Board of Directors

Signium is governed by a Board of Directors, all of whom are partners and consultants in the firm and elected by members of the worldwide group on an annual basis.

The Directors are deeply involved in strategic and operational matters, business development, and the assurance of global quality standards.



Ignacio Bao
Madrid, Spain

Ignacio Bao, Chairman of the Board of Signium (he also held this position between 2006 - 2013), has more than 25 years of experience within the sectors of Consultancy, Industry and Leadership Services.

Prior to founding Bao & Partners in 2004, now Signium Spain, Ignacio spent 8 years with two major multinational Executive Search firms, H. Neumann International and more recently Heidrick & Struggles, where he held the position of Senior Partner during the last 5 years, managing the Professional Services Practice for Europe and Latin America.

Formerly he worked as Division General Manager for various industrial public companies, and he began his career with Arthur Andersen. In 2008 Ignacio has been named by the American magazine BusinessWeek among the 50th most influential headhunters in the world.

Ignacio has a BS in Business Administration and Economics from the Vigo University and is fluent in Spanish, Portuguese and English.

Vice Chairman

Vice Chairman

Alastair Paton
London, UK

Originally a science graduate from Leeds University in the UK, Alastair spent fifteen years working for two of the world’s largest consumer products businesses in sales, marketing and general management roles across Europe and into the U.S. and the Middle East. He was fortunate enough to work across several product categories and spend time living and working in both Saudi Arabia and New York City.

For the past eleven years, Alastair has focused on executive search, helping to found Snowdon Tate in 2004 and building a diverse business based in the UK but increasingly involved in recruiting leaders regionally and globally. In 2011, Snowdon Tate joined Signium as its UK arm and Alastair is increasingly involved in helping international clients find the best talent worldwide.

Outside work, Alastair has a wife and four children and is a keen cyclist and runner.



Angela Westdorf
Cologne, Germany

Angela is a partner within Signium in Germany and joined the Executive Search Industry in 1998. Her major industry focus is Life Science, i.e. pharmaceuticals, medical devices, hospitals and e-health companies. In addition she has long lasting client relationships in consumer electronics and manufacturing. Her clients range from start-up organisations to large global corporations. Sourcing of candidates for Angela’s executive search consulting is on a global scale.

Since 2013, she has led Signium's Global Life Science practice group.

Prior to her work with Signium, Angela spent several years at one of the largest TV broadcasting companies in Germany and worked as an editor in publishing.

In addition, she lived and worked in the UK and graduated in German and English literature and linguistics at Cologne University.


Charles Bien
Hong Kong, China

Charles Bien is Managing Partner of Signium Greater China, leading Greater China’s industrial search practice. Prior to Signium Greater China, Charles assumed a similar role at another global executive firm. He was Head of Human Resources at Caterpillar China and Yum! Brands, Greater China and before that, Principal Consultant at Hay Management Consultants Asia.

An experienced consultant as well as practitioner, Charles has accumulated close to 30 years of experience in executive search, corporate HR leadership, people and organization effectiveness consulting, as well as strategy consulting. He is experienced in all facets of people and organization management in particular executive recruitment, compensation and benefits, leadership assessment and development, organization development, as well as China market entry and start-up. He is highly experienced in managing and operating in China, having spent time in more than 30 cities. He was also based in Shanghai for three years. With a home base in Hong Kong, Charles spends over half of his time at Signium’s mainland China offices, travelling to mainland China almost weekly.

In addition to leading senior search assignments in the industrial and manufacturing sectors, Charles is also active in the food, retail and professional services sectors. Functionally, Charles focuses on top level HR and finance positions across all sectors. An active member of the management consulting and executive search communities, Charles is the Past President of Institute of Management Consultants Hong Kong, and a Board Member and Asia Pacific Honorary Treasurer of the Association of Executive Search Consultants – the worldwide professional association of retained executive search firms.

A Hong Kong born Chinese executive with a diverse international background, Charles has studied and worked in Hong Kong, mainland China, Canada, the United States and the United Kingdom. He obtained his master’s degree in Management Science and Engineering from Stanford University, his Bachelor’s degree in Industrial and Operations Engineering from the University of Michigan in Ann Arbor and has undertaken doctoral studies at the London School of Economics. He is fluent in Mandarin Chinese, Cantonese and Shanghainese dialects, as well as English. Apart from work, Charles is a skilled guitarist of the classical style, and an active tennis player.



Glenn Anderson
Cleveland, USA

Glenn Anderson is Signium's Americas Regional Director and Managing Partner of Signium USA  based near Cleveland, Ohio. His executive search experience focuses on finding C-Suite and senior executives for the industrial and financial service sectors. In addition to his work with publicly traded companies, Glenn has also been instrumental adding significant talent to the management teams of small to mid-sized privately-held and private equity-backed businesses. Experienced in international assignments, he was named by BusinessWeek in 2008 as one of the top 150 most influential headhunters in the world. 

Prior to starting Signium USA, Glenn has practiced executive search for 20+ years as a Partner at large and boutique retained executive search firms.  He currently serves on the Global Board of Directors of Signium and has also led Signium’s Industrial Practice Group. In 2012, he received Signium's highest recognition, the Chairman's Award, for his dedication and contributions. Prior to entering executive search in 1995, he was the president of a an industrial manufacturing company. He started his career with KPMG consulting in human resources, benefits, and compensation.  He is a frequent speaker on leadership and executive recruiting at various industry forums.

A native of Northeast Ohio, Glenn serves as the Chairman of the Board of Trustees of the Western Reserve Historical Society and served on the Weatherhead School of Management Alumni Advisory Council. He holds a BA from Ohio Wesleyan University and an MBA from The Weatherhead School of Management. Glenn and his wife live in  Northeastern Ohio. They have two grown children.



Stephen Ellett
Auckland, New Zealand

Stephen is Signium's Asia Pacific Regional Director and Director of Signium New Zealand. Stephen possesses a unique mix of executive search consulting experience and a commercial background acquired from extensive experience in sales and marketing within multinational corporations.

Prior to his involvement with Signium, Stephen spent over ten years within the fast moving consumer goods industry with global blue chip corporations such as PepsiCo and Energizer holding management positions in New Zealand and internationally.

Stephen has a Masters of Business Administration and Bachelor of Commerce (Marketing) from the University of Auckland.

Stephen has successfully managed many executive search assignments over his 11 years in the industry and has appointed chief executives, general managers, chief financial officers, chief technology officers, divisional heads and specialist technical roles.

These appointments span a wide range of industries and encompass the tourism, education, consumer goods, pharmaceutical, industrial manufacturing and services, publishing, local government, not-for-profit and technology sectors.



Klas Mårtenson
Malmoe, Sweden

Klas is Signium's Europe, Middle East, Africa (EMEA) Regional Speaker. He is also Chairman and Partner within Signium Sweden. 

Joined the Executive Search Industry in 1998. Prior to his work within Signium, Klas spent several years with in different managerial positions as a Group controller, Financial Manager, BA Manager, CEO (Subsidiary), VP Group and sits on Signium´s Board as Regional Director for EMEA.

Klas is a generalist with major in consumer, industrial, medtech and service companies in various sectors from middle-sized companies to large international groups of companies. 

Klas holds a Bachelor degree in Economics and Computer science from Stockholm School of Economics and University of Lund.