Our Services
Our commitment is to exceed your expectations

Onboarding
Combining innovative technologies with human connection, we offer a comprehensive and customized solution for everyone – from New Joiners to Hiring Managers.
Onboarding
Combining innovative technologies with human connection, we offer a comprehensive and customized solution for everyone – from New Joiners to Hiring Managers.

Train the Trainer
Our awarded training series transforms Trainers. A holistic and modern program that redefines modern Teacher Training.
Train the Trainer
Our awarded training series transforms Trainers. A holistic and modern program that redefines modern Teacher Training.

Soft Skills Training
Change Management, Communication Skills, Customer Excellence, Emotional Intelligence, Gen Harmony, Leadership Skills, Presentation Skills, Stress Management, Teamwork, Time Management.
Soft Skills Training
Change Management, Communication Skills, Customer Excellence, Emotional Intelligence, Gen Harmony, Leadership Skills, Presentation Skills, Stress Management, Teamwork, Time Management.

Open Programs
Selected soft skills training programs offered as open seminars for professionals and groups. A unique opportunity for experiential learning with immediate impact.
Open Programs
Selected soft skills training programs offered as open seminars for professionals and groups. A unique opportunity for experiential learning with immediate impact.

eLearning
The modern, gamified solution with AI elements that supports self-directed learning paths but also blended programs through two worlds: Game Tree Academy and Knowledge Garden.

Interviewing Skills
A tailor-made program for Recruiters and Hiring Managers, designed to enhance every stage of the interview – before, during and after.
Interviewing Skills
A tailor-made program for Recruiters and Hiring Managers, designed to enhance every stage of the interview – before, during and after.
TESTIMONIALS
1
+
Years of Experience
What Our Clients Say About Us
This seminar was excellent, very fun, we really enjoyed the interactive exercises and bonded as a team through the process. I highly recommend it!
Georgia Kourempi
Metlen | Time ManagementVery well-structured, concise, and to the point. I’d like to highlight the outstanding presence of the speakers. They shared their knowledge in a simple and highly understandable way. All three were excellent!
Eurobank Executive
Interviewing SkillsThe program was enlightening and impactful. The content as well as the instructors' skills really made the difference.
Thenamaris Executive
Team EffectivenessA meaningful approach to the training process, highlighting key points and focus areas that a trainer should consider—both in relation to their audience and themselves. Undoubtedly helpful.
AB Vassilopoulos Executive
Presentation SkillsA truly constructive program with very friendly and approachable trainers.
Stavroula Zerva
The Smile of the Child | TeamworkThe people at Game Tree have deep expertise in their field. With a thoughtful and well-structured approach, they’re able to share practical knowledge that transforms you quietly, yet meaningfully.
Athanasios Belantonas
AB Vassilopoulos | People ManagementThe benefit of this seminar goes beyond having extra tools to deal with difficult situations. The main gain was being able to see the company increase its common ground, its understanding of each other and gaining a new sense of what can be achieved together.
Augmenta Executive
LeadershipExcellent approach, creative delivery, and seamless coordination. Thank you very much.

