Sun Light & Power

Solar Water Heating, Solar Electricity, Expert Engineering, O&M

Berkeley, California

United States

About Sun Light & Power

Sun Light & Power was founded in 1976, at a time when many were just beginning to realize the need to preserve and protect the world's vital resources. Today Sun Light & Power offers the latest in custom designed, energy efficient technology, including state-of-the-art systems for solar electricity (PV) and hot water (solar thermal) focusing on Total Energy Solutions.

Sun Light & Power is committed to providing a personal touch to every project they’re involved with - for commercial, non-profit, and residential projects - from thoughtful design to superior engineering to exemplary installation followed by quality service. Their staff excels across its disciplines: engineering, construction, electrical systems, CAD, and the permit, rebate, and interconnection processes. Sun Light & Power is aware that installing a solar system involves significant investments, both economical and emotional, and they also recognize that customers are being bombarded with choices and options. They are confident that by providing the highest value possible in terms of solar system efficiency, cost-to-benefit ratio, and customer satisfaction they can continue to hold their place as the most trusted name in solar on the West Coast. Talk to the experts!

We at Sun Light & Power are exceptionally proud to have earned Certification as a B Corporation because we are dedicated to meeting and exceeding the highest possible standards for the solar industry, for our company, for our customers, and ultimately for the planet.

The Change We Seek®

Sun Light & Power believes you will find their commitment to the environment and the community unsurpassed in the solar industry.

They run their entire office and charge their electric vehicles with the solar power system on their roof. Sun Light & Power’s fleet of service vehicles runs on bio-diesel fuel manufactured from waste cooking oil. They use only recycled paper products and patronize other certified green business for such things as printing, legal services, company apparel, marketing items, etc. They recycle any waste building materials they generate including wiring, scrap aluminum, and copper pipes. Additionally, Sun Light & Power incorporates green building methods and materials into their own office and warehouse expansions and renovations.

In addition to working green, Sun Light & Power strives to be socially responsible by hiring full-time employees, paying them a living wage, and offering health benefits, a retirement plan, and paid time off. Instead of subcontracting their installations (as many contractors do in order to cut costs), they rely on a company work force that is continually trained and educated.

SLP regularly sponsors the events of numerous Bay Area non-profit organizations active in the fields of affordable housing, community development, and green building. Their employees volunteer in the community and are even able to claim paid volunteer hours to do so. Above all, Sun Light & Power is a company that “walks the talk.” They were among the first 15 companies in the state of California to achieve Benefit Corporation status.

What makes us a better company?

B Impact Report

Certified since: 

September 2009

Company Score

Median Score*



The Environment section of the Assessment evaluates a company's environmental performance through its facilities; materials, resource, and energy use; and emissions. Where applicable, it also considers a company's transportation/distribution channels and environmental impact of its supply chain. This section also measures whether a company's products or services are designed to solve an environmental issue, including products that aid in the provision of renewable energy, conserve resources, reduce waste, promote land/wildlife conservation, prevent toxic/hazardous substance or pollution, or educate, measure, or consult to solve environmental problems.



The Worker section of the survey assesses the company's relationship with its workforce. This section measures how the company treats its workers through compensation, benefits, training, and ownership opportunities provided to workers. It also focuses on the overall work environment within the company through management/worker communication, job flexibility and corporate culture, and worker health and safety practices.



The Customers section of the Assessment measures the impact a company has on its customers. The section focuses on whether a company sells products or services that promote public benefit, and if those products/services are targeted towards serving underserved populations. Questions in this section will measure whether a company's product or service is designed to solve a social or environmental issue (e.g. improves health, preserves environment or creates economic opportunity to individuals or communities, promotes the arts/sciences, or increases the flow of capital to purpose-driven enterprises).



The Community section of the survey assesses a company's impact on its community. The Community section evaluates a company's supplier relations, diversity, and involvement in the local community. The section also measures the company's practices and policies around community service and charitable giving. In addition, this section includes if a company's product or service is designed to solve a social issue, including access to basic services, health, education, economic opportunity, arts, and increasing the flow of capital to purpose-driven enterprises.



The Governance section of the Assessment evaluates a company's accountability and transparency. The section focuses on the company's mission, stakeholder engagement, and overall transparency of the company's practices and policies.

Overall B Score

80 out of 200 is eligible for certification

*Of all businesses that have completed the B Impact Assessment

*Median scores will not add up to overall

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Company Highlights: 

Environment: >75% of office supplies come from recycled materials; >50% of facilities located near public transit; Policy to minimize corporate travel; >50% of energy comes from renewable sources; >50% of energy comes from on-site production

Employees: All employees paid a living wage; >50% of individual/family health insurance premiums covered; 6+ weeks maternity leave

Community: >50% of ownership in same community as 2/3 of workforce; >50% of customers are local; >10% of net profits given to charitable organizations

Consumers: 100% of products/services provide environmental benefits


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