Siemens Gamesa management: One team for global leadership


Executives at Siemens Gamesa

One team for global leadership
At Siemens Gamesa, we're constantly working on better solutions for renewables – to provide cleaner, more reliable and more affordable energy to society, and to create lasting value for all stakeholders. See who is responsible in our company.
Contact Siemens Gamesa

You got questions about our company? Contact us. We will be happy to take care of your request.
What are you looking for?
About us History Event calendar Management
Andreas Nauen - CEO

Andreas Nauen was appointed as CEO of Siemens Gamesa Renewable Energy in June 2020.

A mechanical engineer who also holds an MBA, Mr. Nauen has a strong track record in the renewables industry with over 11 years as CEO of Siemens Wind Power as well as REpower/Senvion.

Prior to accepting his current position of CEO, Mr. Nauen was CEO of the Offshore Business Unit and member of the global Executive Committee at Siemens Gamesa Renewable Energy. He has held these positions since 2017. He additionally served as the Managing Director of Siemens Gamesa’s legal entity in Denmark.

His career within the power generation industry began in 1991 with Siemens, where over the course of a decade he operated in branches worldwide in diverse and key roles. 

He served as the first CEO of the global wind turbines business of Siemens from 2004 to 2010, leading the integration of the newly acquired company Bonus Energy A/S.

He then accepted the position of CEO for the global wind turbines business at REpower/Senvion, where he oversaw substantial market, employee, and service business revenue growth for the company from 2010 to 2015.

Mr. Nauen has served on a number of supervisory boards and is currently on the board of NKT A/S (Cables) in Copenhagen, Denmark.

Connect on LinkedIn

Business Units

Lars Bondo Krogsgaard was appointed CEO of the Onshore Business Unit and a member of the global Executive Committee at Siemens Gamesa Renewable Energy on 1 November 2020.

Mr. Krogsgaard, who started his career as a business lawyer and also holds an MBA degree, has solid experience from the renewable energy sector.

Upon leaving the legal profession he worked for Ørsted (formerly DONG) before joining Andreas Nauen's team at Siemens Wind Power in 2006 to eventually become responsible for the company's onshore activities in EMEA.

From 2010 to 2017 Mr. Krogsgaard was a member of the Management Board at Nordex, initially as Chief Customer Officer and, eventually, the company's CEO.

Mr. Krogsgaard led the integration of Nordex and Acciona Windpower and during his tenure the company became a truly global company doubling its market share at steadily improving margins.

Mr. Krogsgaard served as Co-CEO of MHI-Vestas Offshore Wind until November 2019, and, subsequently, worked as a consultant with private equity matters and renewable energy and infrastructure investments before joining Siemens Gamesa Renewable Energy.

Connect on Linkedin

Marc Becker was appointed CEO of the Offshore Business Unit and a member of the global Executive Committee at Siemens Gamesa Renewable Energy on 1 February 2021.

Dr. Becker, who started his career as a management consultant, holds a Ph.D. in International Management as well as a commercial diploma degree, has a wealth of experience within the renewable energy sector.

He was the Head of Sales & Project Management for the Siemens Gamesa Offshore Business Unit from 2017 – 2020. He joined the former Siemens Wind Power in 2011 as Chief Operating Officer, responsible for 10 factories in Denmark, USA, Canada, & China.

Prior to that, he served as Head of Siemens Offshore Grid Access from 2011 – 2014. His career at Siemens AG began in 2005.

Marc Becker is dedicated to safety across the entire wind industry, regardless of where or for whom people work. One of his core values is to only make decisions and accept actions which are safe for everyone involved. Marc makes safety his choice – the only choice – every day, and expects that all others do the same.

Juan P. Gutierrez is the Chief Executive Officer of the global Service Business Unit at Siemens Gamesa Renewable Energy. He has held this position since August 2020.

Prior to his current position, Juan was the CEO of Service Americas. He came to Siemens Gamesa in early 2020 after leading the Global Marketing and Sales Operations for Power Generation Services at Siemens Energy, Inc. His focus was implementing long-term program methodologies globally, optimizing sales processes and improving marketing activities to increase hit rate and drive sales growth.

From 2008 to 2016, Juan served in various capacities in Siemens Wind Power, including Head of Latin America, Head of Global Onshore Product Lifecycle Management and Director of Business Development for the Americas Region.
Prior to 2008, he held several positions of increasing responsibility at Siemens Energy, Inc. in the Energy Solutions organization as a thermal cycle engineer.

Juan earned a bachelor's degree in Mechanical Engineering from Universidad de los Andes in Bogota, Colombia, a master’s degree in Mechanical Engineering from the University of Illinois and a Master of Business Administration from Rollins College.

Connect on LinkedIn

Corporate Functions

Beatriz Puente joined Siemens Gamesa Renewable Energy as Chief Financial Officer in December 2020.

She received a Bachelor in Business Administration with a major in Auditing from CUNEF, in Spain. Awarded a Fulbright Scholarship, she earned her MBA from Kellogg School of Management, in Chicago.

Prior to joining Siemens Gamesa, Beatriz was the CFO at NH Hotel Group and was member of the Board of Directors.

Previously, she served as CFO of Aena where she led the company's privatization and IPO process in 2015. She was also involved in Vocento's IPO in 2006 and worked as CFO of the company.

Early in her career, she worked as Vice President for Citigroup Investment Banking (M&A) in NY, London, & Madrid, and for Ernst & Young Audit.

Beatriz Puente has been a member of Metrovacesa’s Board of Directors since 2018.

Connect on Linkedin

Christoph Wollny was appointed Chief Operating Officer (COO) of Siemens Gamesa Renewable Energy in December 2018. With 25 years of international experience in different industries – such as Automotive, Engineering and Construction, Energy & Power Generation and Communication – he joined Siemens Gamesa from a position as Chief Procurement Officer at Siemens’ Power & Gas Division. He combines vast experience in procurement, productivity programs, and IT with controlling expertise in industrial contexts.

Christoph Wollny assumed the position as Chief Procurement Officer at Siemens Power & Gas in 2015. Among other topics, he was responsible for the entire supply chain management including quality, operational purchasing, logistics, productivity program, and IT strategy.

Before joining Siemens, Christoph Wollny held various positions in finance and controlling in an industrial environment between 1997 and 2015, e.g. setting up a controlling system for a manufacturing network, asset management and capacity planning.

From 1986 to 1996, he held several assignments in purchasing and successfully ran multiple cross-functional productivity programs focusing on procurement, manufacturing and R&D. He completed a vocational training at Siemens AG as Industry Commercial and completed a Master of Business Administration (Dipl.-Kaufmann) at the Technical University Berlin between 1984 to 1992.

Connect on LinkedIn

Jürgen Bartl was nominated General Secretary and General Counsel of Siemens Gamesa Renewable Energy on October 20, 2017. Prior to accepting this position, he served as General Counsel of the Wind Power and Renewables Division of Siemens AG.

Jürgen Bartl has more than 15 years of experience in advising energy and power generation businesses, with over 10 years with respect to the renewable energy industry.

Mr. Bartl started his professional career in the year 2000 as an in-house antitrust attorney at Siemens in Munich. He moved to his first management position in 2006 by becoming the General Counsel of Siemens S.A/N.V., the Siemens regional company in Brussels, Belgium. In 2008, Jürgen Bartl moved to Erlangen as General Counsel of the newly created Renewable Energy Division. The Division was subsequently split into Wind Power and Solar & Hydro, and Jürgen Bartl continued to be in charge of both Divisions as General Counsel. In 2013 he became the General Counsel of the Wind Power and Renewables Division of Siemens AG.

Jürgen Bartl has studied law in Würzburg, Germany, Louvain-la-Neuve, Belgium, and Chicago, USA. He holds a doctoral degree (doctor iuris) from the University of Würzburg and a Master of Laws degree (LL.M.) from the Chicago-Kent College of law. He is admitted to the Bar in Munich.

Connect on LinkedIn

Carlos Albi is Siemens Gamesa Renewable Energy’s Managing Director of Corporate Development and Strategy since December 1, 2018. In addition, more recently Carlos assumed responsibilities for Corporate Affairs and New Businesses of SGRE. 

Carlos is member of Siemens Gamesa’s Executive Committee and Managing Director of the Company in Spain. He is also Board member in Windar Renovables. 

Prior to his appointment, he was heading the Corporate Development department of the company and had a leading role in the execution of the merger between Gamesa and Siemens Wind Power, the integration of both companies and the related productivity and synergy program. More recently he led the acquisition of Senvion assets.

Before joining the company in 2014, he spent more than 10 years at Bank of America Merrill Lynch in London and Madrid, where he served as director of investment banking, providing advisory services for large companies across different sectors, having executed transactions totaling more than €50bn.

Carlos Albi holds a degree in Business Administration from the ICADE business school.

Javier Fernandez Combarro was appointed to the position of Human Resources Director at Siemens Gamesa Renewable Energy in November 2017.

Mr. Combarro has decades of global HR management and leadership experience across 130 countries, driving outstanding results, change, and transformation in different industries and business markets.

Prior to accepting his current position, Mr. Combarro served as global head of HR Transformation and HR Operations at Maersk Line, A.P. Moller Group, from 2014 to 2017. While there he led the transformation of HR globally, implemented a new service delivery model, and optimized HR processes.
Having been with A.P. Moller since 2008, he also served as the West and Central Asia Human Resources Director, before which he was the Iberia Cluster Human Resources Director.

Mr. Combarro was with SITEL Worldwide from 1992 to 2007, starting as HR Director: Teleaction and moving within the company to the positions of Human Resources Director Spain and Portugal, Vice President of Human Resources, Senior Vice President (Latin America), and finally as Global Human Resources Vice President from 2004 to 2007.

Mr. Combarro studied law at the Complutense University of Madrid and achieved his master’s degree in tax and legal advice from the Technical University of Madrid in 1992.

Connect on LinkedIn


Further information about data protection can be found in our privacy policy.