Who are we?



What is Tech Enthusiast and who is Markus Leinonen?

We are Educators


We've delivered trainings to thousands of Enterprise IT professionals from 2007.
From in-person to online.
From 1-on-1 to hundreds of participants.
From one-man bands to Fortune 500 mega-corporations.
With one common denominator:
Enthusiasm for Enterprise IT.

We are Simplifiers


Enterprise IT is fascinating! But we know it is also super complicated and always on the move.
Whatever we do, simplification is at the front and center. We want to make Enterprise IT easily understandable, accessible for all and fun!

We are Evangelists


We are technology junkies! We believe that technology has the power to do miracles and change the world.
It is our mission to deliver the latest cloud, data center, and AI news, events, and happenings to you. From all over the world, live and remote.

Tech Enthusiast


Tech Enthusiast has been a trusted training, services, consultancy, and Enterprise IT content provider for over a decade, delivering services with outstanding feedback and tangible results to industry top players such as AMD, Aruba Networking, Atos, Commvault, Fujitsu, Hewlett Packard Enterprise, Intel, Juniper Networks, Microsoft, NVIDIA, and VMware.

In addition, we serve all tech enthusiasts passionate about Enterprise IT through our YouTube Channel dedicated to learning all about this industry. Since its launch in 2019, the channel has extended Tech Enthusiast’s global presence, becoming one of the hottest Enterprise IT focused sources on the platform and the go-to hub for industry news and hot topics among professionals worldwide.

Markus Leinonen


Your instructor, Markus Leinonen, is a highly-skilled Enterprise IT instructor who has delivered trainings in over 40 countries across 4 continents, consistently receiving excellent feedback from students. Additionally, his signature Lightboarding trainings have become must-see and must-attend events for industry professionals worldwide.

Since 2019, Markus has become a household name in the industry thanks to his Enterprise IT YouTube videos — many of which have become the most-watched videos on the topic—coverage of major industry events. His creation of high-quality Enterprise IT content is driven by his passion for technology and videography, aligning with his commitment to empower people through education. His company’s recent shift to online courses is a natural next step stemming from Markus’s dedication to sharing his expertise with the world and enthusiasm for tech.

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