Telecom Markets
Capital City Service
Carrier Collocation / IPB Internet Provider in Berlin GmbH
Cavell Group
Cellfind (Pty) Ltd
Česká telekomunikační infrastruktura a.s.
China Mobile International (UK) Limited
China Telecom (Europe) Ltd.
CloudKleyer Frankfurt GmbH
CMO i-Digital
Cogent Communications
Colt Technology Services
Compatel Limited
CYTA /Cyprus Telecommunications Authority
DIBAG Industriebau AG
Deutsche Bank
Deutsche Telekom AG
Deutsche Telekom, International Carrier Sales & Solutions, ICSS
Dial Telecom
DIMOCO Messaging
ECIX / Peering GmbH
eco — Association of the Internet Industry
ecotel Communication AG
ECT Vertriebs-ind Servicegesellschaft mbG
Epsilon Telecommunications Limited
e-shelter facility services GmbH
Easy SIM 4U
Eurotel d.o.o.
Expereo International
Fortytwo Telecom
GasLINE GmbH & Co. KG
GEMAXX Communications GmbH
Gigaset Pro NL
GasLINE CP Customer Projects GmbH
Global Cloud Xchange
Globus Business GmbH
Hilf Telekom
Hoover International F.Z.C
Hurricane Electric
IDT Global Ltd
Impact Telecom
Info Telecom
Innovia Contact Center
Instasent Mobile Advertising S.L
Interactive digital media GmbH
Internet Provider in Berlin GmbH
Iskon Internet d.d.
Inter Carrier EOOD
JSC Kaztranscom
JT Global
Kabel Deutschland
Kapsch Carrier Solutions GmbH
KDDI Europe Limited
Kol Telecom Services LLC.
Kryptos Global
Kwebbl B.V. NL
Lanck Telecom
Level 3 Communications GmbH
Lexico Telecom LTD
Limecom Italy Srl
London Internet Exchange
LOGIK Communications
MEF / Mobile Ecosystem Forum
Mega Communications GmbH
MMD Smart
Mobik d.o.o.
Mitto AG
NewTelco GmbH
Novatel D.O.O
NTT Europe Ltd., Germany
Onfonia Telecom
Orange Spain
Orinoco d.o.o.
Panasonic System Communications Europe
Pioneer Trading SARL
PKN Datenkommunikations GmbH
Porting Access
Radius Communications Ltd
Relined B.V
Real-line, s.r.o.
Rozvytok LLC
SAP Deutschland SE & Co. KG
SC Lithuanian Radio and TV Center
Service Communication International
Signalhorn Trusted Networks GmbH
Sipwise GmbH
Smart Telecard INC.
Snom technology AG
Songbird Telecom Limited
Swissphone Carrier AG
Switchover AG
Sygic a.s.
Sys Eleven
Tata Communications Deutschland GmbH
Silver Connection OHG
TÁVGER Telecommunication Services Ltd.
Tel2Tel Ltd
Tele2 Telecommunication GmbH
Telecom Italia Sparkle
Telecom Luxembourg Private Operator S.A
Teleforte Telekommunkations AG
Telekom Austria Group
Telekom Malaysia UK LTD
Telekom Slovenije, d.d.
The Connection Company B.V.
Titan International Wholesale, Inc.
T-Mobile Czech Republic
Türk Telekom Internaitonal
Twilio Germany GmbH
tyntec Ltd
U2Telecom Inc.
4S Telecom
Unitymedia NRW GmbH
UPM Technology GmbH
Virgin America Airlines
Verizon Deutschland GmbH
Verizon Enterprise Solutions
Verizon Partner Solution
Verscom Carrier Voice
Verscom Solutions
VM Telecom
VoiceON Telecom Services GmbH
Vox Mundi
Voip Capital
whatevermobile GmbH
WIC WorldCom International Communications
Wingas GmbH
World Interconnect
WL Winet
Xantaro Deutschland GmbH