
Sheila Coleman-Castells
Co-Partner
Sheila serves NNC as Co-Partner and works as a Fractional Executive and Strategic Partnerships Strategist. She partners with educational institutions, workforce development organizations, nonprofits, government agencies, trade associations, and community initiatives to strengthen organizational capacity, develop strategic partnerships, secure funding, and build the systems that create economic mobility and advancement.
Over more than 25 years, she has led initiatives in workforce development, higher education, industry training and apprenticeship systems, health and disability policy, bilingual and ESL education, faith-based community and economic development, energy-efficient and renewable-energy housing, and public-private partnerships at the federal, state, and local levels. She has worked extensively with linguistically and culturally diverse populations in both domestic and international settings, helping organizations develop inclusive and impactful programs.
Her work includes:
- Designing and managing funding strategies and advocacy for nonprofits, education, workforce initiatives, and government partners.
- Developing partnerships among employers, educational institutions, labor organizations, government agencies, faith-based organizations, and community stakeholders.
- Advising organizations on workforce and apprenticeship system development, strategic planning, and organizational transformation.
- Supporting colleges, universities, school districts, and workforce agencies in aligning programs with labor market goals.
- Conducting program evaluation, compliance review, and implementation analysis for federally and privately funded initiatives.
- Supporting multilingual, multicultural, immigrant, and underserved communities through inclusive workforce development strategies.
Across her career she has helped clients secure more than $75 million in federal, state, and private funding. Her background includes leadership roles within the U.S. Departments of Education and Labor, executive nonprofit leadership, international university teaching, and consulting work throughout the United States and abroad.
Sheila is Founder and first President of TESOL Arabia and served as Professor of English at United Arab Emirates University. She has taught as Professor of English-as-a-Second Language Practice and Education Research at the University of Virginia, University of Maryland-College Park, American University, The George Washington University, West Virginia University, Howard University, Frostburg State University, and Northern Virginia Community College (Annandale and Loudoun campuses). Earlier in her career, she served as a Resource Teacher of Bilingual/ESL Education and Special Education for the District of Columbia Public Schools and Fairfax County Public Schools.
Studied at the University of Virginia (Ph.D., Education Research, ABD), George Mason University (M.Ed., Secondary Education — Bilingual/Multicultural Education, with TESL Certificate; B.A., French Language & Literature), and Boston College (M.A., Theology & Ministry, in process), with additional study at the Université Laval (Québec) and the Université de Neuchâtel (Switzerland). Fluent in French and proficient in Spanish. Certified BPI (BA-T) and HERS Rater (RESNET).
Board Member, West Virginia Botanic Garden. Recognized as a Woman of Resilience on Black Policy Day, 2025, at the West Virginia State Capitol. Mezzo Soprano and Specialist in Sacred Music.




