Develop High-Performing Leaders Through Strategic Coaching & Performance Feedback

Spectra Coaching partners with organizations and emerging executives to build feedback-driven, psychologically safe, high-performance cultures.

Leadership Is Harder Than Ever

Your organization needs a reliable way to keep team members engaged and performing. 
 
We’ve helped thousands of leaders create high-performing teams. Through an evidence-based and tailored process, we’ll address your leadership and team challenges and inspire your leaders to foster trust, collaboration, and drive peak performance. 
 
We go beyond basic engagement – we help leaders and teams reach their highest potential and achieve remarkable and lasting results. 

How We Develop Leaders

Dr. Sandra Mashihi in a group coaching setting.

Executive Coaching

Individual & group coaching for new and developing leaders navigating complexity, feedback, and performance demands.

Dr. Sandra Mashihi of Spectra Coaching talks with a women about her leadership style.

Signature Programs

Structured programs that build feedback skills, emotional intelligence, and resilience at scale.

Workshops & Team Intensives

Interactive sessions designed to strengthen psychological safety and performance culture.

Discover Your Leadership Potential with Our Validated Assessments

Data-Driven Insight That Strengthens Coaching

We use research-based leadership assessments to create objective insight into behavior, personality dynamics, and resilience patterns.

Assessments are available individually — and deliver the greatest impact when integrated into coaching or leadership programs.

Leadership Reflector 360
Multi-rater feedback to strengthen self-awareness and leadership impact.

N-8 Personality Inventory
Personality-based insight into communication style and motivational drivers.

Stress Profile Assessment
Measures stress load, coping style, and resilience capacity.

About Dr. Sandra Mashihi

Dr. Sandra Mashihi is a distinguished Organizational Psychologist, keynote speaker, and author with over 20 years of experience. She is dedicated to transforming leadership behavior, building high-performing teams, and enhancing workplace relationships. As the founder of Spectra Coaching, Sandra leads with a blend of psychology and practical strategies that have successfully impacted Fortune 500 companies and leaders across industries.

She is also a co-author of the critically acclaimed book, Clueless: Coaching People Who Just Don’t Get It and Performance Feedback Coaching Strategies (2025). Sandra is an Adjunct Professor at Pepperdine University and the California School of Professional Psychology.

Spectra Coaching Clients Include...

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Join the Success

We've worked with global, high-level executives

New Book Available Now!

Performance Feedback Strategies: Driving Successful Behavior Change

This game-changing book provides leaders with actionable strategies for delivering feedback that inspires change and drives peak performance. 

Performance Feedback Strategies is your go-to guide to improve your employees’ development, performance, motivation, satisfaction and retention.

Use the logos below or visit Barnes & NobleAmazon, or Waterstones to get your copy today and start driving successful behavior change!

Ready to take the next step in your leadership journey?

Schedule a free discovery call with Dr. Mashihi to discuss your needs and how we can help you succeed.

New Book Available Now!

Performance Feedback Strategies is your go-to guide to improve your employees’ development, performance, motivation, satisfaction and retention.

Get your copy today and start driving successful behavior change.