Management Team

ISMAEL ASENJO
CEO

Ismael Asenjo has had an extensive professional career of 20 years in the Vodafone Group where he held various positions of responsibility mainly in the Technology Area, both in the international organisation of the group and in the local operator. 

In the last 5 years of that period, he was part of the Executive Committee as CTIO of Vodafone Spain, simultaneously with the position of President of the subsidiary Vodafone Enabler Spain, until his incorporation as CEO of ZENER to lead the process of transformation and growth of the company, in Spain and internationally.

ENRIQUE DE FRUTOS

Managing Director

Enrique de Frutos holds a degree in Physical Education from the University of Valladolid and has a long professional career linked to ZENER, where he has progressively acquired greater responsibility over more than two decades as the company has grown.

At the beginning, he was actively involved in the development of R+M in Castilla y León, before taking the next steps in the development of the Radio area and later in the Group's Renewables area. As General Manager, he has actively participated in the implementation of some of the most important national and international delegations, including Peru, Chile, Brazil, Italy, the Netherlands and Germany.

VICENTE LÓPEZ DEL RÍO

Chief Operating Officer

Vicente López holds a degree in Labour Relations from the University of León. He began his professional career at ZENER in 2000, acting in various positions of responsibility in the development of the company as one of the leading companies in the area of installation and maintenance of customers nationwide. He led the FTTH network construction area from its beginnings in Spain, Chile and Portugal. In LATAM, he has actively participated in the growth and consolidation of operations in Chile.

NURIA ENCINAS

General Manager for Management Control

and Financial Investments

She studied Computer Engineering at UEMC and holds a degree in Business Administration and Management from CUNEF and an MsC International Finance & Banking, LSE Regent's University.

Before joining the ZENER team as General Manager of Management Control and Financial Investments, she was part of the Management Consulting team at Neoris and a strategy consultant at Prosegur and Red.es.

JAVIER DÍAZ OVÍN

Managing Director Europe

After studying Industrial Engineering at the University of Oviedo, he holds an MsC International Finance & Banking from LSE Regent's University.  He began his professional career in consultancies such as PwC and KPMG, until joining ZENER where he has held various positions related to FTTH deployments. As DG Europe, he has launched ZENER's operations in Germany (2017) and the Netherlands (2019), boosting the international dimension of the group.

ENRIQUE JALLE

General Manager  for Strategic Business Development

Telecommunications Engineer from the Polytechnic University of Madrid. He holds an Executive MBA from IE in Madrid and Telecommunications Executive Manager from TEMIC in Canada.

More than 4 decades dedicated to the ICT sector assuming different management positions in the Telefónica group, where he also sat on several boards of directors, such as Startel, Movistar, Tyssa, Gestired or TGS among others.

He has worked as a manager in different renowned companies such as Entel, Retecal, NEO, Fundetec and has been advisor to the CEO of Hispasat, Vice President of the Cable Operators Group, President of Group V of the National Association of Electronic Industry and member of the Board of Directors of COIT, among others, until his incorporation as General Manager of Strategic Business Development of ZENER at group level.

JESÚS PÉREZ
IT and TIC Director

Telecommunications Engineer from the Polytechnic University of Madrid and MBA from the School of Industrial Organisation, he began his professional career in the consulting branch of Arthur Andersen (currently Accenture) as a Manager. Later, he held the positions of CTO, CIO and Director of Strategy and Development of Products and Services at Telecable de Asturias and with the purchase of Telecable by Euskaltel he was appointed CIO of the Euskaltel Group (formed by the companies Euskaltel, R and Telecable). Since joining ZENER, he has been the Group's CIO, with the aim of driving its digital transformation.

EDUARDO GONZÁLEZ

PMO and Engineering Director

A Telecommunications Engineer from the Escuela Superior de Ingenieros de Telecomunicación de Valladolid, Advanced Management Program from the Instituto de Empresa and MBA from the Escuela Europea de Negocios, Eduardo González is a professional with more than 27 years of experience, both in the private and public sector, in telecommunications operators in Spain such as Retecal, Ono and GITPA, where he has held management positions as Technical Director, Operations and Infrastructure, Engineering and General Director until joining ZENER as Director of PMO and Group Engineering.

CÉSAR GARCÍA

HR Director

Graduate in Law from the University of Valladolid.

For more than two decades, César García has had an extensive professional career at ZENER, where he has held various positions in the areas of Legal, Purchasing, General Services and Human Resources Management, the latter of which he currently holds at Group level.

SARA DE FRUTOS

Administration and Accounting Director

Graduate in Business Administration and Management from the UVA, Master's Degree in Corporate Legal and Tax Consultancy from the Business School of the Valladolid Chamber of Commerce. She completed the Treasury Specialist course at the IE in Madrid.

She began her professional development during 3 years in Grupo Norte as Head of the Purchasing Area in Limpiezas Pisuerga to later make the leap to Banco Popular and subsequently joined ZENER where she has been working for more than 15 years, first as Accounting Manager and then expanding her scope of action with the management of the group's treasury as Director of Treasury and Accounting.

JORGE BERNABÉ

Purchasing Director

Jorge Bernabé holds a degree in Economics and Business Administration from the Complutense University of Madrid. He has more than 25 years of experience in leading multinational companies in his sector such as World Wide Tobacco, Telefónica Sistemas and Avanzit, where he has held management positions in the areas of Logistics, Finance and Project Management Control, until he joined ZENER as Group Purchasing Director.

LUÍS SILVA

Business Development Director

Telecommunications Engineer and Master in Business Administration, specialising in finance and strategic management, Luís Silva has more than twenty-five years of experience in the telecommunications sector.

He was CEO of Ericsson Portugal and member of the executive committee of Ericsson Iberia, from 2005 to 2014 vice-president and senior partner of WeDo Technologies (SonaeCom company) for the Iberia and Latin America region, and between 1996 and 2004 he worked at Motorola Portugal, as CEO and global account director.

Since joining ZENER, he is the Group's Business Development Director.

JUAN GUILLERMO  HENAO

Legal Director

Graduate in Law and Economics from the Universidad Carlos III de Madrid and practising lawyer with more than 15 years of experience.

He has been an executive with more than 10 years of experience in various sectors (telecommunications, renewable energies, processing industry and mining).

An associate at Cuatrecasas for several years, he has a significant professional background in the restructuring of the Spanish financial system.

He is also familiar with Latin American markets, having been CEO of ITETE in Peru and Terras de San Marino in Colombia.  For 11 years he held the position of General Secretary of the ITETE Group, until its sale to Advent International, a process he led until he joined ZENER as Group Legal Director.

EDUARDO TENÉS
Marketing and Communication Director

With a degree in Law from the Complutense University of Madrid and an MBA from IESE - (University of Navarra), Eduardo Tenés has more than 25 years of professional experience in leading multinational companies in his sector such as Procter & Gamble, SC Johnson Wax, Altadis or Codere, where he has held management positions in the areas of B2B and B2C Marketing and Communication until joining ZENER as Director of Marketing and Communication (external and internal) of the Group to lead the dissemination of the brand as a benchmark in the telecommunications and renewable energy sector.

DAVID MARTÍN
Director of Fixed  Network Operations

Ingeniero de Telecomunicaciones por la Universidad Politécnica de Madrid y MBA en AEDE Business School, David Martín cuenta con más de 25 de años de experiencia en el sector de las telecomunicaciones en España.

Formó parte de la creación de Uni2 en 1999, que luego pasó a ser Orange España, desarrollando su actividad como Manager de Ingeniería de Red Acceso y Transporte y en el área de despliegue de red como Manager de Calidad de Red.

Posteriormente se incorporó a Huawei España como Director de Soluciones y tras 8 años en la compañía, asumió la posición de Country Manager en España y Portugal de Ceragon Networks.

Se incorpora a ZENER como Director de Operaciones de Red Fija que incluye ingeniería, despliegue y mantenimiento de redes fibra FTTH, FTTN, etc, así como toda la actividad de planta interna (ingeniería de equipamiento).

JOSÉ LUIS GIMENO
Chief Operating Officer of TELECO (ZENER GROUP) 

José Luis Gimeno holds a degree in Telecommunications Engineering from the Politécnica University of Valencia and an Executive MBA from Fundesem Business School. He has more than 20 years of experience in the telecommunications sector, participating in projects already in operation and managing projects from the beginning.
After a brief stint in the public sector, he developed his professional career in the private sector, creating the engineering department of TELECO, to later assume different positions of responsibility in the management of operations, both in TELECO and in Verne Technology Group (TELECO's parent company at the time) with a geographical scope of action in Spain, Portugal and Germany.
He currently holds the position of Chief Operating Officer of TELECO, a company of the ZENER group that develops its operational activity in the area of Levante and Balearic Islands in Spain.

PEDRO ADALID
Business Development and Technical Office Manager at TELECO (ZENER GROUP) 

A graduate of the University of Valencia, with an MBA in Business Management and Administration from the CEU Cardenal Herrera University (Valencia) and various training courses in management skills, Pedro Adalid has more than 30 years of experience in the Telecommunications sector in Spain, having also worked in the teaching and road freight transport sectors.
In these sectors he has held various positions of responsibility in the areas of Human Resources, Administration, Quality and particularly has extensive experience as Director of Operations and as Director of Key Accounts and Business Development, the latest position which, together with the Technical Office Management, he currently holds at TELECO, a company of the ZENER group which operates in the area of Levante and Balearic Islands in Spain.

JUANI ALONSO

Senior Management Secretary

Technical Specialist in Administration and Finance, with a high degree and more than 25 years of experience in the Telecommunications sector, where she has held various administrative and secretarial roles for different directors in the Technology area of Vodafone Spain and Vodafone Group.

For five years she was secretary of the CTIO, member of the Executive Committee of Vodafone Spain, until she joined ZENER as management secretary.

JUAN OEST

General Operations  Director

Telecommunications Engineer by the ETSIT of Madrid and PDG by the IESE, Juan Oest has developed his professional career in multiple companies in the telecommunications sector (Retevision, ONO, Auna, Ericsson, Yoigo, Masmóvil, Telefónica del Sur (Chile), ETB (Colombia), Eurona) mainly in the Operations area, until his incorporation in ZENER for the expansion of the company in Germany.

ÁLVARO MARTÍN ARIZNAVARRETA

Central Services Director

He holds a degree in Law and Business Administration and an MBA from IESE (University of Navarra). A qualified lawyer, Alvaro Martín is a professional with experience in multicultural team management and telecommunications project management.

LUIS ADRIÁN MEDRANO
KAM Deutsche Telekom

With a degree in Telecommunications Engineering from the Miguel Hernández University of Elche and an Executive MBA from the Instituto de Empresa in Madrid, Luis Adrián Medrano is a professional with more than 15 years of experience in the management of relevant technological programmes in the aerospace and defence, microelectronics and telecommunications sectors.

He has developed his career in multinational companies (Airbus, IBM and Telefónica among others) in markets such as China, the United States, Spain and Germany, until his arrival at ZENER for business development with DT in Germany.

FRANCISCO HERNÁNDEZ
Director of Mobile Operations

Francisco Hernández is a Telecommunications Engineer with a specialization in Telematics from the Open University of Catalonia. He has more than 18 years of experience in leading companies in the Telecommunications sector, developing network deployment and maintenance projects until he joined ZENER as Director of Radio Operations in Germany.

JAN DERK FRANKEN
General Manager

After studying Business Management at the Nyenrode Business Universiteit in Breukelen (The Netherlands), Jan Derk Franken is a professional who has been working in the Telecommunications sector since 1985 and has a deep experience in turnkey projects of global Telecommunications networks in companies such as Philips NKF, Nokia or Draka Group.

He then joined ZENER where he founded ZENER Telecom B.V. for the development of the company in the Netherlands.

ADRI KEMPERS

Commercial Director

Adri Kempers started his career in telecommunications networks in 1974 working in various companies such as BAM and others in the sector.

He was co-founder of ZENER Telecom BV in the Netherlands and in his professional activity at ZENER he accumulated a lot of experience in FTTH turnkey projects.

TIAGO RAMOS

Director of Operations and Central Services

With a background in leadership and business networking, Tiago Ramos is a professional with more than 25 years of experience in telecommunications and IT, having founded several solution integrator companies in Europe, Africa and Latin America for government, public administration, hospitality, healthcare and the private sector. He holds several certifications from leading manufacturers and players in the market such as Alcatel-Lucent, Cisco, Huawei, HP and Microsoft. He joined ZENER in 2020 to develop the company's expansion in Portugal since its inception.

STEFANO PLEBANI

General Manager

Electronic Engineer from the Polytechnic University of Milan and MBA at ISTUD in Baveno. More than 25 years dedicated to the telecommunications and ICT sectors in Italy and other countries such as the UK and South America in multinational and local companies.  Throughout his career, Stefano Plebani has held several executive positions such as CIO at Sirti UK, CEO at Tecnosistemi do Brasil, Business Development Director at Tecnosistemi LATAM, PM at Accenture, CEO at Technolabs, CTO & COO at Daily Telecom Mobile. He joined ZENER in 2022 as Managing Director of ZENER in Italy, based in Milan.

CARLO MARCONE

Director of Operations

Masters’s degree in Electronics Engineering at Univerità di Pavia.

Most than 30 years dedicated to the Telecommunications and ICT sectors mainly abroad (Middle East, USA, Africa, Russia, and Spain) and in Italy, in leading Telecommunications Companies.

During his career he has been managing huge turnkey projects in the engineering, deployment, operation and maintenance areas as Operation Director in Alcatel, Siemens and Nokia.

He joins ZENER in October 2022 and since then he is leading Mobile Networks Engineering Dept in ZENER Group and supporting Italian branch operations.

JOSÉ MOLÉS

Advisor

Electrical Engineer (Politécnica de Barcelona), Electronics and Automation Engineer (Politécnica Madrid/UNED), Master in Business Management and Administration (Universidad del Salvador Buenos Aires/Universidad de Deusto Bilbao) and Diploma in Marketing (UADE Buenos Aires), José Molés worked for over 30 years in various areas of Telefónica both in Spain and Latin America, where he worked in Argentina, Brazil, Mexico and Chile. He held the positions of CEO of cellular operations in Argentina, southern Brazil, Chile and Mexico and in his last stage was CEO of Telefónica de Chile. Since 2010 he has been a partner in several entrepreneurial projects and dedicated to Institutional and Strategy consulting. At ZENER he is an advisor in the development of the company in Latin America.

NERIO CUBA
General Operations Director for Wom, Entel and VTR

An Electrical Mechanical Engineer with a Diploma in Project Management and Financial Accounting Management, Nerio Cuba has more than 22 years of experience in multinational companies in the Telecommunications and Energy sectors in management positions in Operations and Administration.

He is currently General Manager of ZENER Austral SpA and is responsible for ZENER's operations in Chile for Wom, Entel and VTR.

MARCO AVILÉS
General Operations Director for Telefónica

An Electronic Engineer with a specialisation in Telecommunications from the Universidad Mayor de Chile, Marco Avilés is a professional with extensive experience of more than 20 years in leading multinational companies in the Engineering and Telecommunications sector such as Adexus and Telefónica, where he has developed his career from technical positions to management positions in the areas of Operations, Relations with suppliers, Economic Management and Management Control, until joining ZENER with the fundamental objective of consolidating the operation of ZENER Austral in Chile by developing Telefónica's operations.

GIOVANO SUAZO
Finance Director

With a degree in Business Administration from the Universidad de Concepción and an MBA from the Pontificia Universidad Católica de Chile with a specialisation in finance from the University of Texas at Austin, Giovano Suazo is a professional with more than 20 years of experience in the economic-financial management of businesses in Latin America and Spain.
He has developed his career in companies dedicated to the development and management of infrastructure in the energy and environmental sectors, holding positions as M&A Director of the Agbar Group and CFO of Suez Chile, before joining Zener Austral as CFO.