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Principal Consultant & Founder

Esther Dupie, MBA, DSL (Doctoral Candidate)

Esther Dupie is the Founder and Principal Consultant of Koningin Consulting and CFO & Co-Founder of Onyx Energy Solutions. She advises executives and boards on strategy, financial stewardship, leadership alignment, and sustainable growth.

Lead Consultant, People, Culture & Organizational Effectiveness
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Rashida Constantine, MBA 

Rashida Constantine is a Chief Human Resources Officer and executive human capital advisor leading Koningin Consulting’s People & Culture services. She currently serves as CHRO at Suffolk University and advises leaders on human capital strategy, governance, and organizational effectiveness.

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