Core Four Purpose — Discover who you are as a leader | OPTT
Core Four Purpose

You know what you do.
Do you know
who you are?

Most leaders know their numbers better than they know themselves. Core Four Purpose changes that.

Start Core Four Purpose →
Alex Parengkuan
Why this matters

You perform.
But from whose
foundation?

You've built a business. Made decisions. Delivered results. But how often have you stopped to ask: who am I actually — and does what I'm building still match who I am?

Most leaders know their revenue targets better than their own boundaries. They know their calendar but not always their limits. That's not a weakness — it's a blind spot that costs silently.

“One decision made without self-knowledge costs more than this programme.”

The programme

Four domains.
One foundation.

Through focused assignments in an online environment you map yourself — as a person and as a leader. Not theoretical. Concrete and personal.

01
Passions
What gives you energy? What would you do if money weren’t a factor? Passions are the engine behind sustainable performance. When you’re not aware of them, you leak energy without knowing it.
02
Talents
What do you do effortlessly that others find difficult? Talents aren’t always where you work hardest — they’re where you’re most yourself. This domain makes your real strengths visible.
03
Values & Principles
What are your non-negotiable rules? Which principles drive your decisions — even when no one is watching? Leaders who know their values decide faster, more consistently and with less regret.
04
Roles
Who are you in your different contexts — as a leader, as a partner, as a parent, as a person? Roles can conflict. This domain makes that tension visible and gives you the choice.
Choose your entry point

Solo or with
a group.

Core Four Purpose Self-Guided
297
Excl. VAT · One-time · Lifetime access
  • Instruction videos per domain
  • Four modules — one per domain
  • Written reflection tools in Huddle
  • Lifetime access
  • Fully self-paced — no live sessions
Start Self-Guided — available immediately →

Self-directed. No live sessions.

Core Four Purpose Private Intensive
2.500
Excl. VAT · One-time · Fully personalised
  • Everything from DIY
  • 4 × 2 hours live Zoom — with Alex only
  • Fully personalised programme
  • Own pace between sessions
  • Direct WhatsApp access during the programme
  • Lifetime access to all materials
Start Private Intensive →

For those who know their situation doesn’t fit a group.

Is this for you?

This programme is for
leaders who take
themselves seriously.

This is for you if
  • You're a founder, CEO or entrepreneur
  • You perform well but sense a deeper layer is missing
  • You want to lead more consciously — from who you actually are
  • You're willing to look at yourself honestly
This is not for you if
  • You're looking for a quick fix
  • You don't want to make time for self-reflection
  • You believe soft questions don’t influence hard results
The next step

Purpose gives direction.
REWIRED gives
capacity.

Core Four Purpose is the foundation. Core Four REWIRED is the engine. Someone who knows themselves and optimises their biology operates at a level most people never reach. The two programmes reinforce each other — in that order.

Learn more about Core Four REWIRED →
Alex Parengkuan
About Alex

Two decades.
One conviction.

Physiotherapist. Sports physio. Performance coach. 22 years of experience. The Core Four method is built on one conviction: you cannot optimise your biology without knowing who you are.

Purpose and performance are not opposites. They are each other’s prerequisite.

Read the full story →
Start here

Know who you are.
Lead from
foundation.

Choose your entry point. Start immediately or join the first group.

Start Group Programme — €795 → Start Self-Guided — €297 →

The first group starts once we have 5 participants.