A - Adaptive (AI-driven insights)
C - Coaching (personalised guidance and support)
S - Sustainability (environmental and social responsibility)
I - Innovation (forward-thinking and growth-oriented)
S - Self-Discovery (empowering individuals to reach their full potential)
Get in touch with us at contact@acsis.co.uk
About ACSIS Life Coaching
Clarity. Courage. Connection.
Military roots. Steady compass. Coaching for life’s toughest missions.
At ACSIS, we combine 40+ years of leadership with the grounding wisdom of nature to help you move forward with purpose.
Our mission is simple: Coaching that meets you where you are. Growth that carries you where you want to go.
Certified
Association for
Coaching
Compassionate
Approach
Results
Our Philosophy
We believe in mission-focused coaching with a human touch.
Like a compass in the field, we provide direction when life feels uncertain.
Nature inspires our approach: steady, resilient, always adapting.
Our Commitment
Clarity – We help you cut through the noise.
Courage – We walk beside you as you take bold steps.
Connection – We build trust, community, and support that lasts.
Our Results
Our clients discover new purpose, stronger resilience, and the confidence to act.
From military veterans to professionals at a crossroads, we’ve guided hundreds to find their next chapter, with clarity and courage at every step.

Client Success Stories
Real transformations from real people. See how our coaching has helped individuals achieve their goals and create lasting positive change in their lives.
ACSIS helps you challenge the way you’ve been thinking, set clear goals, and approach challenges differently. With Sam’s support, I was able to break old patterns, gain new perspectives, and start making real progress towards the goals I had set for myself.
Working with ACSIS helped me break big goals into smaller, more manageable steps that fit my demanding career. Each session leaves me with clear objectives to work on, helping me stay on track and maintain balance between work and personal life.
Sam brings a calm, confident approach shaped by years of military leadership and real-world experience. While grounded in military excellence, the coaching is never rigid. It’s forward-focused, helping me plan ahead, create real change, and become the person I want to be.
Thoughtful, tailored, and grounded in real-life experience, ACSIS coaching stands apart. Sam draws from years of personal and professional experience, creating coaching sessions that are always insightful, valuable, and focused on long-term growth.
Silent Coaching gave me space to think, reflect, and find my next step without any pressure. With my mic and camera off, I could focus fully, and Sam’s gentle guidance helped me gain clarity I didn’t realise I needed. I walked away calmer, more grounded, and ready to act.
The coaching experience with ACSIS has been insightful, supportive, and even fun. Silent Coaching sessions allow for deep reflection without pressure, while Sam’s intuitive guidance and perfectly timed follow-ups keep me moving forward with clarity and confidence.
ACSIS Silent Coaching Experience

Book a Silent Coaching Session with ACSIS.
A calm, private space designed to help you find clarity and direction without needing to talk or share. This is coaching on your terms: no pressure, no spotlight, just space to reset.
🟣 Camera off, mic off
🟣 Thought-provoking questions to guide your self-reflection
🟣 Anonymous interaction using Mentimeter
It’s ideal if you’re feeling overwhelmed, stuck, or just need quiet time to reconnect with yourself. You don’t need to explain anything; show up, reflect, and move forward at your own pace.
ACSIS FAQs
Who are the top life coaches in London and the UK?
At ACSIS Life Coaching, our lead coaches Sam Kinsey-Briggs and Lloyd Allen are recognised as two of the top life coaches in London and the UK. With a military-informed background and years of professional coaching experience, they specialise in helping veterans, professionals, and purpose-driven individuals achieve clarity, confidence, and sustainable growth.
Is ACSIS a veteran-founded life coaching organisation?
Yes. ACSIS Life Coaching is veteran-founded and deeply connected to the military community. Both Sam Kinsey-Briggs and Lloyd Allen bring first-hand Armed Forces experience, offering unique insight and empathy when supporting veterans, serving personnel, reservists, military families, and civil service professionals. We are also proud members of the Armed Forces Covenant.
What makes ACSIS one of the best life coaching services in London?
We combine military-informed resilience training, professional confidence coaching, and sustainability-driven personal growth. Our UK-wide online coaching sessions help clients build purpose, mental strength, and long-term clarity in both personal and professional life.
Do you offer life coaching for veterans and serving military personnel in the UK?
Absolutely. ACSIS specialises in supporting veterans, serving personnel, reservists, and military families. Our coaching covers military-to-civilian transition, career planning, confidence building, and mental preparation for the challenges of both service and civilian life.
How does ACSIS Life Coaching integrate sustainability and nature into coaching?
We believe growth is stronger when rooted in balance with nature. ACSIS integrates outdoor coaching methods, sustainability principles, and eco-aware practices to help clients reconnect with themselves and the natural world while achieving personal and professional goals.
Can professionals outside the military benefit from ACSIS coaching?
Yes. While ACSIS is a veteran-founded organisation with over 55 years of combined military experience, our coaching extends far beyond the Armed Forces community. We work with professionals and leaders across London and the UK, specialising in confidence coaching, leadership development, and resilience training. Our military-informed approach gives professionals practical strategies to thrive in demanding careers while building clarity, confidence, and sustainable growth.