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Who We Are

The nation's leading retail provider of renewable energy and other environmental assets.

Our Mission

To improve lives today, while working to sustain Earth for future generations. A 'triple bottom line' company focused on sustainability, Sterling Planet upholds principles of social responsibility, environmental stewardship and economic performance.

Sterling Planet is a privately held corporation headquartered near Atlanta, Georgia, with offices in Connecticut and Illinois and renewable energy projects under development nationwide.

Founded in 2000 as the first company with a nationwide retail offer of wind and other forms of renewable energy, Sterling Planet has since delivered tens of billions of renewable energy kilowatt-hours in both voluntary and mandated markets.

Sterling Planet offers comprehensive carbon neutral solutions for businesses, universities and organizations of all types, bringing together supply and demand side solutions in a rapidly emerging environmental market. The company currently is developing next-generation solar and bioenergy projects to produce ‘green power’ and verified carbon offsets and is committed to net zero greenhouse gas emissions from its business operations.

Our Executive Team

Chairman of the Board

Sonny Murphy founded Sterling Planet in 2000. A true pioneer in the environmental energy space, Mr. Murphy has long held a personal and professional commitment to sustainability by all measures: environmental, social and economic.

Living this commitment first within the conventional electric utility industry, Mr. Murphy had a distinguished career at Southern Company, the Atlanta-based investor-owned utility that ranks among the world’s largest. Through an array of roles such as treasurer, chief financial officer and chief operating officer, Mr. Murphy pioneered Southern’s expansion into unregulated independent power production and diversified energy-related markets. During those 30 years with Southern and later with his own startup company, Mr. Murphy developed, owned and/or operated a total of eight electricity generators powered by the sun and other forms of renewable energy.

Mr. Murphy's background has given Sterling Planet a solid foundation for growth. He has expertise in legislative and licensing issues, electricity generation and production processes, the deregulated national and international electric market, power purchase agreements, partnership analysis and creation, business development and financial analysis.

Beyond Sterling Planet, Mr. Murphy also founded the Advancement for Christian Education (ACE) and has served as its Chairman of the Board. Through ACE, Mr. Murphy has also been involved with the Sierra Leone International Mission School in Sierra Leone, West Africa, and with Solar Light for Africa, a not-for-profit organization that installs solar power in rural villages across sub-Saharan Africa.

Senior Vice President, Business Development

Alden Hathaway manages Sterling Planet's new customer accounts in the non-residential sector. Mr. Hathaway tailors customized solutions for carbon neutrality that combine White Tags™ Energy Efficiency Certificates, renewable energy and direct carbon offsets.

A visionary with unparalleled dedication to practical, economical and meaningful applications of clean energy technologies, Mr. Hathaway has extensive experience in clean energy policy, market development and application of leading-edge technology. As Director of EcoPower® Programs for the Environmental Resources Trust (ERT), Mr. Hathaway coordinated renewable energy certification, as well as energy and environmental consulting services for national accounts, utilities and government agencies. He also provided input for development of EPA's Green Power Partnership Program.

Mr. Hathaway's dedication to sustainability and environmentally sound yet practical energy solutions extends to his personal life. Along with his wife Carol, Mr. Hathaway manages a 10-year-old operation called Solar Light for Africa, This not-for-profit organization installs solar power in rural villages across sub-Saharan Africa, bringing light, power and solar-pumped water to some of the poorest regions of the world. Over the past decade, the organization has installed more than 2,400 lighting systems in Uganda, Tanzania, Rwanda, Ethiopia, Sudan and Congo.

Additionally, the Hathaways designed, built and resided in an all-solar home in Virginia that is a showcase for climate neutral living.

Chief Sustainability Officer

Bob Maddox lives and works 'green' from his Connecticut office. A dedicated environmental activist, solar energy advocate and organic farmer, Mr. Maddox is the stalwart manager and liaison for Sterling Plant’s utility green pricing program partnerships and retail activities. He manages the company’s relationships with Connecticut Light and Power, United Illuminating, Consolidated Edison in New York, Long Island Power Authority, Suburban Energy and National Grid in Massachusetts, New York and Rhode Island. In 2014, Bob was honored as Green Power Leader of the Year by the Center for Resource Solutions (CRS) for his unwavering commitment to the renewable industry, and his role in developing the market through his work on the LEED standards and contributions to policy development.

Mr. Maddox is the former Director of Marketing and Communications for the Connecticut Energy Cooperative, where he designed and implemented a marketing strategy and launched the first competitive electricity and premium green power offering in Connecticut. Mr. Maddox also served for 14 years as a member of the Connecticut General Assembly, developing an expertise on environmental, energy and fiscal policy.

A member of the U.S. Green Building Council and LEED™ Accredited Professional, Mr. Maddox is an appointed member of the LEED™ Energy and Atmosphere Technical Advisory Group. Mr. Maddox has served as co-chairman of the National Green Power Marketers Green Power Board and is an instructor in a worldwide sustainable movement known as The Natural Step. In February 2006, Mr. Maddox was appointed by the Governor of Connecticut, Hon. M. Jodi Rell, to be a member of Renewable Energy Investments Advisory Board, which oversees the Connecticut Clean Energy Fund expenditures.

Mr. Maddox monitors the development of carbon markets such as the Regional Greenhouse Gas Initiative (RGGI) and the Kyoto Treaty’s flexible mechanisms and serves as Sterling Planet’s EPA Climate Leaders coordinator.

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