http://ddpleds.com/ : Established in 1970, DDP Engineered LED Solutions is a leader in the design and manufacture of high-quality, ultra-reliable solid-state lighting solutions for status indication and illumination. Our experienced LED design engineering group delivers an efficient LED custom electro-optical light source design to meet your specifications, while our ISO 9001 manufacturing in El Segundo, CA ensures quality, and consistency. Whether you need to indicate or illuminate, DDP Engineered LED Solutions develop the highest-quality custom and retrofit engineered LED lighting solutions. For more details Call @ (800) 421-6815 or 310-640-0442.