Business Details
21 Years
experience
Emergency
services
Reliable Electrical Solutions for Commercial & Industrial Projects
Established in 2005, Cornerstone Electrical has built a reputation as a trusted electrical contracting firm serving Southern Arizona. Specializing in industrial and commercial electrical services, we combine 17 years of hands-on experience with innovative prefabrication techniques to deliver cost-effective, high-quality solutions. Our team of seasoned professionals brings field-tested expertise to every project, from complex construction to maintenance and energy efficiency upgrades.We prioritize client relationships, maintaining transparency and accountability throughout every phase of work. Our commitment to quality control empowers employees to develop creative solutions while ensuring timely project completion. With a focus on safety, efficiency, and customer satisfaction, we've completed landmark projects for clients like GEICO and Nordstrom Rack across Arizona's commercial and industrial sectors.
Services
Industrial Electrical Services
Commercial Electrical Maintenance
Energy Savings Solutions
Prefabrication Services
Emergency Electrical Systems
Details
- Year established: 2005
Highlights and features
- 17 years of specialized experience in industrial and commercial electrical contracting
- Prefabrication technology reduces installation time and project costs
- Field-trained leadership team with hands-on construction expertise
- Proven quality control processes for consistent project outcomes
- Established relationships enabling competitive material procurement
Services
Industrial Electrical Services
Full-service electrical solutions for industrial facilities including new construction, equipment installation, and system upgrades. Our team handles complex projects like plastics processing plants with complete electrical infrastructure. We implement LED lighting, control systems, and emergency power solutions while maintaining strict safety standards.
Commercial Electrical Maintenance
Comprehensive maintenance for commercial buildings including emergency generators, UPS systems, and lighting controls. We support office complexes with ongoing service needs through scheduled maintenance and rapid-response repairs to minimize business disruption.
Prefabrication Services
Custom prefabrication of electrical components to accelerate installation and reduce on-site labor costs. Our warehouse facilities allow controlled environment assembly of complex systems before delivery to project sites, ensuring precision and efficiency for tight deadlines.
Emergency Electrical Systems
Design and installation of critical power systems including backup generators and uninterruptible power supplies. We ensure continuous operation for commercial facilities through redundant systems integrated with building electrical infrastructure and solar energy solutions.
Energy Savings Solutions
Comprehensive energy optimization services featuring LED lighting retrofits, smart control systems, and solar array integration. Our solutions reduce operational costs while maintaining code compliance and system reliability for commercial and industrial clients.
People
Alan Bieberstein
President
Founder with 17 years of electrical contracting experience. Completed apprenticeship program and worked on diverse projects before establishing Cornerstone. Transforms industry challenges into innovative solutions while mentoring employees to maintain company values.
Joan Slocum
Financial & Administrative Support
Manages bookkeeping, HR, and office operations with attention to detail. Former professional ballet dancer who taught arts education. Maintains organizational excellence while fostering a positive workplace environment for the team.
Chelsea Begay
Project Coordinator
Coordinates project logistics and supplier relationships with marketing expertise. Pursuing project management degree while active in industry leadership programs. Ensures smooth operations for complex electrical construction projects.
Jeff Smith
Warehouse Manager
Oversees inventory control and material logistics with production background. Implements innovative storage solutions and quality assurance processes. Maintains efficient warehouse operations to support timely project execution across Arizona.
Questions
What types of electrical projects do you specialize in?
We specialize in industrial and commercial electrical projects including new construction, maintenance, emergency systems, and energy efficiency upgrades.
Do you serve areas outside Tucson?
Yes, we serve the entire Southern Arizona region including Eloy and surrounding commercial centers for electrical contracting needs.
Can you handle emergency electrical services?
Yes, we provide emergency electrical services with rapid response for critical power systems and urgent repair needs.
What makes your prefabrication services unique?
Our prefabrication process reduces on-site installation time by creating components in controlled warehouse environments before project deadlines.
How do you ensure project quality control?
We empower employees to innovate solutions while maintaining strict quality checks throughout every project phase from design to completion.
