About Us

Bringing Efficiency to Light.

The DesignLights Consortium® (DLC) is a non-profit organization dedicated to accelerating the widespread adoption of high-performing commercial lighting solutions. The DLC promotes high-quality, energy-efficient lighting products in collaboration with utilities and energy efficiency program members, manufacturers, lighting designers, and federal, state, and local entities. Through these partnerships, the DLC establishes product quality specifications, facilitates thought leadership, and provides information, education, tools and technical expertise.

Why DLC?

The DLC drives energy efficiency in the commercial lighting sector.

"Creative Commons Earth at Night" by Michael Cote is licensed under CC BY 3.0


The DLC helps utilities create better energy efficiency programs by identifying and verifying the highest-performing products and systems.

DLC Expertise


The DLC provides technical expertise and a collaborative forum for all industry stakeholders to drive product performance.

DLC Innovation


The DLC works tirelessly to create new programs, tools, and resources that are relevant to the needs of end users and that push the commercial lighting industry into a more energy-efficient future.

Our Impact

The DLC has ten years of experience promoting energy efficiency in the commercial lighting sector. We pride ourselves on our adaptability to the rapidly-changing industry, our commitment to transparency, and a core dedication to our mission of driving energy-efficiency through lighting. A few of our key accomplishments include:


The largest verified list of high performing LED lighting products: the DLC Solid-State Lighting QPL.

40% efficiency gains

Over 40% gains in product efficiency on the Solid-State Lighting QPL over five years.

Networked Lighting Controls QPL

The first and only Qualified Products List for networked lighting control systems.


Our Members

The DLC is currently supported and funded by 85 Member energy efficiency programs throughout the U.S. and Canada. Members provide expertise and insight into policy and specification development processes and on topics related to quality, performance, energy efficiency, and lighting market transformation. In return, Members use DLC resources to improve their commercial efficiency programs, meet and exceed their energy savings goals, and provide product quality and performance assurance to their customers.

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Industry Advisory Committee

The Industry Advisory Committee works at the strategic level to support the DLC, bridge the gap between industry and utility Member needs, and help fulfill the DLC mission. Advisory Committee members are nominated and selected every two years and help the DLC drive efficient lighting through education, collaboration, and expertise.

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