Nell Callen
Partner
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Nell Callen is a Partner at Curtis Strategy, where she leads the firm’s credit union practice and advises mission-driven organizations on strategic planning, organizational design, succession planning, mergers and affiliations, and governance alignment. She partners with executive teams and boards navigating growth, leadership transition, and structural change — bringing clarity to priorities and ensuring strategy translates into disciplined execution.
Known for her direct and empathetic approach, Nell challenges leaders to look beyond immediate operational demands and focus on long-term positioning, balancing accountability and performance metrics with thoughtful change management.
Strengthening Organizational Value through Talent Strategy & Structural Restructuring
Before joining Curtis Strategy, Nell held leadership roles in human resources within financial services and real estate development organizations. Her experience includes talent strategy, organizational restructuring, performance management systems, and leadership development across complex, growth-oriented environments.
This leadership foundation informs her advisory work, particularly in strengthening alignment among talent, structure, and long-term enterprise priorities.
Areas of Expertise:
Nell leads Curtis Strategy’s credit union practice while supporting associations and human service organizations with cross-sector expertise.
Organizational Design
Building agile, high-performing organizational structures designed to adapt to market shifts and sustain long-term excellence..
Strategic Planning
Bridging the gap between vision and reality through tailored strategic planning and performance-aligned execution
Succession Planning & Leadership Development
Securing your organization’s future by identifying high-potential talent and cultivating the next generation of resilient, mission-aligned leaders.
Board Governance & Executive Alignment
Clarifying governance roles and strengthening board–management partnership.
Mergers & Affiliations
Driving long-term growth by guiding organizations through strategic partnerships, rigorous evaluation, and seamless post-merger integration.
Sectors:
- Credit Unions
- Human Services
- Associations
Education & Professional Engagement
MBA, Organizational Behavior – Suffolk University
BA, English & Latin American Studies – Hobart and William Smith Colleges
Professional Affiliations & Certificates
Active Member, Society for Human Resource Management (SHRM)
Selected Insights
Accountability, Alignment, Action: How to Bridge the Implementation Gap in Your Strategic Plan
Article | Nell Callen, Partner
The Power of Meaningful Metrics in Driving Employee Performance
Article | Nell Callen, Partner
Strategic Governance in the Age of Change
Article | Nell Callen, Partner
FAQ
What is Nell Callen known for?
Nell is known for helping credit unions, associations, and human service organizations strengthen organizational design, leadership continuity, and strategic alignment. Drawing on her background in human resources and business strategy, she works with boards and executive teams to build resilient organizations prepared for growth and structural change.
How can I engage Nell for consulting support?
To explore how Nell can help you navigate organizational design, strategic growth, or complex transitions, simply complete the contact form on this page to start the conversation.
Published Articles
Nell has presented on organizational design, leadership, and strategy within professional associations, and her insights have been featured in publications including Focus North (Associations North) and The Real Impact (Nutter Law).
Speaking Engagements
World Council of Credit Unions
Proactive Succession Planning for Credit Unions: Turning Regulatory Compliance into Strategic Growth | February 2026
GoWest Credit Union Association
Board Resilience: Transforming Onboarding, Development & Succession | February 2026
Media Mentions or Interviews
Focus North, Associations North
So You Have a DEIB Strategy. What Now?
Knowledge Hub | Associations North
The Four P’s of Talent Retention
Contact Nell Callen
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What Clients Are Saying
Road To Responsibility uses Curtis Strategy regularly for consulting and strategic planning assistance. I have been very pleased with the quality of the consultation and look forward to working with them again!
Chris White, Ed.D. President/CEO of Road to Responsibility
“We just completed development of our second three year strategic framework facilitated by Eric Curtis with Curtis Strategy. The comprehensive process allowed for significant stakeholder feedback and the ability to incorporate current data and insights to ensure we are best positioned for the future. The first three year strategic plan facilitated by Curtis Strategy resulted in significant completion of our goals and priorities. Our team is excited to begin executing this new strategy.”
Jodi Ann Ray, CEO of Texas Society of CPAs Association
“The Electrical Association hired Curtis Strategy to align our team for future growth and productivity. Our Association, offerings and team continues to evolve so we wanted to ensure the structure matched this direction. Eric and Nell led the team through critical exercises that helped identify what each contributor should be focusing on and responsible for. This helped us identify clear alignment and increased expectations of the team members. The team is more productive and efficient than ever before. We are excited to see the continued growth and cultural improvements because of this work.”
Clara Albert, CEO of The Electrical Association
“Toral has an unparalleled depth of knowledge in regards to board governance, she clearly understands the balance between educating and effectively facilitating. She was able to strike a balance with my board of directors between sparking introspection and driving best practice. The sessions she has led have all driven substantive outcomes that have had a positive impact on my board of directors and the agency. Toral is a standout because of her highly intellectual manner and ability to command the room’s attention. I was particularly impressed with her poise and tact in bringing the energy back down when serious discussions needed to be had. I truly enjoyed working her and my board echoed my sentiments.”
Abby Parrilla, former CEO of Arc of the South Shore
“Deb Joelson and Delaney Teceno are consummate professionals. Their facilitative expertise, strategic planning experience, knowledge of medical membership organizations, and collegiality were extraordinary. From commencement to conclusion, they were always prepared, on time, and provided enduring electronic materials that continue to guide our 5-year strategic plan.”
John A. Fromson, M.D., Massachusetts Psychiatric Society
“We found the consultants to have an expansive knowledge of the field and to be insightful regarding the structure and function of management teams. They offered a new POV and help us to expand our horizons.”
Carolyne Guffey, CEO of Walnut Street Center
“The Curtis Strategy Team we worked with was great. Their flexibility and customer service with planning and strategy was incredible. Their advice and knowledge as we moved through the strategic planning process helped us get to the final plan which we are thrilled with. Deb and Delaney were great partners!”