Harry Tolsma
Trainer, Mentor & Coach

how can I help you??


Throughout my career, I have been committed to educating others. Starting as a gymnastics instructor and athletic coach, I later transitioned into the IT industry. At a leading IT firm, I began as a trainer for programming languages and subsequently progressed to overseeing a team of 30-40 professionals.
Over the course of my 17.5-year tenure at Microsoft, I have been involved in Enterprise sales spanning multiple industries and dedicated the past five years to serving as a Technology Strategist, driving innovation alongside Microsoft partners for our clients. My experience also includes roles as a trainer, mentor, and coach, and I am keen to extend my support to you or your organization.



Drawing on my expertise, I will provide personal training or group sessions. 

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As a mentor, I leverage my knowledge and expertise to enhance your skills as quickly as possible. 

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As your coach, I will facilitate the process of discovering the answers that already exist within you. They are always there, but with my guidance, you will bring them to light. 

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 Area of expertise

Digitale Transformation

I enjoy assisting in the definition of a Digital Transformation strategy. The value it adds to the organization is crucial to that strategy.

Cloud Technology

I would like to assist in identifying how Cloud Technology can positively contribute to the achievement of Digital Transformation.

Microsoft Partner Management

Navigating the Microsoft partner system can be complex. I would like to assist you in maximizing the benefits of this partnership.


Navigating sales in a rapidly evolving world can be challenging. With over 20 years of sales experience, I am eager to guide you through this new landscape.