Ruma Biswas

Executive Coach & Facilitator

About this Coach

Our coach, a Swiss national, is an executive coach based in Taiwan. He has extensive experience working with senior executives and leaders from various industries, ranging from banking to pharmaceuticals, from electronics to food & beverage and retail, coaching and supporting them in leveraging their strengths and experience to further develop their leadership.

In his coaching & team development practice, he combines the extensive industry experience acquired in Asia with techniques grounded in research and a clear business focus to guide his clients towards more impactful results for themselves and their teams. Beyond helping his clients in key areas such as communication, strategic roadmapping, conflict resolution, waste reduction, and creating visibility within the organization, he enables his clients to develop a systemic view of their organization.

Coming from a multi-linguistic environment and having worked with senior executives from very different parts of the world (including as an intercultural trainer) he brings in the Cultural Intelligence dimension to leadership development when working with multinational teams and/or in expatriation.

Our coach spent 19 years in the semiconductors and mobile industry with over 7 years as a Senior Director in Asia. From 2013, he has refocused his activities towards supporting local and foreign managers in Greater China to improve their leadership efficiency and consequently helped them improve their teams’ productivity. He invested extensive efforts to build up skills and methodologies to stimulate collaboration within local and mixed-cultural teams. Our coach is certified at Harvard Law School for their program on negotiation. He has been supporting CEO’s, GM’s, and middle management in reaching strategic alignment.


  • Electronic Engineering – Swiss Federal Institute of Technology Zurich
  • BS Engineering & Business – FH Zurich
  • Mediating Disputes Certificate – PON Harvard Law School
  • NLP Master Practitioner – iNLP
  • Scrum Master Certificate –

Expertise / Services Provided

  • Executive Coaching
  • Collaboration and Conflict Resolution Consulting & Facilitation
  • Organizational Change Consulting & Facilitation
  • Strategic Roadmapping Consulting & Facilitation
  • Process Improvement & Waste reduction Facilitation

Assessments / Tools

  • Kolbe Index – Certified Kolbe Consultant
  • Harrison Assessments
  • TrueProgress 360 Degree Assessment
  • POA Optimism Assessment


  • English (fluent)
  • French (fluent)
  • Spanish (fluent)
  • German (conversational)
  • Italian (native)

Corporate Experience

  • 19 years experience in the Semiconductors and Mobile Industry with over 7 years in a Senior Director position in Asia
  • 7 years experience as founder and director of CELISO Tech a consulting company based in Taiwan
  • Coaching C-Suite clients

International Exposure

  • Born and raised in Lugano, Switzerland, from a bi-lingual family, Italian and German.
  • Studied and worked for 16 years in Zurich, Switzerland
  • Worked with teams and clients in France, Italy, Sweden, the UK, China, Taiwan, Singapore, Japan, Korea, Pakistan, Greece, USA, and Germany
  • Lived in China and Taiwan
  • Married for over 20 years with an Argentinian

Selection of Clients
Executive Coaching / Seminars / Workshops

  • Carrefour
  • Credit Agricole
  • Pernod Ricard
  • ST Microelectronics
  • ASML
  • Scania
  • Thales
  • SHL

[email protected]