Colleen Jack

Colleen Jack

Location: Johannesburg, South Africa


Colleen possesses extensive expertise in individual and team coaching, leadership development, and facilitation, backed by 20 years of impactful contributions. What distinguishes her is her ability to achieve positive outcomes and drive corporate strategy through innovative approaches. She excels at fostering interdepartmental collaboration, conducting corporate training, utilizing systemic coaching, and consistently addressing client needs.

She works globally with a diverse range of clients, including business leaders, professionals, entrepreneurs, and C-suite executives. Colleen aligns her coaching efforts with organizational strategy, fortifying businesses and careers to face future challenges. Her reach extends both in-person and remotely. She adeptly orchestrates group and team facilitation through instructor-led training.

In addition to her coaching prowess, Colleen specializes in designing and implementing tailored leadership development programs for corporate clients and interpreting a range of psychometric tools for high-potential individuals.

One of Colleen's remarkable achievements is having her program benchmarked by the International Coaching Federation for the prestigious Prism Awards. This transformational program spanned three years, benefiting 1,300 individuals and becoming a linchpin at a prominent telecommunications provider. The program's resounding success was evident, marked by a fivefold surge in monthly sales and a drastic reduction in the company's attrition rate from 25% to an impressive 7.15%.

Colleen is passionate about the professionalization of coaching and actively contributes in the following capacities: ICF-registered mentor coach, guiding coaches seeking ACC accreditation, ICF Volunteer for the Advanced Certification in Team Coaching (ACTC), ICF Volunteer for Coaching with Diversity, Equity, Inclusion, Belonging & Social Justice (DEIBSJ), and Evaluator of coaches at a Master level for COMENSA Master Practitioner.

Niche Areas of Expertise

  • C-Suite
  • Career Development
  • Emotional Intelligence
  • Team Effectiveness
  • Women & Leadership

Industry Experience

  • Agriculture
  • Education
  • Financial Services
  • Franchises
  • Green Energy
  • Healthcare Systems & Services
  • Telecommunications
  • Startups
  • Manufacturing
  • Nonprofit


  • English
  • Afrikaans


  • LINEA Academy - BA, Fine Arts


  • AIIR Coaching Mindset Index
  • AIIR Team Effectiveness Survey
  • AIIR Dynamics 360

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