Transformational Team Coaching for High Performance
Experienced. Bespoke. Effective.
What Makes An Effective Team?
Effective teams are more than just a group of people working together…
They are high‑performing collaborators who consistently deliver results while learning and adapting as they go.
According to research from the Chartered Institute of Personnel and Development (CIPD), the most successful teams share several evidence‑based characteristics:
Trust and support each other
team members feel safe to share ideas and take risks
Have clear goals and roles
everyone knows their purpose and responsibilities
Communicate openly
knowledge and expertise are shared freely
Reflect and adapt
regularly review processes to improve performance
Invest in development
coaching, teambuilding, and strengthen collaboration
Even Strong Teams Face Challenges
Great teams can still encounter obstacles - especially in today’s fast-changing world:
Conflicting priorities or unclear goals
can lead to frustration and disengagement
Hidden tensions or poor collaboration habits
can quietly undermine performance
Leaders are often pulled in multiple directions
driving results, supporting individuals, and keeping the team empowered and aligned.
Remote and hybrid work
can make communication, trust, and cohesion harder to maintain
Resistance to change and adapting too slowly
even strong teams can struggle when processes, priorities, or market conditions shift quickly, causing delays, frustration, and missed opportunities
Rapid technology and AI adoption
can disrupt roles, create uncertainty, and slow decision-making
Partnering with a team coach is a strategic investment -
helping to streamline collaboration, clarify priorities, and enhance overall team performance, while making the leader’s role more effective and sustainable.
Why Work With Me?
Yeshim Yahya
Senior Team Coach & Facilitator
Founder of TrueInsightCoach
I’ve been helping teams thrive since 2009 as an organisational Agile Team & Leadership Coach and Facilitator.
I know that every team is different - each has its own starting point, challenges, and goals. That’s why my coaching is bespoke and practical, tailored to the unique needs of your team.
Whether it’s a one-day off-site (I know how precious time is) or a long-term coaching engagement, I work with teams - especially leadership teams - who are ready to invest in their growth.
Together, we focus on improving performance, collaboration, and clarity, knowing that stronger teams drive stronger organisations.
Partnering with TrueInsightCoach
Team Coaching that Delivers Results
Built on agile and systems coaching principles, this scalable team coaching framework helps teams get clear on purpose, sharpen how decisions get made, and build a culture that performs.
Team Off Sites with Tangible Outcomes
Expertly designed for leadership off sites, team development days, strategy sessions and culture work.
LEGO® Serious Play®
LEGO® Serious Play® is an innovative, hands-on method that gets every voice in the room heard, makes complex ideas tangible, and surfaces what's already in the room - enabling the kind of honest conversations and breakthroughs that get teams moving faster.
DiSC® Insights
The gold standard in team communication and trusted by millions of teams worldwide, DiSC® gives every individual a clear picture of their communication style and working preferences - and shows the team exactly how to get the best from each other.
Trusted By
King
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Net-a-Porter
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TfL - Transport for London
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Wefox
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Qualifyze
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King • Net-a-Porter • TfL - Transport for London • Wefox • Qualifyze •
“I highly recommend Yesh to any organization looking to enhance their leadership capabilities.”
Veronica Padilla, Chief of Staff -
“Yesh stands out as a result of her ability to improve teams through well judged interventions.”
Jon Palmer, Data & Analytics Lead -
“Yeshim is a dedicated individual with a lot of insight and willingness to empower teams”
Marta Padilla Montoliu, CTO -
Case Studies
Aligning a C-Level Team in a Pharma Start-Up
Full Day Offsite where C-Suite Execs align on roles, responsibilities and expectations.
Transformation of Data & Engineering Team
Long Term, Systemic Coaching to help transform into High Performing Department
Communication & Collaboration in Senior Leadership Team
Long Term Team Coaching to support Leadership Team Effectiveness.
Strengthening Team Ownership & Agility in a Small Business
Full Day Offsite using Lego Serious Play to unlock insight and action
