About Us
Who We Are
We are a dedicated team of executive coaches and leadership experts committed to guiding professionals toward growth and success. With a focus on evidence-based methods, we empower leaders to navigate challenges and achieve their goals.
Our coaching practice is built on years of leadership and management experience, backed by extensive resources and evidence-based coaching methodologies. As members of the ICF, we are bound by the ICF Code of Ethics in all our coaching-related activities and interactions.
Meet Our Team
Our team consists of experienced coaches and consultants committed to your success. Each member brings a wealth of expertise in leadership, coaching, and organizational development.
Marderé Birkill, MBL, CEC, MCC
CEO and Founder, Executive & Team Coach
Eric Potter P.Eng., CEC, ACC
COO, Executive Coach
Andrea Bauer BA, B.Comm, ACC
Executive Coach
Theresa McGee
Administrative Coordinator & Facilitator
Quintin Hansen, B.Sc.
Research Assistant and Webmaster
Sheila Smigarowski
CPA, CA, CIA, CRMA, ACC
Lenora M. LeMay Ph.D.
Why Choose Us
Sage & Summit stands out through our personalized, science-backed approach to coaching and team alignment. We ensure each solution is aligned with your unique goals and challenges, making us a trusted partner for leadership transformation.