Spectrum Lighting offers professional retrofit lighting services in Denver, CO, specialising in energy-efficient LED upgrades for commercial properties. Our expert electricians deliver customised solutions, including recessed lighting retrofits, LED downlight installations, and smart dimming systems, designed to enhance brightness, reduce energy use, and minimise glare. Focusing on modern aesthetics and long-term savings, we ensure each installation suits the unique needs of your space. Our retrofit lighting services improve light quality, extend fixture lifespan, and support a more sustainable, visually appealing environment for your business.