Board of Directors

Welcome to the EnOcean Alliance Board of Directors page. Here, you'll meet the visionary leaders guiding our mission for Smart Homes, Smart Buildings, and Smart Spaces.

Our Board of Directors includes experts from diverse fields, driving innovation and sustainability.

Explore detailed profiles of each member and how their experience shapes us. With their guidance, we're creating a smarter, greener future.

Graham Martin

Chairman & CEO EnOcean Alliance Inc.

Graham is a veteran in the semiconductor industry with 25 years experience in analogue and RF solutions at various Engineering, Sales and Marketing positions in USA, GB, Germany, Austria and Norway. Before joining EnOcean he was a worldwide pioneer in low power wireless sensor networks at leading start-up Chipcon (purchased 2006 by Texas Instruments) where he conducted the worldwide business development activities, served as President of Figure8Wireless and was Vice President of the ZigBee Alliance. Graham studied in USA and GB and is a Physics Graduate from the University of Edinburgh, Scotland.

Oliver Fischer

Vice Chairman EMEA

Kazuyoshi Itagaki

Vice Chairman Asia

Kazuyoshi Itagaki is Sales Manager of EnOcean in this region. One of his responsibilities is to educate the local market and relevant industries on the energy harvesting wireless technology. In this effort Kazuyoshi Itagaki can draw on his extensive professional experience in the telecommunication and chip industry. From 2004 to 2011 he was Vice President Product Management at Deutsche Telekom K.K. (Japan) and Deutsche Telekom AG (Germany) respectively. Before joining Deutsche Telekom he worked as Product Marketing Manager for Intel’s Computing Handheld Group Products in Japan and the US. Other positions he has held include Group Leader of PC audio business operation and multimedia products at Asahi Kasei Microsystems Co., Ltd. and Marketing Development of optical disk as well as Researcher for optical disk recording materials at Asahi Chemical Industry Co., Ltd. Kazuyoshi Itagaki holds a master degree in Materials Science and Organic Metal Chemistry from Toyohashi University.

Michael Tennefoss

Vice Chairman N. America

Michael Tennefoss is Aruba’s Vice President of IoT and Strategic Partnerships, responsible for the company’s ecosystem of technology partners and strategic initiatives including the Internet of Things and blockchain. Michael has more than 34 years of product management and marketing experience in the networking and automation industries. Prior to joining Aruba in 2007, he was the Vice President of Marketing at Meru Networks, Echelon Corporation, and Vindicator Technologies.

Further Board Members

Jörg Hofmann

Treasurer & Board Member (BSC Computer)

Dipl.-Ing. Jörg Hofmann founded the engineering office Jörg Hofmann in 1988 and the BSC Computer GbR together with Gerd Truß in 1992 already during his studies of mechanical engineering at the RWTH Aachen. After the transformation into a GmbH (limited liability company) in 1995, the company grew to 14 employees. Since 2004, the company has developed its own hardware and software solutions for the digitalization of business processes. Visualizing the status of window handles with an energy-autonomous radio technology was the entry into the field of building automation. BSC Computer is one of the founding members of the worldwide EnOcean Alliance and develops comprehensive IoT end-to-end solutions for global OEM customers, from sensor development to edge gateways and cloud solutions to visualization and automation. In the EnOcean Alliance, Jörg Hofmann supports the standardization of EnOcean over IP, encryption, and partner networks with global IoT players such as OCF Foundation and Intel.

Ulrich Ziegler

Board Member (Eltako)

Raoul Wijgergangs

Board Member (EnOcean GmbH)

Takaaki Nakamura

Board Member (NIFCO)

Takaaki Nakamura has led Home Solutions Company in Nifco as a product manager including marketing & sales. Nifco’s products have been seen everywhere within a few meters around our surroundings from consumer products to automotive devices. One of the typical products Takaaki developed is Swiffer which has been explosively popular in the Asia market. Prior to that, he contributed to many automotive products development in Nifco’s automotive division after graduating.

Peter Niblett

Board Member (IBM)

Adam Bogobowicz

Board Member (Microsoft)

Thomas Schneider

Board Member (T-Systems Multimedia Solutions)

Further Officers

Emmanuel Francois


Emmanuel FRANCOIS insures since 2009 the promotion of EnOcean (Wireless and Battery less RF Standard) on West Europe. At this regards, he is also in charge of the Business Development of the EnOcean Alliance in Europe (over 350 members in the world). Smart Building has always been a focus in his career. Today as Sales Manager West Europe of EnOcean since EnOcean technology has its place in every Building and is becoming the “blue tooth” of the Smart Building. Previously he was General Manager of Wieland Electric France from 2004 to 2009, Sales Manager of Capri (Cooper group) from 2002 to 2004 and Sales Manager by Soulé (ABB group) from 1997 to 2001. This is by Merlin Gerin (Schneider Electric), in 1991, that he first started promoting Smart Building Solutions as Key Account Manager Emmanuel FRANCOIS has always been active in various committees for the promotion of a complete sector. Few years ago he created in the framework of Gimelec the Photovoltaic Commission and two years ago he created with Mr. Serge Le Men (CEO Newron System) the Smart Building Alliance for Smart Cities (over 80 members), as President, in order to connect all players of this field, coming from Energy, IT or Building Control. Main focus is to promote a concept of Smart Building linking all the different players with transverse application for a clear, concerted and homogeneous development.

Hajo Siemers


Hans Symanczik


John Corbett


John has worked for a number of technology companies, starting off in semiconductor design at Philips and National Semiconductor, he moved into sales and marketing giving him a broad background to manage technical opportunities. He became EMEA technical director for Fairchild when this was spun out of National. After leaving Fairchild he had a variety of roles in the venture capital market and then worked for Ember before taking the role as Northern European and Middle East sales director for EnOcean where he has worked for the last 10 years. John is leading a number of initiatives in the smart building, smart energy and industrial markets with his main focus on IoT integration of EnOcean.

Thomas Richards


Thomas is the Chief Strategy Officer and Chief Diversity Officer at Titanium Intelligent Solutions. He develops marketing and business strategies increasing Titanium’s market coverage and customer solutions. Prior to Titanium, Thomas was Director in the Global Liquidity Risk Management group at Bank of America and Merrill Lynch & Co. He was responsible for global liquidity risk reporting with a liquidity pool of over $400 billion. He has lived and worked in Tokyo, London, and Rotterdam. Thomas was an adjunct professor of financial management at The Parsons School of Design. He received an MBA from the Darden School of Business at the University of Virginia and a Bachelor of Science degree from The Principia College. Thomas served in the U.S. Marine Corps.

Jiejun Wang



Dita Nursanti