Powering the green energy economy.

The human eye sees color over wavelengths ranging from approximately 400 nanometers (violet) to 700 nanometers (red). A wavelength of 547 nanometers is visible as “electric green”. At 547 Energy, we help sophisticated entrepreneurs and experienced developers power the green energy economy.


547 Energy invests in and partners with innovative companies and development platforms around the globe that focus on cleantech, renewable power, energy efficiency, grid resilience or the digitalization of the energy sector.

547 Energy wavelength
Deep Bench

547 Energy was founded by industry veteran Gabriel Alonso and is backed by Quantum Energy Partners, a leading provider of capital to the global energy industry, with more than $17 billion in assets under management.

Our team has a long-term, proven track record of creating value for investors and management teams. We provide a deep bench of investment acumen and industry knowledge, with decades of experience in developing, financing and operating global energy projects. As a result, we have a nuanced understanding of the industry’s evolving commercial dynamics and the business and market risks that are arising from the global energy transition.

Global Reach

We enable our partners to tackle the challenges of the energy transition both in the United States and internationally.

Our partners benefit from 547 Energy’s extensive network, including equipment suppliers, project financiers, utilities, power customers and strategic owner-operators. With our selective approach to investments, we can devote the time and resources necessary to assist our portfolio companies in achieving their vision while maximizing value for our investors.

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