ISL delivers evidence-based leadership development for CEOs, executives, and leadership teams, building strategic capability, resilience, and impact.


Established in 2001, ISL is Australia’s premium provider of executive leadership development and senior leadership programmes. We deliver world‑class residential leadership development programmes for CEOs, senior leaders, and teams, alongside in‑house high‑performing team development and executive coaching.
Our evidence‑based approach builds high‑impact leadership performance with measurable organisational results, underpinned by ISO 9001 accreditation and an uncompromising commitment to quality.
175 World-Class Residential Leadership Programmes
500+ Days of In-house Development Workshops
3000+ Alumni
We have a reputation for listening. This ensures we understand you and your organisation so we can tailor the right support at the right time. We are with you all the way.
All of our programmes and workshops are evidence-informed through SmartLeader Diagnostics, a comprehensive, integrated and insightful set of individual, team, and organisational diagnostic tools that have been used by more than 10,000 people.

Leadership matters. Great leaders deliver great results
Trusted by organisations for executive leadership development and leadership capability.