Fortune 500 executive coach — Thuy Sindell, PhD
★ Rated #1 coach at two Magnificent 7 companies.
Twenty-five years coaching the world's most demanding leaders.
Thuy Sindell, PhD is the co-founder and President of Skyline G's Coaching Division. Since 1998 she has coached senior executives at the world's most influential companies — helping them sharpen their leadership, navigate high-stakes transitions, and deliver measurable results. She leads a global network of 120+ coaches, facilitators, and consultants.
A career built on moving leaders forward.
Thuy's executive coaching experience spans over 25 years with companies across a number of different industries and sizes — from technology to insurance and from start-ups to Fortune 500s. Her approach combines deep expertise in organizational psychology with a bias toward action, helping leaders translate insight into observable behavior change.
Under Thuy's leadership, Skyline G's Coaching Division has grown into a global practice managing over 120 coaches, facilitators, and consultants worldwide — serving some of the most recognized brands on the planet.
Trusted by leaders at the world's most influential companies.
Thuy has personally coached executives across industries including technology, financial services, and healthcare.
Building technology that scales leadership development.
Beyond coaching, Thuy is the founder of two software start-ups: Hit the Ground Running (acquired by Kenexa, now IBM) and Knowledge Genie. Her experience building products that accelerate employee performance informs Skyline G's technology-forward approach to executive coaching.
Four books on leadership and career performance.
Hidden Strengths
Unleashing the Crucial Leadership Skills You Already Have.
The End of Work as You Know It
A fresh framework for rethinking your relationship with work.
Job Spa
12 Weeks to Refresh, Refocus, and Recommit to Your Career.
Sink or Swim!
New Job. New Boss. 12 Weeks to Get It Right.
PhD in Organizational Psychology
Alliant International University — Thuy's dissertation research focused on repatriation, studying Hewlett-Packard's foreign-service employees to investigate their process of return to the U.S.
TEDx & keynote speaker on leadership and influence.
5 Factors That Make Someone an Influencer
In this TEDx talk, Thuy breaks down the five factors that determine whether someone becomes a true influencer — and how leaders can develop each one.
Watch on YouTube →Deep specialization across critical leadership domains.
Executive Presence & Influence
Helping leaders project confidence, communicate with impact, and build the credibility needed to drive change at the highest levels.
Leadership Transitions
Guiding leaders through promotions, new roles, and organizational shifts so they deliver results quickly and build trust with new stakeholders.
Strategic Thinking & Decision-Making
Developing the ability to see the bigger picture, prioritize effectively, and make high-quality decisions under pressure.
Team Performance & Alignment
Coaching leaders to build high-performing teams, navigate conflict, and create cultures of accountability and trust.
Organizational Psychology
Applying research-grounded frameworks to understand group dynamics, motivation, and the behavioral patterns that drive or derail leadership effectiveness.
Common questions about Thuy Sindell.
Who is Thuy Sindell?
Thuy Sindell, PhD is the co-founder and President of Skyline G's Coaching Division. She has been coaching senior leaders since 1998, helping executives at Fortune 500 and Magnificent 7 technology companies sharpen their leadership and deliver measurable results.
Has Thuy Sindell coached executives at Magnificent 7 or Fortune 500 companies?
Yes. Thuy has personally coached executives at Apple, Google, Microsoft, Meta, Netflix, LinkedIn, Charles Schwab, and Johnson & Johnson. She is rated #1 coach at two Magnificent Seven companies.
What books has Thuy Sindell written?
Thuy has co-authored four books: Hidden Strengths (2015, Berrett-Koehler), The End of Work as You Know It (2010, Ten Speed Press), Job Spa (2008, Adams Media), and Sink or Swim! (2006, Adams Media).
Where did Thuy Sindell get her PhD?
Thuy holds a PhD in Organizational Psychology from Alliant International University. Her dissertation research focused on repatriation, studying Hewlett-Packard's foreign-service employees.
Has Thuy Sindell given a TED talk?
Yes. Thuy delivered a TEDx talk titled "5 Factors That Make Someone an Influencer" at TEDxMountainViewHighSchool in August 2023. You can watch it on YouTube.
What is Thuy Sindell's role at Skyline G?
Thuy is the Co-Founder and President of Skyline G's Coaching Division, where she manages a global network of 120+ coaches, facilitators, and consultants worldwide.
What media outlets has Thuy Sindell been featured in?
Thuy has been featured in Forbes, Fortune, CNN, NBC, Business Week, Washington Post, Huffington Post, Psychology Today, and Entrepreneur.
Is Thuy Sindell still actively coaching?
Yes. As of 2026, Thuy continues to actively coach senior executives at leading global companies while also overseeing Skyline G's full coaching practice.
How can I work with Thuy Sindell?
Contact Skyline G through skylineg.com/contact to discuss your leadership development goals. We will help you find the right coach for your engagement.