Founded in 1935 by John W. Speaker, we develop innovative, high-performance vehicular lighting solutions for OEM and aftermarket customers around the world. Headquartered in Germantown, Wisconsin, we specialize in LED and emerging lighting technologies that improve visibility, safety, and performance across a wide range of vehicle applications. As a trusted engineering partner, we collaborate with manufacturers to create custom lighting solutions that combine advanced optics, exceptional durability, and distinctive design. We proudly design, manufacture, and assemble our products in the United States, maintaining rigorous quality standards throughout every stage of development and production. For more than 90 years, our commitment to innovation has driven us to push the boundaries of lighting technology while delivering reliable, high-performance solutions our customers can depend on. Whether developing a custom OEM system or an aftermarket upgrade, we remain focused on engineering lighting that helps people see farther, work safer, and perform with confidence.