Health that performs. A life that lasts.
📍 Brisbane-based | 🌏 Australia-wide online | 👤 One-on-one only
You’ve landed here because you know nutrition and training matter. You just want a system that actually makes sense — and that you can own for life.
Premium health performance coaching for ambitious professionals who are done trading their wellbeing for their career.
Hi, I'm Sim.
I'm a qualified fitness coach and natural Pro Athlete in the ICN Bodybuilding Federation — and I still work full-time in corporate alongside running Longevity by Design.
I work with a small number of clients at a time so every program is genuinely personalised.
Built for the long game.
You’ve built a career. You’ve hit the targets. But somewhere along the way, your health got put on hold.
Longevity by Design exists for ambitious, driven people who are ready to treat their body with the same intelligence and commitment they bring to everything else. No fads. No extremes. Just a clear, evidence-informed pathway to energy, performance, and longevity - built around your real life.
The Three Pillars
Performance
Train smarter, not harder. Build strength, stamina, and daily energy that sustains your career and your life.
Precision
Nutrition, recovery, and habits dialled in. No guesswork - a clear framework built around your biology and your schedule.
Longevity
Health that compounds over time. Feel better a decade from now than you do today - and build the foundation that makes it possible.
The 6-Session Program — how it works.
$395 for the 6 sessions + cost of the MacroFactor app(s).
📋 Customised plan
Nutrition and/or training — built around your goals, schedule, and starting point
📅 5 Follow-up sessions
Progress reviews and plan adjustments at every session, delivered over approximately 2 months
Ready to get started? Book in for your New Client 6 session program.
🎓 Tools you keep
MacroFactor nutrition and training apps, onboarded and set up — yours to keep after the program ends
Is This You?
You’re driven, capable, and successful - but somewhere along the way, your health stopped keeping up.
You know you should feel better than this. You’re ready to stop guessing and start doing this properly.
You’re performing at a high level at work, but running on empty
You’ve tried the diets and the programs - nothing has stuck
You want real results, not another quick fix
You’re ready to invest in an approach that’s built around your actual life