Business Details
48 Years
experience
Emergency
services
Trusted Electrical Contractors in Denver, CO
Custom Electrical Contractors has been delivering specialized electrical solutions since 1978. Our expertise spans commercial and industrial electrical construction, maintenance, and emergency services, supported by a team with an average of twelve years' tenure. We offer comprehensive services including fire alarm systems, data infrastructure, backup power solutions, and design-build projects. Our fleet of service vehicles ensures 24/7/365 emergency response capability across the Front Range of Colorado.With deep roots in Denver, we serve clients from Ft. Collins to Colorado Springs, maintaining strict adherence to NEC and OSHA compliance standards. Our commitment to quality is reflected in long-term client relationships and installations that prioritize efficiency, reliability, and safety. Through generations of electrical expertise, we combine third-generation craftsmanship with modern technological advancements to meet evolving industry demands.
Services
Electrical Maintenance
Emergency Services
Fire Alarm Systems
Power Installations
Code Compliance
Design-Build Projects
Backup Power Solutions
Lighting Systems
HVAC Wiring
Data Infrastructure
Details
- Year established: 1978
Highlights and features
- 40+ years serving Colorado's commercial electrical needs
- 24/7 emergency response with dedicated service vehicles
- Experienced team with average 12-year tenure
- Full NEC and OSHA compliance expertise
- Integrated design-build and maintenance solutions
Services
Electrical Maintenance
Our preventive maintenance services ensure optimal performance of commercial electrical systems. We provide comprehensive inspections, repairs, and upgrades for lighting, power distribution, and control systems. With experienced technicians and 24/7 emergency availability, we minimize downtime while maintaining strict compliance with NEC and OSHA standards across Denver's Front Range.
Emergency Services
Critical electrical failures demand immediate attention. Our 24-hour emergency response team operates year-round with dedicated service vehicles. We address power outages, system failures, and safety hazards across commercial and industrial facilities, ensuring rapid restoration of operations while maintaining full code compliance throughout Colorado's Front Range.
Fire Alarm Systems
We design, install, and maintain advanced fire alarm systems for commercial properties. Our services include system upgrades, code compliance verification, and integration with building management systems. With certified technicians and specialized fire alarm licensing, we ensure reliable life-safety protection for office buildings, medical facilities, and industrial sites across multiple jurisdictions.
Power Installations
From new construction to system retrofits, we deliver complete power distribution solutions. Our capabilities include high-efficiency lighting, UPS systems, and 3-phase power installations. We specialize in energy management systems and power quality analysis, ensuring reliable electrical infrastructure for commercial buildings, manufacturing facilities, and critical care environments.
Code Compliance
Navigating electrical codes requires expert knowledge. We provide NEC code corrections, OSHA violation remediation, and compliance audits for commercial properties. Our team ensures all installations meet current standards while helping clients maintain safe, code-compliant electrical systems across diverse facility types in Colorado's regulated industries.
People
Sam Silverthorn
President
Third-generation electrician with 22 years at CEC. Transitioned from apprentice to President in 2021. Holds Journeyman license through IECRM apprenticeship program. Specializes in project management and electrical estimating.
Nick Pepping III
Vice President
Construction Management graduate with 21 years at CEC. Former water/wastewater plant specialist. Oversees daily operations and project management since 2019 ownership acquisition. Brings technical expertise from multi-state infrastructure projects.
Cherie Lamarine
Office Manager
19-year company veteran. Handles accounting, HR, and payroll operations. Started as receptionist in 2003. Known for maintaining positive workplace culture while managing critical back-office functions for the growing electrical contracting firm.
Edwin Narciso
Project Manager
Licensed Journeyman Electrician since 2018. Holds Denver Fire Alarm Installer license. Transitioned from field work to project management in 2021. Focuses on continuous professional development while mentoring team members in electrical best practices.
Zach Onorato
Project Manager
Master Electrician with 9 years at CEC. Specializes in commercial tenant finish and ground-up builds. Completed IECRM apprenticeship program while earning state licensing. Transitioned to project management in 2021 to expand leadership capabilities.
Questions
What areas do you serve?
We serve the entire Front Range of Colorado from Ft. Collins to Colorado Springs, including Denver metro area commercial and industrial clients.
Do you offer emergency services?
Yes, we provide 24/7/365 emergency electrical services with dedicated response vehicles available at all times for critical power issues.
What industries do you specialize in?
We focus on commercial and industrial electrical systems including office buildings, manufacturing facilities, medical centers, and critical infrastructure projects across Colorado.
How experienced is your team?
Our electricians average 12 years with the company, including third-generation professionals and licensed master electricians with extensive project management experience.
What certifications do you hold?
Our team maintains current Journeyman and Master Electrician licenses, Denver Fire Alarm Installer certification, and follows strict NEC and OSHA compliance standards.
Can you handle large-scale projects?
Yes, we manage complex commercial builds, industrial power systems, and multi-facility maintenance programs with our experienced project management team and field crews.
