ABOUT US
Boost your confidence, master the field, become a certified professional. Learn to use all the related tools, walk into a job and be a rock star from day one. The skills you need to become a real professional and thrive in your career.
Our Story
Stacked Learning emerged from AJ Stack Solutions (AJSS) - the Engineering and Field Service Support experts to the Oil and Gas, Power Generation and Mining Industries. Building on their 400+ combined years of engineering training experience, AJSS paired with the experts in digital education to create Stacked Learning.
Stacked Learning emerged to provide immersive, experiential learning for technical disciplines. Realistic simulations of real-life scenarios and hands-on challenges embeds skills and knowledge for a natural online to on-site transition.
Has your training provider moved beyond digital slide decks? Do you emerge refreshed ane energised? Stacked Learning upgrades the user experience by delivering highly technical content and transferable skills in a fresh and enjoyable modality.
Has your training provider moved beyond digital slide decks? Do you emerge refreshed ane energised? Stacked Learning upgrades the user experience by delivering highly technical content and transferable skills in a fresh and enjoyable modality.
Stacked Learning are excited for you to join us in transforming digital education and the Oil, Gas, Power Generation & MIning sectors one learner at a time. Contact us to learn more!

Our Mission, vision and core values.
Our vision
To advance professional learning through innovative, hands-on experiences powered by the latest technology, enabling individuals to grow with confidence, purpose, and future-ready skills.
Our mission
To deliver practical, industry-relevant training through cutting-edge technology and expert-led instruction, empowering learners to build real-world skills and achieve meaningful growth.
Our Core Values
At Stacked Learning, we value a Learner-First mindset, drive Innovation, deliver Practical Excellence, act with Integrity, and stay grounded in Industry Relevance to meet real-world needs.
PASSIONATE ABOUT SHARING KNOWLEDGE
From our Engineers to our Learning Technologists, we combine our expertise enhance learning from every angle. Our commitment to the highest quality in learning is what drives excellent outcomes.
WE SOLVE AND INNOVATE
The work we do requires problem-solving, design thinking and collaboration between fields.
WE LOVE TO EXPLORE
We explore what’s possible, refine what’s useful, and build what works.
WE TAKE IT STEP-BY-STEP
From concept to execution, we manage the entire production process with precision.
WE KEEP IT SIMPLE
Curating cutting-edge technology, we enhance our learning, and focus on practical learning.
WHAT CAN WE DO
SAFETY TRAINING
Make safety training fun and interactive with our custom-built animated modules. Cover any topic specific to your site and include knowledge checks and verification for maximum effectiveness.
MAINTENANCE TRAINING
Enhance your maintenance process with interactive games, and visual simulations, using a standard work approach. Test operator's knowledge and improve efficiency with digital twin technology and stripping and rebuilding components simulations.
EQUIPMENT OPERATIONS TRAINING
Creating digital twin of your equipment with any level of complexity, from simple surface render to full exploded view, we animate operating parameters and allow users to experiment with conditions.
WORK INSTRUCTION AND PROCEDURE ANIMATION
Bring your work instructions and procedures alive by making them interactive and gamified online modules. Test team understanding, verify adherence, and practice safely before field execution.
THE FACES BEHIND OUR SUCCESS
ARTHUR STACK
Managing Director
With almost 40 years of experience in the Marine, Oil and Gas and Power Generation industries, Arthur brings a mature mix of technical and business management skills, together with a strong network of industry contacts and exposure to global projects.
ALASDAIR LEE
Training Director
Dr Alasdair Lee is a highly experienced learning and development professional who started his career as a teaching and research academic before moving on to a career working with some of the biggest global Mining and Oil and Gas companies in training and organisational development.
PETER HOOTSEN
Business Director
Peter holds a Degree in Mechanical Engineering (Hons) from Monash University and an Advance Diploma in Electrical and Instrumentation Engineering from the Engineering Institute of Technology in Perth. Peter has 9+ years of experience working within the Gas Transmission Industry and began his career with Jemena in 2010 as a graduate Engineer.
ANTHONY RYAN
Business Director
Anthony started as a Drilling and Well Completions Engineer after earning a Petroleum Engineering degree (1st Hons) from Curtin University. He later worked on the Northern Endeavour FPSO, gaining expertise in well management, process systems, and production optimization to improve efficiency and reduce operating costs.
MARK FITZGERALD
Business Development Director Asia
Mark Fitzgerald, Business Development Director for Asia at Stacked Learning, leads sales and operations across 22 countries. He develops regional strategies, budgets, and forecasts, aligning with company goals. With strong leadership and proven expertise, he drives growth and operational excellence in diverse, complex markets.
ROBERT GRAF
Technical Director & Advisor
Bob, with a background in Mechanical Engineering and an MBA in International Finance, began his career at Pratt & Whitney before joining Solar Turbines in 1980. He held senior technical roles in Asia Pacific, specializing in gas turbine systems and controls. In 2020, he became Technical Director at AJSS Singapore.
ALISON ROBB
Non-Executive Director
Alison holds a Master’s in HR Management and has over 20 years of experience in the Oil & Gas industry across the UK and Australia. She worked in logistics, sales, and HR roles with companies like BP and Solar Turbines. With strong business acumen and leadership, she now supports AJSS’s growth and development.
TOM CHAPMAN
Non-Executive Director
Tom graduated in Physics from London University and has built a diverse career in engineering, including roles in R&D, product design, and technical services. He held senior positions at Cummins and Solar Turbines, later serving as Managing Director in Australia. He now consults in vibration and condition monitoring.