Our Partners

The practitioners
behind every programme.

Every cohort is co-led by at least two of our partners, and you know who they are before you commit. Former corporate leaders who have held the roles your participants are navigating.

The team

United by one shared purpose.

What connects us all: shared corporate leadership transition into human development centred work.

Ana Pais
Ana Pais
Partner · JustBU

Founder of JustBU, specialising in career coaching and professional development. Extensive experience supporting professionals through transitions, helping them build clarity, confidence and strategic direction for the next stage of their careers.

Anne Gelebart
Anne Gelebart
Partner · Women in Leadership

15 years of international leadership experience across France, the UK and the Netherlands, including roles at Starbucks and Danone. ICF PCC Leadership & Team Coach and accredited Coaching Supervisor with 2,600+ coaching hours. Former board member of Work in the City Amsterdam, fostering connection, peer learning and mutual support through professional networking and development events for women. Passionate about helping leaders lead with authenticity, confidence and empathetic connection.

Jean-Christophe Peret
Jean-Christophe Peret
Partner · Out of Choice

Founder of Out of Choice, supporting leaders through career and life transitions. Brings strategic thinking and human-centred coaching to help leaders navigate complex moments of change with clarity and purpose.

Julieta Timane
Julieta Timane
Co-Founder · 20+ Years in HR

20+ years of international HR experience across Japan, Malaysia, Singapore and Europe. Certified Career Transitions Coach with 200+ leaders supported. HR expert in leadership adaptability and organisational learning. University Lecturer in Human Resources and Leadership Development. CIPD Level 7 Advanced Certificate in Human Resources Development.

Theresa Baumel
Theresa Bäumel
Partner · In-Fusion

18 years of experience in HR leadership across international organisations. Specialist in leadership development, people strategy and first-time manager transitions. Co-lead on Stepping Up.

Join as a Co-Lead

Deliver your expertise.
Grow with us.

We are always looking for experienced practitioners to join our co-lead network. If you have held senior roles and want to share that experience through structured, high-impact programmes, we would love to talk.

Express your interest →
Benefits for co-leads
📅
Monthly online networking meetings
Stay connected with the full co-lead network. Share learnings, opportunities and peer support every month.
🎯
Quarterly in-person networking meetings
Meet face to face with co-leads every quarter. Build relationships that go beyond the programmes.
📈
Business opportunities
Earn from delivering sessions and earn more by referring new corporate clients. Your network becomes a source of income.
⭐
Co-lead shout-outs
When you launch something new, TAC actively promotes it across our network and channels.
🏝
Annual co-lead weekend retreat
A dedicated annual retreat for the full co-lead network. Time to reflect, reconnect and build together.

"What connects us all: shared corporate leadership transition into human development centred work."

We are a network of international leaders who combine years of corporate leadership experience with firsthand experience of navigating mid-career transitions ourselves. We partner with organisations to support employees through moments of significant change.

The Achievement Company Leadership Transitions Network