Latest Podcast: “Strategies to Lead in the New Normal" - an Interview with Amy Protexter (SVP, Insight)


Inspirational. Effective. Fun.


  • Women in Leadership
  • Clarity, Confidence & Influence
  • Diversity & Inclusion
  • Sales Teams
  • Executives
  • Organizations

Book Sheryl for your next event and treat your audience to a dynamic, fun, powerhouse program packed with practical information on Mental Toughness they can use immediately to drive high performance.


  • Women Helping Women in Our Diverse Female Community:
    Techniques on how to break the bias and implement real change, achieve resilience and retention. The first step of a proven process for women to help each other go from feeling silenced, overlooked, or disrespected to becoming heard, valued, and respected agents of change

  • 3 Strategies to Take Charge of Your Visibility and Impact:
    Put Imposter Syndrome to Rest, Have a Bigger Voice at the Table, and Build Influence

  • Your Next 90 Days:
    Tools to Build a Success Blueprint to Ensure Optimal Confidence, Productivity and Focus 

  • How to Skill Up During Disruptive Times:
    Strategies to Create the Clarity, Confidence and Influence to Sustain Your Success


"Sheryl recently lead a workshop for our corporate women’s leadership group on strategies for amplifying your visibility and impact. Sheryl was energetic, thoughtful, and inclusive, all qualities we look for in our speakers. She engaged our virtual audience and made them feel seen, which is not easy in our virtual world. Sheryl has a proven track record of working with high performers and our employees learned the importance of influencing up, expanding their network, and feeling confident and heard. We look forward to working with Sheryl in the future.”  

Staci Bender
Oracle Women’s Leadership Community Leader

"Sheryl was our International Women’s Day 2022 keynote speaker, and we could not have been happier! Sheryl was a very engaging speaker who provided the tools and mindset to create immediate and measurable change. This session provided our teammates with real and actionable solutions! I can’t wait to have Sheryl come back for more extensive training!

Sara Rodriguez

"Sheryl Kline was our International Women’s Day keynote speaker, and she exceeded our expectations! Sheryl was very engaging and provided tools and resources that our female leaders and emerging leaders can put into immediate action! We can’t wait to have her back for a longer and more in-depth training!

Anna Ganzman

"We recently had Sheryl speak at our CREW East Bay event. Sheryl's interactive event was extremely relevant and engaging. Her content was very informative, providing great content and tools for all our female leaders. She left us energized and eager to have her back!

Kelly Leanos
Chapter President

"We recently had Sheryl present a virtual global webinar on the topic of ‘How to Be Seen and Heard.’ The content, presentation, and engagement were top-notch. Sheryl’s high energy and expertise were very well received. We look forward to discussing the next steps with Sheryl!”  

Doreen Sebben
Executive Director

"We had Sheryl deliver a 1-hour workshop to our members to help them understand the influence they can have to be the leader at work and with their families that is so greatly needed during these uncertain times. Sheryl's content was engaging and immediately useful as she provided real-life examples of how to "own our morning" and develop a mindset to be mentally prepared to face anything.

I would highly recommend Sheryl to any group looking for inspiration and a framework designed to have impact.”  

Tina Schackman, CFA
Co-Chairperson (Southern California)

Sheryl opened both days of our Women of Silicon Valley event and led one of our workshops. Her energy and professionalism combined with timely content, messages and inspiration made her a perfect fit. We can't wait to have her back!”  

Emma Tommony
Portfolio Director, Women in Tech World Series

"Sheryl was a panelist for a recent event in our Female Founder Happy Hour Series that Google Ventures hosted. The topic was 'Building Mental Toughness' and Sheryl's content was practical and engaging. Attendees were engaged and left with clear take-aways on how to be more mentally tough, especially in high pressure situations. Sheryl was inspiring and effective, and we can't wait to work with her again!"

Kristen Brillantes
Design Producer, Coach, Facilitator

"I invited Sheryl to be a guest panelist for Autodesk's Female Start-Up Founder Speaker Series. Our topic was 'Mental Toughness for Women in High-Tech Start-Ups'. Sheryl's content was well-thought out, innovative and impactful. Sheryl connected easily with our audience and provided clear actionable take-aways on how to be more Mentally Tough, especially in high pressure situations and also strategies to recover when setbacks occur. Sheryl delivered, and we'll definitely have her back!"

Amy Bunszel
Vice President AutoCAD Products

"I work in the commercial card product group for Bank of America. I’m also the co-chair of LEAD for Women which is one of the bank’s employee network groups. Today I attended Sheryl Kline’s Mental Toughness for Women seminar... I learned to focus on the goals that I want to achieve and how I need to move them forward. Thanks Sheryl!"

Janet Guthrie
Director, SVP, Senior Product Manager, Card and Comprehensive Payables

"I found this ['Mental Toughness in the Workplace: How to Build an Influential Mindset'] session so personally helpful and especially your presence. You did a great job connecting with the audience and the specific challenges."

Aida Rivas
Senior Program Manager

Kellie McElhaney
Distinguished Teaching Fellow, UC Berkeley Haas School of Business

Cindy Watson
Labor Attorney, Watson Burns, LLP


Christy Consler
CEO, Sustainable Leadership Advisors

Jennifer Roloff
Key Account Director, Oracle


Watch Sheryl conduct her workshop "Gaining the Mental Toughness to Speak Up and Lead, Together" at the 23rd Annual Berkeley Haas "Women in Leadership" Conference (March 2019)

Click on a link below to watch a video replay or hear a podcast interview featuring Sheryl Kline.

So grateful to learn from other experts and thought leaders. Here I'm interviewed by Linal Harris, global entrepreneur, certified life coach, and WVON Chicago talk radio host of “Inspirational Perspective.”


The Sheryl Kline, M.A. CHPC Press Kit is designed to help journalists, industry analysts and educators research us for background information, speaking opportunities or follow-up stories.


Sheryl is a Mental Toughness and Certified High Performance Coach™, best-selling author, speaker, moderator and mother of three great adult kids. She is the CEO and Founder of The Zone Lab, LLC, and her area of expertise is Mental Toughness and High Performance.

In an effort help companies and organizations further develop change agents, Sheryl created the “Limitless Leader” Program… the ONLY step-by-step coaching system specifically for ambitious, heart-centered female leaders, emerging leaders and male allies to go from feeling silenced, stuck or overlooked to being a Limitless Leader who is heard, supported and recognized.

For the last 25 years, Sheryl has been working with business professionals and world-class athletes to help them master their mindset and influence, so they can speak up, be heard and unlock their next level of impact, consistently and sustainably. She has also sat on and moderated panels, and conducted local and global workshops at Hewlett Packard Enterprise, Google Ventures, Autodesk, Microsoft, Capital One, Pixar, Jabra, State Street, VMware, UC Berkeley Haas School of Business, International Association of Women, SHRM and Bank of America to name a few.

In addition, Sheryl is the moderator of the “Limitless Leader LIVE” podcast on LinkedIn, and has been a featured guest on various other national podcasts and radio shows. She’s also a Thrive Global Journal and ForbesWomen contributor. Sheryl has moderated a High Performance Leadership panel at Microsoft’s Women in Cloud Summit 2020, opened the recent Women of Silicon Valley Conference and delivered a standing-room only workshop. Her book, “ZONED IN: The Mental Toughness Required for a World-Class YOU” recently received honors as an Amazon #1 Best-Seller in Education/Leadership. 

Sheryl is also committed to giving back, most notably by teaching workshops for several non-profits, including: Kimberly Bryant’s Black Girls Code, Reshma Saujani’s Girls Who Code, Dan Cardiff’s Rally4Reading, Monica Nyiraguhabwa Girl Up Initiative Uganda and by speaking and serving as an ambassador for Jim Ziolkowski’s BuildOn.

When not sitting on panels, speaking, or coaching, Sheryl enjoys running with her black lab Kona, and just about anything outdoors.

Download Sheryl Kline's bio.

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