NFV * NFV leaders

ISG NFV Leadership Team

NFV Plenary


Diego R. Lopez, Telefonica S.A.
NFV Chairman

Tetsuya Nakamura,CableLabs
NFV Vice Chairman
  Bruno Chatras, Orange

NFV Vice Chairman
  Cristina Badulescu, Ericsson

NFV Vice Chairman

Technical Steering Committee (TSC)


Joan Triay, DOCOMO Euro-Labs

Technical Manager


Peter Wörndle, Ericsson AB

Assistant Technical Manager


Network Operator Council (NoC)

Don Clarke Don Clarke, CableLabs

NoC Chairman
Klaus Martiny, Deutsche Telecom

NoC Vice Chairman




Dr. Diego López

Network Functions Virtualisation | Telefónica I+D
Chair | ETSI NFV ISG

Diego López joined Telefonica I+D in 2011 as a Senior Technology Expert on network middleware and services. He is currently in charge of the Technology Exploration activities within the GCTO Unit of Telefónica I+D. Before joining Telefónica he spent some years in the academic sector, dedicated to research on network service abstractions and the development of APIs based on them. During this period he was appointed as member of the High Level Expert Group on Scientific Data Infrastructures by the European Commission.

Diego is currently focused on identifying and evaluating new opportunities in technologies applicable to network infrastructures, and the co-ordination of national and international collaboration activities. His current interests are related to network infrastructural services, new network architectures, and network programmability and virtualization. Apart from his participation ETSI NFV ISG, Diego is an active participant to the ONF, and the IETF WGs connected to these activities.

When not struggling with these issues, Diego dedicates his time to his girls, seeking and enjoying comics, wines, and cheeses, and long peripatetic discussions.

Mr. Bruno Chatras

Senior Standardisation Manager | ORANGE
Vice Chairman | ETSI NFV ISG
Bruno Chatras is Senior Standardisation Manager at Orange Labs.

Bruno has over 30 years experience of the telecoms industry. At Orange (formerly France Telecom) Bruno's roles have included Head of Intelligent Networks R&D Unit and Deputy-Head of the Network Architecture and Control laboratory. He is a member of the Orange expert's community on Future Networks with special focus on network functions virtualisation and real-time communications.

Bruno is also Chairman of the ETSI Technial Committee on Network technologies (NTECH) and a contributor to both IETF and 3GPP activities.

Cristina Badulescu

Head of NFV delegation | ERICSSON
Vice Chairman | ETSI NFV ISG

Cristina has 24 years of telecom experience working on both vendor and operator sides, covering areas including standardization, technology & architecture, pre-sales, innovations management, product system & solution architecture, software product realization and network & radio frequencies planning.

Currently the ETSI NFV standardization coordinator and Head of Ericsson NFV delegation, Cristina is responsible for identifying the direction and strategy for NFV, as well as the coordination of the overall standardization activities of the Ericsson team involved in the activities under the NFV ISG.


Tetsuya Nakamura

Principal Architect | CableLabs
Vice Chairman | ETSI NFV ISG

Tetsuya is the Principal Architect of the Strategy and Innovation Group at CableLabs. He also leads the CableLabs' open source research efforts on NFV & SDN.  

Prior to this role, he worked for NTT DOCOMO for 17 years, he was a co-founder of OPNFV and represented NTT DOCOMOM on the OPNFV Board. 

Tetsuya holds a B.S.Degree in Physics from Kyoto University and a M.E. degree in Engineering from the University of Tokyo.
  Dr. Joan Triay

Research and Standardization Engineer | DOCOMO Euro-Labs
Technical Manager | ETSI NFV ISG

Joan joined DOCOMO Euro-Labs, Munich, Germany, in 2012 as a researcher and standardization engineer. He is currently in charge at DOCOMO Euro-Labs of the standardization activities related to Network Functions Virtualization (NFV), and focused on leveraging virtualization technologies to evolve and enhance telecom networks, and mobile networks in particular. In the past, Joan held various positions in research, some in academia, mostly dedicated to research on optical networking and convergence with mobile networks. 

Joan holds an MEng in Telecommunications Engineering, as well as a MSc and a PhD in Telematics Engineering (Computer Networks), all from Universitat Politecnica de Catalunya, BarcelonaTech (UPC). He has lived and worked in four countries, including the USA sponsored by a Fulbright Fellowship.

  Mr. Peter Wörndle

Expert Network Function Virtualization | Ericsson
Assistant Technical Manager | ETSI NFV ISG

Peter is working at Ericsson as a Technology Expert both in Aachen, Germany and Stockholm, Sweden. As a Technology Expert in the area of Network Function Virtualization he is responsible for technology evolution, technology strategy and architecture for NFV in Ericsson.

Peter has held different positions in R&D and IT within Ericsson working mainly with Cloud and Virtualization in R&D, IT operations and standardization.

Peter has a Master’s Degree (Diplom Ingenieur) in Electrical Engineering and Communication from RWTH (Technical University) Aachen, Germany.

Don Clarke Mr. Don Clarke

Principal Architect | CableLabs
Chair, Network Operator Council | ETSI NFV ISG

Don Clarke moved to CableLabs in May 2104. 
Previously at BT, Don led a team of leading network technologists responsible for the research which underpinned BT's network evolution vision.

In November 2004, he was awarded the BT Gold Medal for his contribution to BT's achievement of 100% broadband coverage in the UK.

In his 41 years at BT Don held a number of diverse R&D leadership roles including leading BT's Passive Optical Networks (PON) and VDSL research groups, and driving BT's first operational trials on next generation access.

Don holds a BSc. (Hons) Degree in Computer Systems from the University of Essex, England, and is a Member of the UK Institution of Engineering and Technology (IET). He is registered with FEANI as a European Engineer (EUR ING) and registered in the UK as a Chartered Engineer.
Don Clarke Mr. Klaus Martiny

Senior Program Manager | Deutsche Telekom
Vice Chair, Network Operator Council | ETSI NFV ISG

Klaus has been part of the  international key projects team at Deutsche Telekom since 2008 focusing on the NGMN Alliance, TM Forum and ETSI NFV ISG. Klaus  is responsible for steering standardization operations (automation), strategic programs focused on OSS Evolution, Network and service management projects and the setup and Optimization of the European Operations Organization.

Prior to DT, Klaus was Vice President of Continuous Improvement of Operations for T-Mobile International.