Since 2013, I have led trainings and workshops for dozens of companies and their leaders, both domestically and internationally. Read about their experiences below.

Arko van Brakel
Arko van Brakel
General Director, Stedendriehoek Region, Netherlands
"Sonsoles has the ability to combine her life wisdom with creativity, design thinking, and certified professional coaching skills. This makes her a unique personality who can help entrepreneurs and leaders get the most out of their team. Sonsoles stands out due to her modest personality, which allows her to focus all her attention on the human aspects of each team and their leaders. Additionally, she is simply a super fun, kind woman with humor and a lot of self-reflection. A pleasure to work with!"
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Frank van Rooijen
Frank van Rooijen
Director, Cibit, Netherlands
"Every serious team, every leader, and entrepreneur deserves a bit of Sonsoles! Sonsoles understands the specific challenges within the IT sector. Her insight into the characteristic issues allows her to provide relevant and effective training. With enthusiasm and expertise, Sonsoles has developed several new trainings for us, including: Leading a Team Collaborating in a Team Team and Stakeholders Sonsoles is not only theoretically knowledgeable but also hands-on and dynamic in her approach. She genuinely listens to the needs of her participants. Her analytical skills enable her to understand complex situations and offer practical solutions. What truly sets Sonsoles apart is her ability to empower people. She creates a safe environment where participants feel free to learn and grow. Sonsoles does not apply band-aids or quick fixes; she genuinely enables participants to solve their challenges and make permanent changes. But above all, Sonsoles is a wonderful person to work with. Her positive energy and engagement make her a valuable asset to any team."
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Dan Thomas
Dan Thomas
Enterprise Community Manager Lloyds Banking Group, London
“Sonsoles is a brilliant consultant and communicator with a passion for helping people be happier at work. Her insights into leadership and feelings are really inspiring – if you want someone to help change your business, she’s the one to choose!”
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Jesús Ruiz
Jesús Ruiz
Research Business Manager, Miltenyi Biotec, Madrid
"A luxury of a person and a 5-star professional."
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Eleonore Trenado
Eleonore Trenado
Founder Mon Coin Studio, Athens
“Sonsoles is the one who brings peace and lightheartedness into the team.”
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Niels Maerten
Niels Maerten
Software Engineer, België
“Sonsoles taught me a terrific tool to align my team.”
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Andrew Herbert
Andrew Herbert
Founder Cangler Analytics, Germany and Australia
“During our online sessions Sonsoles helped me with managing our advisory board, team delegation, equity compensation, and developing myself as a leader. I highly recommend her as an awesome team, business and leadership transformation consultant and as an awesome person!”
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Terena Spijker-Kroon
Terena Spijker-Kroon
Founder Onderwijs2Go, Netherlands
"Sonsoles provided a wonderful experience during a training on managing and delegating, including a delegation game. I gained a lot of insight into how much space there is to complete a task, collaborate, or propose and implement an idea. I was also able to apply the insights in the field of education. Sonsoles, thank you so much!"
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Simon Fogg
Simon Fogg
Operational Support Claritas, United Kingdom
“I love the practical implementability of Sonsoles’ courses.”
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Ivonne Cabrera
Ivonne Cabrera
Mexuar Consulting, Costa Tropical, Spain
“Sonsoles’ success working with high level teams and executives can be attributed to her focused and calm demeanor. She made everyone feel well taken care of.”
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Juan Peralta
Juan Peralta
CTO, Mexico
“I really recommend Sonsoles’ materials and courses. They are really helpful and accurately suited for the challenges that different companies, especially technology companies, are facing today.”
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The Gifted! Foundation
The Gifted! Foundation
Fellow board members, Netherlands
"Sonsoles is a true visionary, with her focus on the bigger picture and the goal at hand. She is attentive to the people around her and recognizes the qualities of others. This made her contribution to the foundation immensely valuable over the past few years! She was a pleasant, cheerful presence during meetings. Always positive, forward-looking, and a unifying factor in our work for the foundation."
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Fons Feekes
Fons Feekes
Boardroom Advisor, Belgium
"Sonsoles was able to engage the entire group and exceeded our expectations. If you are looking for something unique and exclusive, do not hesitate to collaborate with Sonsoles!"
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Adnan Salim
Adnan Salim
Data Analyst | Co-Founder, United Arab Emirates
"Sonsoles is the real deal and someone whose advice I would never second guess. She has a keen eye for what's essential at each stage of business growth. She helped our startup in two key areas: firstly, by improving the dynamics of our expanding co-founding team, and secondly, by refining our business model. Her prompt advice to prioritize sales and hire a skilled salesperson proved to be a game-changer for our strategy. Sonsoles consistently demonstrates a keen sense of practical wisdom and a deep understanding of the intricacies of business dynamics. Her advice is always clear and directly applicable to the challenges at hand, and it always makes sense. She is dedicated and genuinely committed to the best interests of those she advises, consistently going above and beyond to maximize the impact of her contributions. Her blend of practical advice, strategic insight, and genuine concern for others' success sets her apart and makes her an invaluable asset to any business venture."
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Néstor Alonso
Néstor Alonso
CEO and Founder Prealerta, Canary Islands, Spain
“Sonsoles helped me align my multidisciplinary team spread over 7 islands. She commands Zoom, but her true USP is making a distributed team feel and act like a team. This is of the essence to me since my team executes safety and risk management plans for events involving large crowds.”
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Mark Farragher
Mark Farragher
Founder MDFT Europe, Netherlands
“I’ve hired Sonsoles many times to help me with my AI teams. Sonsoles runs online sessions as if they are local. She keeps everyone productive and accountable with a mix of natural leadership, positive energy, and humor.”
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Michael Shell
Michael Shell
Global Leadership Partners Asia, Japan
“Sonsoles helped us effectively prepare for our team coaching engagement. She was very insightful, caring and not afraid to challenge us when needed. I highly recommend her systems coaching services!”
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Marko Ciciliani
Marko Ciciliani
Professor Computer Music Graz University, Austria
“Sonsoles is an artist of the 21st century, who understands artistic practice not only as the mastery of a particular domain, but as an activity with social consequences. She shares her understanding of the creative process with businesses as an organisational designer.”
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Alissa Rentowitsch
Alissa Rentowitsch
Co-Founder Workademy, Berlin
“Sonsoles was a mentor during our Founder Institute Accelerator batch. She is an empathetic professional who provides knowledge through positivity, which has a lasting effect and is a lot of fun. I would recommend Sonsoles any time and I am sure that our paths will cross again – looking forward to it!”
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Elly Scheepers
Elly Scheepers
Founder Job Search Club West-Brabant, Netherlands
"Sonsoles deserves a prominent stage in the field of organizational consulting."
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Harry van Ingen
Harry van Ingen
Founder Bald Consulting, Netherlands
"Excelling and moving forward are the only options for Sonsoles."
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Clients with whom Composition8 has worked

Contact Sonsoles

"Schedule a free introductory meeting, where we will discuss together which training can take your organization and teams to the next level."