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Deborah de Lange

de Lange, Deborah


Associate Professor


PhD, Strategic Management, MBA , CPA Ontario, CMA, Bachelor of Applied Science and Engineering (Electrical)


TRS 1-123


416-979-5000 x 7504



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Deborah de Lange

Dr. de Lange currently takes an interest in working with TRSM’s graduate council to build our graduate programs and to oversee graduate students in the Environmental Applied Science and Management, MBA, and MScM programs. Her research examines the intersections between entrepreneurship, climate change and sustainable development, high tech transformations, international organizations and relations, financing of new ventures, and cross sector partnerships. She is an avid contributor to Academy of Management in many capacities. She is also a strong supporter of women’s issues, democratic institutions, the scientific community, and entrepreneurship. She enjoys working with Ryerson’s Zone startups.

Dr. de Lange’s research focuses on the intersection of strategic organizational and international entrepreneurship theory in the clean tech context e.g., distributed energy, sustainable transportation. Her work, including three books and articles in journals such as the Journal of Business Ethics, Journal of International Management, and Business & Society, makes contributions to areas such as sustainability, corporate governance, and international relations. Her work has been recognized with an Academy of Management book award for Cliques and Capitalism: A Modern Networked Theory of the Firm. She is on academic advisory, editorial, and executive committees.

Deborah's LinkedIn


Global Management Studies

Research Interests

Sustainability, clean technology, climate change, entrepreneurship, strategy and organizations, high tech strategy, globalization, sustainable economic development, corporate governance, smart cities and sustainable transportation,international business and organizations, international relations, financing startups via venture capital, angel investing and institutional investing, family business, women as entrepreneurs, equality for women, strategic partnerships, networks, institutional theory, stakeholder theory, and complexity theory.

Select Research and Professional Contributions
de Lange, D., Armanios, D., Delgado-Ceballos, J., Sandhu, S. 2015. From Foe to Friend: Complex mutual adaptation of MNCs and international civil society organizations. Business & Society.
de Lange, D. E. 2013. How do universities make progress?: Stakeholder-related mechanisms affecting adoption of sustainability in university curricula. Journal of Business Ethics. 118(1), 103-116.
de Lange, D. 2013. Embedded diasporas: Shaping the geopolitical landscape. Journal of International Management, 19(1): 14-25.
de Lange, D. E., Busch, T., Delgado-Ceballos, J. 2012. Sustaining sustainability in organizations. Journal of Business Ethics. 110(2), 151-156.
de Lange, D. E., Busch, T., Delgado-Ceballos, J. 2012. Sustaining sustainability in organizations. Journal of Business Ethics. 110(2), 151-156.
de Lange, D. E.  2011. Cliques and Capitalism: A Modern Networked Theory of the Firm. New York: Palgrave Macmillan. 
de Lange, D. E., ed. 2011. Research Companion to Green International Management Studies. Northampton: Edward Elgar.
de Lange, D. E. 2010. Power and Influence: The Embeddedness of Nations. New York: Palgrave Macmillan.
Zone Learning Summer 2014 Program @ CUE
Global Management Studies
Environmental Applied Science and Management program (Masters and PhDs)
Dragon’s Den judge for internal MBA project selection process, MBA MRPs
RMIT Australian Study Tour 2014 lecturer: Climate Change and Sustainability – UN
International Business
Business & Society
International Strategy for MBAs and undergraduates
Sustainable Strategy
Special topics in Digital Enterprise Management (High-tech strategy)
Honours & Awards
Academy of Management, Organizations and the Natural Environment 2012 Book Award, Honourable Mention for Cliques and Capitalism
Academy of Management, Organizations and the Natural Environment 2014 and Business Policy and Strategy 2010 Best Reviewer Awards
Dr. de Lange is also a DMZ, CUE and Fashion Zone business strategy advisor. A sought after speaker, she has been live on the Business News Network and mentioned in With over 25 years of industry and consulting experience, she has a vast range of experience in industries including: computers, high tech manufacturing, energy and clean technology, banking, pharma & biotech, fashion and retail management.

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