Executive and Leadership Coaching

You are already good - let’s make you unmissable.

A private coaching experience for ambitious leaders ready to lead with clarity, speak with conviction and become the one people talk about in rooms you’re not in.

(Limited spots available - tailored 1:1 coaching for high-potential professionals.)

You don’t need another generic leadership course.

You already know how to do your job. You’ve got the experience, the drive and the results to prove it.

But for some reason:

  • You’re still not being seen as the natural next-in-line for promotion

  • You’re holding back in meetings, second-guessing your voice

  • You feel burnt-out trying to prove your worth again and again

  • And deep down, you know you’re not showing up as the leader you could be

This isn’t about working harder.

It’s about becoming unmissable.

Introducing:

The IMPACT Method

A 6-step leadership coaching experience that will help you build unstoppable confidence, master executive presence and become the kind of leader people want, trust and follow - without burnout.

I - Identity

Build authentic, unshakable confidence and rewire self-doubt
Strip away the noise and reconnect with who you are as a leader. Build the kind of inner certainty that no feedback, failure, or boardroom glare can shake.

M - Mental Clarity

Think clearly under pressure, build emotional resilience, and stay focused on what truly matters
Train your mind like a high-performing athlete — able to cut through overwhelm, silence distractions, and stay sharp no matter the stakes.

P - Presence & Communication

Become the presence people can’t ignore and get your voice heard
Master your body language, energy, and communication to command respect in any room — from difficult 1:1s to high-stakes board presentations.

A - Authority Positioning

Become the go-to leader people trust and talk about
Build a reputation that leads to doors opening, roles expanding, and influence compounding — even when you're not in the room.

C - Career Trajectory Engineering

Design your future with clarity, purpose, and strategic intent
Take control of where you're headed. Align your strengths with your ambitions and start leading from vision — not reaction.

T - Thriving Under Pressure

Show up calm, clear, and composed every time it counts
In high-stakes moments, it’s not just what you know — it’s how you show up. Learn to regulate stress, lead with composure, and execute with confidence when others freeze.

You don’t have to be loud to be powerful.


My clients include:

  • Senior leaders navigating career leaps

  • Managers ready to transition into exec-level impact

  • Professionals rebuilding confidence after burnout or plateau

  • Experts who want to lead without losing themselves

Whether you’re leading a team or running the show, this method adapts to your real-world challenges.

This is for you if you’re…

  • Ambitious and know you’re meant for more

  • Sick of self-doubt and ready to lead with power

  • Wanting to be seen, respected, and trusted at a higher level

  • Willing to do the inner and outer work to become unmissable

Ready to lead like the top 1% — without burning out to get there?

Apply for 1:1 coaching today and let’s build your impact strategy.
You bring the potential, I’ll help you unlock the version of you the world’s been waiting to see.

Your Coach

“My mission is to make success an option for every leader, that is willing to take the first step.

My promise to you is that I will guide you through the uncertainty and discomfort of change in order to achieve the success that you thought was impossible for you and your team”.

Ilias Elsdon-Rentoulis, MBA

Head of Improvement, Qualified & Accredited Coach, Lean Change Black Belt

Why Improve to Succeed Coaching

  • I have had sessions with Ilias in a difficult situation in my life when I needed to make important decisions towards the right, for me, direction. I have started gaining clarity from the first session and by the third I felt confident and stress-free to action the plan that he has helped me to put in place towards a more fulfilling life in general. I have been very happy with the coaching approach that Ilias is providing through his practice, Improve To Succeed, and would highly recommend him with no doubts.

    Bill Panteleon

  • Ilias is a fantastic coach. He is a fantastic listener and leads the conversation effectively. Through our session I learnt much more about myself and how I can make changes to improve the areas I need to and take the next steps towards my goals. I would highly recommend Ilias.

    Alex Fraser

  • I‘ve had the opportunity to be coached by Ilias and was able to address challenges that were blocking me from reaching my full potential. Ilias has a unique ability to move beneath the outer layer and surface deeper motivations and challenges. His positive demeanor is encouraging to move past emotional blockers and focus on a brighter future.

    Imma Baettig

  • From the second session I have seen such a huge improvement!!! Ilias is incredible!! Before I was so unmotivated without the willingness to succeed and I truly felt so lost. Now I can confidently say that I can see myself achieving my goals in a heartbeat!!

    Vickie N.

  • Ilias has been great during my coaching with him. Straight away I felt comfortable and able to open up easily to get the most out of the sessions. Throughout the process he has been very professional and respectful but really challenges me to think differently and keep on track with what I want to achieve. Thanks so much for everything!

    Amy Hindley

  • I would 100% recommend Ilias. He is a great coach. He is so professional and his use of powerful questioning is brilliant. He really makes you think of things you hadn’t before and holds you accountable. He’s a lovely man too which makes the sessions a bit of fun and easy to have good rapport with him. Thanks Ilias:-)

    Sarah Ryan

  • I asked Ilias to help me gain confidence in my performance for my upcoming World Surf competition as a member of the National Greek team. He is very methodical and practical in the way of approaching every session. He helped me through his immediately actionable coaching methods and I can not thank him enough. I feel mentally prepared and ready to give it my all!

    Rene Tsarpali

  • Ilias is a genuinely kind person who takes his role in supporting others very seriously. He has a wealth of experience in his own life and deep understanding of coaching methods through his studies and precious work as a nurse, and is able to bring that together to really help people in all walks of life. He was a huge help to me in helping me understand and deal with anxiety challenges in particular. Anyone who goes to Ilias for coaching will be met with an authentic, kind and experienced coach who will use all at his disposal to help you.

    Pip T.

Get started with

Improve-to-Succeed Coaching, today.