Colorado Electrical Engineering (CEE), led by Charlie Ritenour, delivers trusted electrical engineering and design services for commercial and residential projects across Colorado. Based in Castle Rock, CEE serves clients throughout the Front Range, Denver metro, mountain regions, and Western Slope, supporting projects from concept through completion. Services include commercial and residential electrical design, MEP engineering, consulting, and emergency backup power planning. Known for a personable, hands-on approach, Charlie works closely with clients and project teams to deliver practical, code-compliant solutions tailored to Colorado’s unique environment, helping every project stay on track and perform reliably.