For the past 23 years, Third Sector Company has provided services to over 900 nonprofit organizations across the United States, providing expert support to tackle their interim leadership, succession planning and board governance challenges.
Thanks to our customer successes, teaching reputation and growing community of graduates from our learning programs, a new brand has naturally emerged.
Third Sector Company is now Interim Executives Academy.


Since its inception, the Academy has advanced academic models and standards of practice for purposeful and methodical transitional leadership for charitable organizations, associations and congregations.
Today, there are 700Â Academy graduates who live in 40 states and provinces.Â
Meet Our TEam
Kristin Baur
Senior Program Coordinator - Interim Development Directors Academy
Gig Harbor, Washington
Joan Brown
Chief Operating Officer
Senior Program Strategist – Interim Executive Resourcing & Referral
Fort Wayne, Indiana
Bonita Duncan
Senior Program Strategist - National United Way Interim Leadership Roundtable
Lebanon, New Jersey
Kelly Zelenka
Senior Program Coordinator - Succession Planning Consultation & Training
St. Louis, Missouri
Sharon Howe
Senior Administrative Strategist – Interim Executive Customer Relations
Edmonds, Washington
Erick Seelbach
Senior Program Strategist - Nonprofit Leadership Continuity Solutions - Pacific Northwest
Tacoma, Washington
Meet Our Interim Advisors & Academy Faculty
Meet Our Interim of the Year
Rebecca Lane Named 2023 Nonprofit Interim Executive of the Year
Rebecca Lane has not only left her mark on environmental, educational, housing, business, justice, food, and health causes throughout the Pacific Northwest, her work has also demonstrated the impact of strategic leadership to nonprofits in transition. For outstanding contributions to the interim executive profession, Lane has been awarded Nonprofit Interim Executive of the Year by Third Sector Company.
