Aldert Oomkens

Aldert Oomkens

Waddinxveen, The Netherlands


  • EMEA

Aldert Oomkens is an experienced executive coach specializing in leadership development, change management, organization development, and training. His drive is to stimulate high-performance cultures by unlocking the full potential of leaders, teams, and organizations.

For ten years, he worked at Atos as a project manager and consultant in complex Business Intelligence and Business Process Improvement projects. He has successfully managed numerous complex projects in different organizations and industries globally. Frequently, he leads change efforts as a member of a Management Team to keep his practical experience up-to-date.

He has over 15 years of experience in providing Leadership Development Programs at all leadership levels in global organizations, including Shell, RWE, Landis+Gyr, Osram, Ledvance, Henkel, Philips, Unilever, DNV-GL, GCO, CGI, and Exact. His experience spans multiple industry sectors, including Energy, Technology, Engineering, FMCG, Industry, Aviation,  Insurance, and Event Management.

As a team coach, Aldert supports leadership teams as they discover their vision and transform into High Performing Teams.

Aldert sees coaching as a creative partnership with his client, exploring the different elements that drive behavior and focusing both on the individual aspects and the organizational context. He has a positive and human approach to motivating people to experiment with new behavior, evoke transformation, and strengthen self-confidence. He serves as adjunct faculty at Business School TIAS from Tilburg University, where he coaches international executive MBA students on personal and leadership development.

Aldert coaches in both Dutch and English.


  • Certified IRC Trainer
  • Certified Project Manager Prince2 Practitioner (ISES)
  • Certified Team Coach (TCI)
  • Co-Active Coach (CTI)
  • Cross Cultural Communication, (Lewis Communications)
  • DiSC
  • Myers-Briggs Type Indicator (MBTI), Step I & II
  • Organization and Relationship System Coaching (ORSC)
  • The Leadership Circle Profile (TLC)


  • Registered Professional Trainer
  • Bachelor of Information and Communication Technology, University of Applied Sciences, The Hague (Strategic Information Planning)

Practice Areas

  • Change Management
  • Conflict Resolution
  • Cultural Awareness
  • Executive Coaching
  • High Performing Teams
  • Influencing
  • Leadership Development
  • Stakeholder Engagement
  • Team Coaching
  • Training & Development
  • Workshop Facilitation