Vision: Vibrant and healthy communities, built around the innovative use of building technologies, energy, and design.

Mission: leverage public-private partnerships to equitably develop the tools, resources, and learning platforms necessary to support the adoption of emerging technologies and design best practices.

About Us

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Founded over 30 years ago, Lighting Design LDL (LDL) is a center of innovation helping Seattle City Light and northwest utilities effectively engage with the regional design and construction communities. With core funding from Seattle City Light and support from a public-private partnership, LDL is a hub for regional collaboration, supporting market deployment of emerging technologies.

LDL staff are industry leaders with unique expertise in lighting technology and design, experience in training and education, knowledge of utility programs and policy, and a successful track record of supporting innovative projects across the Pacific Northwest.


Our Services

Professional Services

Lighting Support

Lighting services consist of LDL staff performing project consultations and computer modeling. These professional services can greatly benefit end-use customers and support utility program goals.

Utility Program Support

Utility program support services consist of LDL staff working on behalf of utilities to provide program design, data analysis, policy guidance and more. These professional services are aimed at helping utilities optimize their investment in reaching savings goals and exceeding customer expectations.


Core Services Areas

Education Development & Delivery

LDL is an industry leader developing and delivering new curriculum for the lighting and utility industries. With both in-person and online events LDL offers CEU’s for many of its classes delivered across the northwest.

Product Evaluation

LDL works with industry leaders to help demonstrate and evaluate the effectiveness of emerging technologies. These activities identify market barriers and inform future focus areas.

Tools & Resources

Synthesizing feedback and market intel from both utility and industry partners, LDL develops next generation tools and resources that support market transformation. These on-demand resources support and augment LDL’s scheduled workshop delivery.

Information Aggregators

Active across multiple industry committees and drawing from decades of relationships, LDL functions a natural information aggregator with public-private partnerships inspiring collaboration fueling continuous improvement.