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- All HBS Web (872)
- Faculty Publications (203)
- December 2018 (Revised June 2021)
- Supplement
Bulb 2017: Launch
By: John R. Wells and Benjamin Weinstock
On August 21, 2015, Amit Gudka and Hayden Wood, co-founders of Bulb Ltd. (Bulb) launched a new business to supply energy to the United Kingdom’s 27 million residential homes with a promise of 100% renewable electricity at affordable prices. By the end of March 2017,... View Details
Keywords: Green Energy; Start-up; Launch; Customer Acquisition; Customer Churn; Customer Engagement; Electricity; Resources; Growth Strategy; B-Corp; Entrepreneurial Management; Entrepreneurial Journey; Entrepreneurial Financing; Renewable Energy; Business Startups; Growth and Development Strategy; Business Model; Working Capital; Product Launch; Customers; Growth Management; Business Plan; Decision Making; United Kingdom
Wells, John R., and Benjamin Weinstock. "Bulb 2017: Launch." Harvard Business School Supplement 719-441, December 2018. (Revised June 2021.)
- December 2018 (Revised June 2021)
- Case
Bulb 2015: Foundation
By: John R. Wells and Benjamin Weinstock
In late August 2015, Amit Gudka and Hayden Wood, co-founders of Bulb, Ltd (Bulb), were ready to offer affordable renewable energy to the United Kingdom’s 27 million households. They hoped to capitalize on the hundreds of thousands of customers switching their energy... View Details
Keywords: Green Energy; Start-up; Launch; Customer Acquisition; Customer Churn; Customer Engagement; Electricity; Resources; Growth Strategy; B-Corp; Entrepreneurial Journey; Entrepreneurial Management; Start-ups; Renewable Energy; Business Startups; Business Plan; Business Model; Working Capital; Customers; Growth and Development Strategy; United Kingdom
Wells, John R., and Benjamin Weinstock. "Bulb 2015: Foundation." Harvard Business School Case 719-440, December 2018. (Revised June 2021.)
- February 2015
- Case
Longbow Capital Partners
By: Malcolm Baker, Samuel G. Hanson and James Weber
Longbow Capital Partners is a value-oriented long/short hedge fund focused on stocks in the energy sector. In January 2011, Longbow had invested in NiSource, a Fortune 500 company that owns a diverse portfolio of regulated energy businesses. In late 2014, Longbow was... View Details
Keywords: Value Investing; Investment Strategy; Dividend Yield; Intrinsic Value; Dividend Discount Model; Master Limited Partnership; Hedge Fund; Energy Industry; Regulation; Utilities; Finance; Financial Services Industry; United States
Baker, Malcolm, Samuel G. Hanson, and James Weber. "Longbow Capital Partners." Harvard Business School Case 215-026, February 2015.
- October 2019
- Case
Leading Bank Leumi into the Future
By: Joshua D. Margolis, Allison M. Ciechanover, Nicole Keller and Danielle Golan
An unlikely but highly effective leader of a traditional bank, Rakefet Russak-Aminoach, simultaneously leads a classic change effort and an unconventional effort to innovate. She focuses her initial energy on making the bank more efficient in the face of industry... View Details
Keywords: Mobile Banking; Digital Banking; Fintech; Startup; Financial Services; Artificial Intelligence; Innovation; Efficiency; Organizational Change; Personal Development; Female Ceo; Banks and Banking; Mobile and Wireless Technology; Leadership; Organizational Change and Adaptation; Innovation and Invention; Disruption; Information Technology; Opportunities; Performance Effectiveness; Personal Development and Career; AI and Machine Learning; Financial Services Industry; Financial Services Industry; Israel
Margolis, Joshua D., Allison M. Ciechanover, Nicole Keller, and Danielle Golan. "Leading Bank Leumi into the Future." Harvard Business School Case 420-063, October 2019.
- February 2023
- Article
Climate Solutions Investments
By: Alex Cheema-Fox, George Serafeim and Hui (Stacie) Wang
An increasing number of companies are providing products and services that help reduce carbon emissions in the economy. We develop a methodology to identify those companies and create a sample of publicly listed climate solutions companies allowing us to study their... View Details
Keywords: Decarbonization; Climate Finance; Climate Impact; Climate Risk; Environment; Sustainability; Carbon Emissions; Electric Vehicles; Energy; Renewables; Climate Change; Corporate Social Responsibility and Impact; Environmental Sustainability; Emerging Markets; Investment Portfolio
Cheema-Fox, Alex, George Serafeim, and Hui (Stacie) Wang. "Climate Solutions Investments." Journal of Portfolio Management 49, no. 3 (February 2023): 72–96.
- 22 Feb 2022
- News
New Urban Order
greatest risk from the disastrous effects of sea-level rise. Yet cities also have the ability to act without waiting for state and federal action, adds Raphael Carty (MBA 1983), former CEO of Callida Energy, a software startup focused on reducing commercial-building... View Details
Keywords: Kathleen Fu, Deborah Blagg, Julia Hanna, and Maureen Harmon; illustrations by; energy; environment; sustainability; entrepreneurship; Waste Management and Remediation Services; Waste Management and Remediation Services; Waste Management and Remediation Services; Waste Management and Remediation Services; Waste Management and Remediation Services; Waste Management and Remediation Services; Waste Management and Remediation Services; Waste Management and Remediation Services
- July 2023
- Supplement
Reimagining Enel: Enabling Sustainable Progress (A)
By: Michael Tushman and Kerry Herman
This case describes the transformation of Enel from a traditional “brown” or fossil fuel energy firm to a sustainable and green firm focused on renewables, and finally to an energy supplier and integrated energy services firm. It describes a set of capabilities... View Details
Keywords: Organizational Change and Adaptation; Innovation and Invention; Transformation; Green Technology; Renewable Energy; Energy Industry
Tushman, Michael, and Kerry Herman. "Reimagining Enel: Enabling Sustainable Progress (A)." Harvard Business School Multimedia/Video Supplement 423-724, July 2023.
- August 2022 (Revised December 2022)
- Case
Iluméxico: For Every Family to Have Power
By: Brian Trelstad, Isa Oliveres and Jenyfeer Martinez Buitrago
In 2022, Manuel Wiechers, the CEO of Iluméxico, a for-profit social enterprise that provided off-grid solar energy services in rural Mexico, was finalizing his presentation for the company’s upcoming board meeting. In the 12 years since Wiechers had co-founded... View Details
Keywords: Social Entrepreneurship; Social Enterprise; Energy; Energy Policy; Energy Generation; Energy Sources; Growth Management; Business and Government Relations; Equity; Internet and the Web; Business Model; Energy Industry; Mexico; Latin America
Trelstad, Brian, Isa Oliveres, and Jenyfeer Martinez Buitrago. "Iluméxico: For Every Family to Have Power." Harvard Business School Case 323-026, August 2022. (Revised December 2022.)
- October 2022 (Revised December 2022)
- Case
Reimagining Enel: Enabling Sustainable Progress
By: Michael L. Tushman and Kerry Herman
CEO Francesco Starace is considering what is next for Enel SpA, one of world's largest energy companies. From 2014 to 2022, he has wrought a dramatic transformation at Enel, restructuring the company's business units; redeploying senior talent across functions and... View Details
Keywords: Leadership; Leadership And Change Management; Leadership Style; Leadership Succession; Renewables; Energy; Transformation; Renewable Energy; Business Divisions; Digital Transformation; Restructuring; Organizational Structure; Energy Industry; Europe; Latin America; North America; Spain; Italy
Tushman, Michael L., and Kerry Herman. "Reimagining Enel: Enabling Sustainable Progress (A)." Harvard Business School Case 423-001, October 2022. (Revised December 2022.)
- 29 Apr 2010
- News
Harvard Business School Holds 14th Annual Business Plan Contest
- May 2016
- Case
OPET: Precision Marketing in Uncertain Times
By: Rajiv Lal, Esel Çekin and Eren Kuzucu
During Timucin Guler’s decade at OPET, a prominent fuel distributor in Turkey, he transformed the definition of marketing in the company. Under Guler’s lead, OPET, once a local player in the downstream distribution market, became the second largest fuel distributor in... View Details
Keywords: Customer Satisfaction; Customer Service; Emerging Market; Focusing On Customers; Competition; Turkey; Loyalty Program; Marketing Strategy; Downstream Distribution; Customer Relationship Management; Energy Industry; Turkey
Lal, Rajiv, Esel Çekin, and Eren Kuzucu. "OPET: Precision Marketing in Uncertain Times." Harvard Business School Case 516-087, May 2016.
- 26 Sep 2023
- Book
Digital Strategy: A Handbook for Managing a Moving Target
operating in a traditional physical infrastructure. For instance, the China-based firm Alibaba has spawned a massive shift from wholesale to consumer markets, as well as in financial services by operating its gigantic financial arm,... View Details
- 06 Jul 2010
- Research & Ideas
Renewable Energy: Winds at Our Back?
exploration, Doppler oceanographic studies, avian research, socioeconomic environmental studies, community outreach, and litigation. Late last year, the Minerals Management Service (recently renamed the Bureau of Ocean View Details
- July 2023
- Article
Impacts of Electricity Quality Improvements: Experimental Evidence on Infrastructure Investments
By: Robyn C. Meeks, Arstan Omuraliev, Ruslan Isaev and Zhenxuan Wang
Hundreds of millions of households depend on electricity grid connections providing low quality and unreliable services. Understanding the impacts of and consumer response to electricity quality improvements is important for development and the environment. We... View Details
Meeks, Robyn C., Arstan Omuraliev, Ruslan Isaev, and Zhenxuan Wang. "Impacts of Electricity Quality Improvements: Experimental Evidence on Infrastructure Investments." Art. 102838. Journal of Environmental Economics and Management 120 (July 2023).
- February 2018 (Revised August 2018)
- Case
Blue Haven Initiative: The PEGAfrica Investment
By: Vikram S. Gandhi, Caitlin Reimers Brumme and Amram Migdal
This case examines Blue Haven Initiative (BHI), an impact investing fund and family office, and one of its investments, PEGAfrica (PEG). BHI founder Liesel Pritzker Simmons’ motivations for using her family wealth to start a family office focused on impact investing,... View Details
Keywords: Impact Investing; Family Office; Development; International Development; International Development Investing; Development Fund; Sustainability; Solar Energy; Solar; Pay As You Go; PAYG; MFI; Social Venture; Business Ventures; Acquisition; Business Growth and Maturation; Business Startups; Economics; Development Economics; Energy; Energy Conservation; Energy Sources; Renewable Energy; Social Entrepreneurship; Finance; Assets; Asset Pricing; Capital; Capital Budgeting; Capital Structure; Venture Capital; Cash; Cash Flow; Currency; Currency Exchange Rate; Equity; Private Equity; Financial Instruments; Debt Securities; Stock Shares; Financing and Loans; Microfinance; International Finance; Investment; Investment Return; Investment Activism; Investment Funds; Investment Portfolio; Price; Geography; Geographic Location; Emerging Markets; Ownership; Ownership Stake; Private Ownership; Social Enterprise; Value; Valuation; Value Creation; Energy Industry; Energy Industry; Energy Industry; Africa; United States
Gandhi, Vikram S., Caitlin Reimers Brumme, and Amram Migdal. "Blue Haven Initiative: The PEGAfrica Investment." Harvard Business School Case 318-003, February 2018. (Revised August 2018.)
- December 2019 (Revised December 2022)
- Case
TXU (A): Powering the Largest Leveraged Buyout in History
By: Trevor Fetter, Erik Snowberg and Rebecca M. Henderson
This case is designed to support a lively discussion about the relative merits of shareholder vs. stakeholder perspectives in the context of a company that provides a vital public service that has important environmental implications. The 2007 purchase of TXU, the... View Details
Keywords: Leveraged Buyouts; Transformation; Insolvency and Bankruptcy; Environmental Sustainability; Business and Shareholder Relations; Business and Stakeholder Relations; Energy Generation; Non-Renewable Energy; Governing Rules, Regulations, and Reforms; Utilities Industry; Energy Industry; Texas
Fetter, Trevor, Erik Snowberg, and Rebecca M. Henderson. "TXU (A): Powering the Largest Leveraged Buyout in History." Harvard Business School Case 320-064, December 2019. (Revised December 2022.)
George Serafeim
George Serafeim is the Charles M. Williams Professor of Business Administration at Harvard Business School. He co-leads a Lab, within Harvard's Digital, Data, Design Institute, and serves on the faculty steering commitee of Harvard University's Salata Institute. He... View Details
Keywords: asset management; insurance industry; automobiles; industrial goods; fashion; food; green technology
- July 2020
- Supplement
CSL Capital Management: Patriot Proppants (B)
By: Victoria Ivashina and Yury Kapko
This two-part case series follows CSL Capital’s 2009 investment in the greenfield manufacturing company, Patriot Proppants. CSL, a recently established investment firm, employs a unique investment model, funding new ("greenfield") energy service businesses that serve... View Details
Ivashina, Victoria, and Yury Kapko. "CSL Capital Management: Patriot Proppants (B)." Harvard Business School Supplement 221-007, July 2020.