The NGMN Alliance is constituted through NGMN e. V. with its office in Frankfurt/Germany. NGMN is represented and managed by a board of directors (Board). The current Board Members and their Alternates are presented below.

Board Members

Emmanuel Lugagne Delpon

Group CTO, Orange

Chairman of the Board


Emmanuel Lugagne Delpon joined France Telecom R&D (now Orange Labs) in 1993 as research engineer where he developed optical devices based on semi-conductors for fiber optic transmission and optical computing. In 1998 he joined France Telecom's international division to design and deploy international networks. In 2002 he joined the Orange Mobile division as VP for mobile value added services, where he actively participated in the launch of 3G services. Between 2008 and 2014 he was in charge of BSS IT systems within Orange France, before joining Orange Spain as CIO in 2014, were he drove deep transformation of IT architecture. Emmanuel Lugagne Delpon graduated from Ecole Normale Superieure Ecole Nationale des Telcommunications Paris (France) and holds a Ph.D. in quantum physics.



Maqbool Aliani

SVP Spectrum, Standards & Technology, Ligado Networks

Maqbool Aliani is the Vice President of Spectrum Management and Radio Access Technology at Ligado Networks, where he is responsible for technology development activities, global standards activities and technical regulatory programs including spectrum planning & engineering. Maqbool  has 20 years of experience in spectrum engineering and radio access network (RAN) design. Work experience includes direct work on deployment of numerous wireless networks, extensive review of new network technologies and protocols, and management of key coordination discussions with both private and government actors. Maqbool also served in various technology and engineering roles at both Sprint Nextel and Nextel from 1998 to 2006.

Arash Ashouriha

SVP, Technology Architecture & Innovation, Deutsche Telekom

In his role at Deutsche Telekom Arash Ashouriha is in charge of the strategic development and architectural evolution of the technology domains including OSS alongside technology Innovation management, patent management and standardisation. In addition, he oversees strategic technology innovation projects.

Prior to joining Deutsche Telekom, Arash was with Vodafone Group for 15 years, where he held multiple Senior Management international roles both in Technology and IT, most recently Chief Network Officer for Germany & Central Europe (2011-2016) and Head of Global Applications (2009-2011).

Paul Berriman

Group CTO, PCCW & HKT Group

Mr. Paul BERRIMAN is the Group Chief Technology Officer of PCCW-HKT, a position which he has held since May 2007, having joined PCCW in 2002. Mr. Berriman is primarily responsible for leading the Group's product and technology roadmap and strategic development.

Mr. Berriman has over 35 years of experience in telecommunications, media and convergence and in 2009 was recognised by the IPTV World Forum with their Special Merit Award for Outstanding Industry Contribution. In 2008 he was also listed as one of the Global Telecoms Business Magazine's top 100 "most influential persons in telecoms".

Prior to joining PCCW in 2002, Mr. Berriman was the Managing Director of Arthur D. Little in Hong Kong, and was involved in telecommunications consultancy projects globally. Previously he also held executive management roles in Hong Kong Telecom, New World Telephone and Reuters.

Mr. Berriman graduated BSc from the University of Salford and an MBA from the University of Hong Kong. He is a Chartered Engineer and has previously held positions as a member Advisory Boards for Intel and Juniper Networks. He has also been a member of OFCA's (Hong Kong’s Regulator) Technical Standards Advisory Committee.

He is a Steering Committee member of the Global TD-LTE Initiative (GTI) and chairs the 3.5GHz TD-LTE Working Group within GTI.

He is also an independent non-executive director of Spark New Zealand (formerly known as Telecom Corporation of New Zealand) having joined the Board in December 2011 and an independent non-executive director of Rain Networks, a mobile operator in South Africa having joined the board in March 2018.

Thomas Björklund

Group CTO, Tele2

Thomas Björklund has held various engineering and management positions in the Telecom Industry for more than 20 years. He started 1991-1996 in the Swedish Air Force as a Transmission Network engineer and IP Network engineer. As a very early adopter in IP engineering, Thomas joined Tele2 in 1996 as IP Network architect. Between 1998 -2008 Thomas held a key role in the expansion of the Tele2 footprint outside Sweden, both in fixed and mobile. At the most Tele2 was present in 25 countries. Since 2008 Thomas is heading the Network Strategy department for Tele2 group. He played a key role in the early implementation of LTE and other technology innovations, as well as in M&A activities for the group. Thomas and his team are now leading the Tele2 Strategy for transition into 5G and Telco Cloud

Bernard Bureau

VP Network and Architecture Strategy, Chief Technology Office, TELUS


Mr. Bernard Bureau is Vice-president of Network and Architecture Strategy within the Chief Technology Office at TELUS. He has end-to-end accountability for TELUS’ 5G and spectrum strategy, Internet of Things strategy and our fixed and mobile network architecture. Since he joined TELUS in 1997, Mr. Bureau has held several management positions, including VP of Mobile Broadband Network Engineering, where he led the planning and engineering teams responsible for the wireless access and core network and for the voice platforms. He played an instrumental leadership role for several major projects, including the rollout of UMTS, HSPA, LTE, LTE-A VoLTE and C-RAN HetNet. He received a Bachelor degree in Engineering from Ecole Polytechnique de Montreal in 1995 and has been a member of the Ordre des ingenieurs du Québec since then.

Andrea Calvi

Head of Technology Evolution & Innovation, TIM


Andrea Calvi has 22 years experience in the field of Telecom network infrastructure, in the fields of R&D, engineering and development and consultancy.

He has been participating to the design of 3G and 4G in 3GPP and involved in network evolution in TIM and subsidiaries.

Within TIM he has been managing during last 10 years Engineering and Innovation in the main network areas: 3GPP mobile standard, Mobile Access and Network Architecture, Radio Infrastructure Engineering and Innovation, Transport and IP, Fixed Broadband Access, end user devices.

The main focus of his team is now guiding the network technology evolution for TIM with standard activities, research projects, lab proof of concept and promoting the early adoption of 5G in TIM.

Mark Chong

Group CTO, Singtel


Mr Chong will assume the Singtel Group Chief Technology Officer role on 1 April 2017. He was Singtel’s Chief Executive Officer, International, from January 2013 to March 2017.
He is the current Chairman of Bridge Alliance, Asia Pacific’s leading mobile alliance of eleven top-tier operators, serving over 430 million customers. From Oct 2010 to January 2013, Mark was the Chief Operating Officer of Advanced Info Service Plc (AIS), the Group’s associate in Thailand. He joined Singtel in 1997 and has held various executive positions in sales and marketing as well as being Executive Vice President of Networks. He had a previous assignment in Thailand from 1999 to 2000. Before Singtel, he was a member of the Singapore Administrative Service from 1990 to 1997. Mark represented Singtel on the Boards of Globe Telecom, Bharti Infratel, OpenNet, CSLox(Thailand) and other submarine cable joint venture companies. He graduated with a Bachelor of Electronics Engineering and Master in Research in Electronic Systems from ENSERG, Grenoble, France, on a Singapore Government scholarship. He also obtained his Master of Business Adminstration from the National University of Singapore. He is a senior fellow with the Singapore Computer Society.

Igal Elbaz

SVP – Wireless Technology, AT&T Services

Igal Elbaz is senior vice president of Wireless Network Architecture and Design. He oversees the architecture and design of the AT&T wireless network, wireline access, mobility services, wireless device technology and tools. Igal is also responsible for Ecosystems and Innovation including the AT&T domestic and global Foundries.
Prior to this role, Igal led the Ecosystem and Innovation organization within AT&T, where his goal was to sharpen the company’s focus on innovation both internally and externally. His also led his organization’s responsibilities for operating the global network of AT&T Foundries, where a combination of design thinking, open collaboration, and agile development can bring ideas to life rapidly. He was appointed to his current position in January 2018.
Igal has had several other technical leadership positions in the US and throughout Asia Pacific, India, and Israel, ranging from delivering new technologies to application development and sales. Through his many assignments, Igal brings strong leadership and key experiences to his new role in delivering advanced technologies and innovative products and services with speed and agility.
Before joining AT&T, Igal worked at Interwise, holding several positions including VP ROW, UC Application Sales Manager throughout Asia Pacific, India and Israel, and Israel Country Manager.
Igal has an MBA from the College of Management Academic Studies and his Bachelor of Arts in Economics and Business Management from Bar Ilan University, Ramat Gan, Israel.

Jorge Fernandes

Chief Technology Officer, Rogers

Jorge Fernandes joined Rogers as Chief Technology Officer in February, 2018. Jorge is responsible for technology across Rogers, leading the strategy, planning, development and operations of the Rogers wireless and wireline networks and IT systems.

With senior executive leadership experience in the UK, Portugal and Turkey, Jorge brings a strong international perspective to Rogers. Prior to joining, Jorge was Chief Technology Officer at Vodafone, U.K., one of its largest operating companies. He oversaw the IT and Network transformation, leading a team of 4,000 employees delivering wireless, voice, internet and home broadband services to 19 million customers. He also led a Managed Services organization that designs and delivers customized unified communications to the U.K.’s largest enterprise, public and energy sector clients. Prior to that, Jorge was Chief Technology Officer for Vodafone’s operating companies in Portugal and Turkey, where he led end-to-end technology services.

During his 15-year career at Vodafone, Jorge has gained deep experience in mobile, residential and enterprise services. In both Portugal and the U.K., he oversaw the development and launch of converged technologies including fibre to the home and IPTV. He also delivered the first Mediaroom IPTV service and Fibre to the Home solution for Vodafone in Portugal. He has led the 5G technology strategy for Vodafone in the U.K.

Jorge started his career as an engineer working for South African companies before joining Cisco, where he worked on network implementation programs for the world’s largest operators. Jorge holds a Lincentiate degree in Economics and Business Management from Auntonomous University of Lisbon and he completed the Católica Lisbon/Kellogg School of Management Advanced Management Program.

Wolfgang Fleischer

Head of Network Virtualization, A1 Group, Telekom Austria

Wolfgang Fleischer is with Telekom Austria Group since February 2003. He works in the Group COO area and is the responsible Head of Network Virtualization, contributing in this facility to the overall Digital Transformation of Telekom Austria Group. He oversees the technology strategy development and the technical roadmap realization for all subsidiaries of Telekom Austria Group since February 2009. He is furthermore the lead person on the areas Mobile Edge Computing (MEC) and 5G Network Evolution.

Mr. Fleischer has an overall record of 24 years in Telecommunications. He spent 11 years in product development with vendors dealing with various technologies, focusing on topics like central office switches, SDH add and drop multiplexers, ATM switches, mobile core network gear, digital film production cutting systems, and broadcast play-out servers. He worked for Philips, Lucent and Megisto Systems – a US based start-up company. By now 13 years, he spent working for the Telecommunications service provider, Telekom Austria Group, ensuring the smooth evolution of the Core and Service Networks of the TA Group operating companies. He holds a Doctor degree in Physics from the Swiss Federal Institute of Zurich (ETH Zurich) and an MBA from the Vienna Sales Manager Akademie.

Huang Yuhong

Deputy General Manager China Mobile Research Institute, China Mobile

Huang Yuhong, graduated from Beijing University of Posts and Telecommunications (BUPT) and got her master degree in Digital Mobile Communications. She has been working for China Mobile since 1996. Huang Yuhong has been responsible for the technology introduction strategy of GSM900/1800 dual band network, GPRS, CMNeT, IP dedicated network, 3G, 4G TD-LTE and 5G, some specifications and trials as well as other key projects. Currently her work mainly focuses on radio technology study and standardisation work related to wireless access network. In addition she is Board Alternate of NGMN.

Michael S. Irizarry

EVP and CTO Engineering and Information Services, US Cellular

Michael joined US Cellular in 2002, overseeing the company’s information systems and technology, as well as technological operations including wireless towers, network build-outs for new markets, network operations, and technological advancements. He also leads US Cellular’s information systems, strategic operations program, and enterprise program management teams. These teams focus on application development, data warehousing, wireless billing technologies, and support for data centres and end users. Prior to joining US Cellular, Irizarry held executive positions with Verizon, Bell Atlantic Mobile, Paging Network, Inc., and Motorola. He is a senior member of the Association for Computing Machinery as well as the IEEE and its communications and computer societies. Irizarry earned a bachelor’s degree in engineering from Cleveland Technical College, a master’s degree in information management and an MBA from the International School of Information Management, and a doctorate in communications technology from Capella University’s School of Business and Technology. He is also a graduate of the University of Chicago’s executive management program.

Czar Christopher Lopez

Head of Technology Strategy and Transformation Office, PLDT and Smart Communications

Czar Christopher Lopez is the Head of Technology Strategy and Transformation Office (TSTO) of PLDT and Smart. He has over 29 years of experience in telecom industry.
As head of TSTO, he is responsible for the mobile network strategy (5G/LTE) and its network transformation.
He graduated with a degree of Bachelor of Science in Electronics and Communication Engineering from De La Salle University in Manila, Philippines.

Yogesh Malik

Group Chief Technology Officer, VEON

Since April 2014, Group Chief Technology Officer, VEON and a member of the Group Executive Committee. Before joining VEON, served as CEO at Uninor, India. Prior to his appointment as CEO, led Uninor operations as COO covering the areas of Technology, Regulatory and Customer care. Other career milestones include appointments as CTO of Grameenphone in Bangladesh, CTO of Kyivstar in Ukraine and Head of Technology & Sourcing at Telenor Group headquarters in Norway. Yogesh is a graduate of Executive MBA at IMD, Lausanne Switzerland, and holds an Engineering Degree in Electronics from MSU University, Baroda in India.

Ron Marquardt

Vice President of Technology Innovation & Architecture, Sprint

As Vice President of Technology for Sprint, Dr. Marquardt is responsible for Sprint's long-term technology strategy and architecture, the industry relationships and investments enabling Sprint's innovation and ecosystem development goals, as well as the company's advocacy in US and global industry forums and standards bodies.
He also represents Sprint at speaking engagements, in press and analyst interviews, and as needed with regulatory bodies and other industry stakeholders.
Prior to Sprint, Dr. Marquardt was VP of Technology Development at Clearwire Corporation, responsible for that company's technology strategy as well as the architecture, design, testing, and implementation of its mobile broadband 4G network, devices, and services. He also was CTO at Covad Communications where he led teams responsible for the engineering and network planning of VolP, wireless, and broadband services across the United States. Prior to that role, he was in various positions at network equipment manufacturers.
Dr. Marquardt has an S.B. in Physics from MIT, an M.S. and Ph.D. in Applied Physics from Caltech, and is an alumnus of the Stanford Graduate School of Business.

Seong-Mok Oh

President and Head of Network Group, KT Corporation

Mr. Seong-Mok Oh is President and Head of Network Group at KT Corporation. He has over 25 years of seasoned experiences in the telecommunication field, covering practically all aspects of KT’s wireless network, with a specific focus on the network design. His major responsibilities include the provisioning of the company’s best-in-class broadband network, incorporating both wire-line and wireless infrastructure.

Under his leadership, KT was able to successfully commercialize the most innovative technologies such as LTE Advanced tri-band carrier aggregation for the first-time in the world.

Prior to his current position, as the Head of Mobile Network Business Unit, he played a crucial role in the world-first commercial deployment of centralized radio access network (C-RAN) architecture for 3G and LTE network. It was recognized as “The Most Significant Development for Commercial LTE Network by an Operator” in LTE Award 2012.

He serves as the board member in a number of domestic and international industry organizations. Since 2012, he is a member of the Steering Committee for Global TD-LTE Initiative. Also, in 2014, he was appointed as a Director on ‘5G Strategy Promotion Committee’ that supervises all relevant 5G-related activities led by Korean Government. He holds a Ph.D. degree in Electronics Engineering.

Navindran Naidoo

Executive: Network Planning & Design, MTN Group

Navindran Naidoo has over 22 years of telecommunications experience in field of Mobile and Fixed network planning and optimisation encompassing network facilities development, spectrum planning, transport systems including IP networks, next generation core networks and enterprise networks. He is currently the Network Executive of MTN Group responsible for the efficient and strategic evolution of Networks (RAN, Transport, Core, OSS & Energy & Infrastructure) to offer the best customer experience to MTNs customers.

Navindran joined MTN in 1997 and has held various senior management positions in Group Technology as well as being the Group CTO from 2013 to 2017. He's had a previous assignments in Nigeria, Uganda, Cameroon, Swaziland where he was instrumental in the initial planning, deployment and operation of MTN' s mobile network in these countries. He holds a Master of Business Administration, Post Graduate Diploma in Business Management, Master of Science in Engineering and Electronic and Bachelor of Science in Engineering and Electronic from the University of Natal in South Africa.

Seizo Onoe

Chief Technology Architect, NTT DOCOMO and President DOCOMO Technology


Seizo Onoe became Chief Technology Architect of NTT DOCOMO in June 2017 after his 5 years tenure as Chief Technology Officer, while retaining the position of President of DOCOMO Technology since June 2015.

Prior to his current position, he was Chief Technology Officer and Executive Vice President and a Member of the Board of Directors of NTT DOCOMO from June 2012.

Mr. Onoe became a Senior Vice President and Managing Director of the R&D Strategy Department in June 2008. He was a Vice President and took the position of Managing Director of departments in charge of Radio Access Network development from July 2002 to June 2008.

He has been responsible for leading initiatives in the research and development of the analog cellular system (1G), the digital cellular system (2G), W-CDMA/ HSPA (3G), LTE, LTE-Advanced (4G) and 5G. He has been working on the research and development of radio access networks, core networks, consumer devices and services.

He has worked for NTT and NTT DOCOMO since 1982, acquiring more than 30 years of experience. Mr. Onoe has a master’s degree in electronics from the Kyoto University Graduate School of Engineering.


Tom Poelhekken


In July 2017, Tom Poelhekken became the Chief Technology Officer of KPN. Before that Tom served as director for Network & IT Operations within KPN (2013 – 2017) and as Chief Technical Officer at KPN’s Belgian daughter company BASE (2010 – 2013). Tom is a real team player, transparent, results-driven and pragmatic. Crisis management and rolling-out new technologies are common themes throughout Tom’s long career at KPN. Completing his Ph.D. in nuclear physics in 1989, he then joined KPN Research. He subsequently became operations manager for the fixed and mobile markets, where he was responsible for implementing ADSL, Internet, IPTV, Glass IT, 3/4G and more.

Neville Ray

Executive Vice President and Chief Technology Officer, T-Mobile, US

Neville Ray has extensive experience in the telecommunications industry with over 25 years in the design, deployment and operational management of wireless networks in the USA and worldwide. His experience includes all aspects of wireless network design and deployment.

As Chief Technology Officer, Ray is responsible for the management and ongoing development of the T-Mobile US, Inc.’s national wireless network, as well as the company’s technology innovations, IT services and operations. Under Ray’s leadership, T-Mobile expanded to become America’s fastest nationwide 4G LTE network, reaching 265 million Americans.

Ray served as Chairperson of 4G Americas from 2008 through 2013 and again in 2015 – an organization with a mission to promote and facilitate the seamless deployment throughout the Americas of the 3GPP family of technologies, including HSPA, HSPA+ and LTE.

Prior to assuming his national role at T-Mobile, he held the position of Vice President Network Engineering & Operations for the Northeast region. Ray led the company through the 9/11 terrorist attacks, receiving significant recognition from the New York Police Department, NY state agencies and the FCC.

Ray’s US career commenced in 1995 when he held the position of Vice President of Network Operations at Pacific Bell Mobile Services. His prior experience included the design and deployment of cellular, microwave and broadcast telecommunications systems in Europe, the Middle East, Africa and the Far East.

Ray is an honors graduate of City University, London, UK and a member of the Institution of Electrical and Electronic Engineers (MIEEE) and the Institution of Civil Engineers (MICE).

Bruce Rodin

Vice President Wireless Networks, Bell Canada

Mr. Bruce Rodin is currently Vice President Wireless Technology at Bell Mobility, the wholly owned wireless division of Bell Canada. In this role, he is responsible for the development of all new wireless technologies at Bell including the establishment of strategic direction relating to spectrum acquisition, network planning and development towards LTE / SAE and beyond, services, terminal / product planning and development and the management of all Bell wireless laboratories. Mr. Rodin received a Bachelor of Science degree in Electrical Engineering from Queen's University at Kingston in 1980, is a member of the Professional Engineers of Ontario and IEEE. Mr. Rodin joined Bell Mobility in 1988 and has held numerous positions with-in the strategy, development and engineering teams.

Gediz Sezgin

Chief Network Technologies Officer, Turkcell

Gediz Sezgin was appointed Senior Vice President of Network Technologies as of September 1, 2015. Previously, he was Senior Vice President of ICT, Chief Information and Communication Technologies Officer, Director of Application Operations, Director of Service Network under the ICT Function and held various executive positions in the Technology Function. Gediz Sezgin joined Turkcell as Network Engineer in 1995. He started his professional life at Alcatel Teletaş in 1991. Mr. Sezgin was graduated from Istanbul Technical University in Electronics and Communication Engineering and received his Master’s degree from the same university.

Howard Watson

Group CTIO, BT

When Howard joined BT in October 2011 he brought 30 years of telecoms experience with him, including time spent at Virgin Media and Telewest. He possesses a broad knowledge of operational leadership, technology and IT, fortified by his expertise in strategic development, business transformation and post-merger integration. He also has strong experience in innovating and delivering transformational products in the UK cable industry. His areas of expertise include telephony, digital TV, video on demand, high definition TV and ‘ultra’ high speed broadband. Howard is passionate about technology and innovation, and bringing transformational products to market.

Johan Wibergh

Group CTO, Vodafone

Johan manages technology resources including talent development and diversity agenda and also manages the companies offshore IT shared service centre. He is responsible for all technology strategy and operations worldwide for Networks and IT, Consumer and Enterprise Product Development. He also manages the companies Research & Development capabilities including standards bodies and intellectual property. Johan is responsible for Technology Security and Customer Data Protection Strategy.

In addition Johan is responsible in his current position for all senior supplier /partner technology relationships at CEO/Senior Manager level.

Hey-Chyi Young

VP of Chunghwa Telecom Labs, Chunghwa Telecom

Ms. Hey-Chyi Young currently serves as the Vice President at Telecommunication Laboratories, Chunghwa Telecom Co., Ltd (TL). She has been the board member of Telecom Technology Center (TTC) since 2017. She previously served as the Director of Cloud Computing Lab and Network Management Lab from January 2013 to November 2017 at TL. Ms. Young holds a M.S. in Computer Science from University of Texas at Austin in USA and completed her undergraduate studies in Information Science at the National Chiao Tung University in Taiwan. Ms. Young is now responsible for the formulation, strategy planning and promotion of Chunghwa Telecom's research and development activities. She devotes to foster multi-domain integration including software defined network (SDN), ICT Infra, OSS 2.0, digital pathway, 5G Infra and emerging applications.

Takki Yu

Takki Yu

Head of Access Network Development Team, SK Telecom


Dr. Takki Yu is a Head of Access Network Development Team in SK Telecom, while leading the R&D on access network technologies. His primary interests are focused on advanced mobile communications including 5G and Beyond 5G(6G) systems, interne! of things, network virtualization, and advanced communication signalprocessing.

Before joining SK Telecom, Dr. Yu had extensive experience as a senior engineer in Samsung Electronics and a research scholar in Stanford University, working on development of L TEIIMTAdvanced systems.

He holds a Ph. D. degree in electrical and electronic engineering from Yonsei University (Korea), and he is the author or a co-author of more than 30 patent filings and more than 10 international papers.

Peter Meissner

Chief Executive Officer, NGMN Alliance

Dr. Meissner has over 30 years of experience in various telecommunication fields including more than 15 years of general management responsibilities with operators of mobile communication networks. In addition, he has extensive experience in research, technology strategy and management, emerging technology assessment, innovation transfer, and organization development. From 2000 until 2006, Dr. Meissner held positions as a senior executive in Orange. He started as Chief Technical Officer with Orange Communications SA, Switzerland, and finally was responsible for Quality and Performance as Corporate Vice President with Orange SA, Paris. Prior to joining Orange, he was more than 7 years with E-Plus Mobilfunk GmbH as General Manager, Systems Engineering. Since July 2006, Dr. Meissner has been running his own company as an independent business consultant, focusing on innovation, strategy, and organization development in key areas of the telecommunications industry. One of his appointments is supporting the world's leading operators and manufacturers as Chief Executive Officer of the Next Generation Mobile Network (NGMN) Alliance. Dr. Meissner holds degrees in Telecommunications from the Technical College of Lübeck and University of Hannover.