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About Us

REAL Performance Systems captures the synergy of two world-class development coaches, Machen P. MacDonald and Diane M. Ruebling, in one powerful service to financial professionals.

Together, they form a powerful team dedicated to helping financial professionals gain clarity and momentum to take their business to new heights through expert coaching and dynamic keynote presentations.

We invite you to read several books Machen and Diane have authored, and download their Team Profile sheet.


Machen P. MacDonald

Machen P. MacDonald, CPCC, CCSC is the Founder of ProBrilliance Leadership Institute and the bestselling author of The Power of Coaching book series.

He has the ability to ignite the potential of his clients as he shows them how to find and utilize their true brilliance. As a Certified Professional Co-Active Coach and Certified Comprehensive Sales Coach, he has years of experience training and developing individuals and teams in a number of settings from sole proprietors to executives in large corporations.

His unique ability to quickly analyze environments, personal strengths and available resources helps him to develop executable action plans that rapidly propel his clients to accomplish their greatest goals. His core competencies include personal and corporate coaching, business plans, marketing action plans, strategic attraction plans and conflict resolution. Machen has over 15 years experience as an advisor, sales manager and national director having received numerous industry honors while working with The MONY Group.

Diane M. Ruebling

Diane M. Ruebling, MSIR is President of The Ruebling Group LLC.

Her extensive executive- level expertise in a range of fields, including financial services, manufacturing, non-profit and government make her one of the most well-qualified development coaches in the nation. Clients can leverage her executive- level experience in top tier companies like American Express, The MONY Group and Honeywell for their own success in areas like sales/marketing, human resources, organizational development and general management.

She shows clients how to optimize their leadership development and team building strategies and enhance their creative systems and processes. She is passionate about coaching executives and leaders to focus on business planning and action learning. Her core competencies include team building, results-oriented business planning, change management, reengineering and emotional competence.