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“Sietsche has a sharp eye for intra-group processes, manages to reveal hidden sentiments and digs a little bit deeper, whilst making sure the atmosphere encourages learning. A unique and very successful combination.”

Regional Manager, Transport Industry.

Netherlands (the)
Dutch, English
Coach, Trainer, Facilitator
My best story

"He started to open that inner door. It felt less locked than he had expected… What would be there, a new step, a different perspective? What would be the impact of fresh oxygen…"


An experienced coach, trainer, consultant and psychotherapist. Sietsche combines consulting expertise in organisational psychology, leadership and personal development with business, management and psychotherapeutic experience. This blend of experience and knowledge underpins her work to support individuals and teams to improve performance, achieve results, increase impact and experience more meaning, satisfaction and fun in and outside work.

Areas of Expertise
  • Executive coaching
  • Change management
  • Conflict management
  • Effective communication, emotional intelligence and influencing
  • Team building and development
  • Presentation skills
Licence to Practice

Prior to her international coaching career, Sietsche worked in management consultancy in the Netherlands (KPMG Consulting) and London (Gemini Consulting), focusing on the people side of change and transformation. She then moved to Learning & Leadership development in Shell. Alongside her coaching career, she continues to grow her own psychotherapy practice.

  • MSc in Organisational Psychology, Rijksuniversiteit Groningen
  • MBA, Imperial College in London
  • BIG registered psychotherapist
  • Certified in MBTI, CPI, Insights Personal Discovery and IOPT
  • Member of ICF (International Coaching Federation)
Satisfied clients, include

Shell, Atradius, NS (Dutch Railways), Post NL, Black Bear Carbon, Novartis.

Three words that
describe me
  • Sharp
  • Present
  • Curious

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