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50+ Years
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Emergency
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Full-Service Electrical Contracting Solutions in Arizona
Since 1971, Delta Diversified Enterprises has established itself as a leading commercial and industrial electrical contractor serving the Western United States. Our commitment to excellence is reflected in our comprehensive services, spanning electrical construction, emergency response, virtual construction, and design-build solutions. With three offices in Tempe, Prescott, and Yuma, we deploy a team of 500-1,000 professionals, including 75 full-time service employees and 40 service vans, ensuring 24/7 availability for urgent needs. Our focus on safety and quality is underscored by LEED-certified managers, in-house training programs, and a documented quality inspection process that begins at installation.

Recognized as a top 50 electrical contractor nationally, we prioritize client satisfaction through precise coordination, adherence to design criteria, and a workforce with an average tenure of 10-30 years. Our missionExperience, Attitude, and Enthusiasm Make the Differenceguides our partnerships with clients and community initiatives, ensuring reliable, code-compliant solutions tailored to each project's unique demands.
Services
Electrical Construction Emergency Services Virtual Construction Design-Build Projects Thermal Imaging Preventive Maintenance Industrial Controls Medium Voltage Distribution Certified Testing BIM Coordination
Details
  • Year established: 1971
Highlights and features
  • We offer 24/7 emergency electrical services with rapid response teams.
  • Our LEED-certified managers ensure sustainable and compliant installations.
  • We utilize BIM technology for precise project coordination and quality control.
  • Our workforce averages 10-30 years of tenure, ensuring skilled execution.
  • We maintain top-tier industry rankings, including top 50 electrical contractors nationally.
Associations and certifications
  • LEED
Services
Electrical Construction
We deliver end-to-end electrical construction for commercial and industrial projects, emphasizing safety, code compliance, and precision. Our teams coordinate with architects and engineers to ensure seamless integration of systems, utilizing BIM technology for accurate installations that meet design specifications.
Emergency Services
Our 24/7 emergency service department responds to urgent electrical failures with rapid deployment of 40 service vans and 70 trained technicians. We prioritize restoring operations swiftly while ensuring safety and minimizing downtime for businesses.
Design-Build Projects
We collaborate with architects and engineers in a non-adversarial team environment to deliver cost-effective, timely projects. Our approach combines budget management, constructability analysis, and LEED-certified expertise to align installations with client goals and industry standards.
Thermal Imaging
Our infrared scanning services identify electrical system hotspots and potential failures preemptively. This non-invasive technology allows predictive maintenance, reducing risks of outages and extending equipment lifespan for commercial clients.
BIM Coordination
Using Building Information Modeling (BIM), we create precise 3D representations of electrical systems to optimize layout and coordination. This process minimizes field conflicts, ensures accurate shop drawings, and streamlines installations for complex projects.
People
Larry Donelson
President/CEO
With over 50 years of leadership, Larry founded Delta Diversified Enterprises in 1971, driving its growth into a top-tier electrical contractor through a commitment to innovation and community partnerships.
Leo D. Correll
Executive Vice President
Leo oversees strategic operations with decades of industry experience, ensuring project excellence and client satisfaction through rigorous adherence to safety protocols and quality standards.
Donald Wagner
Vice President Engineering
As a licensed professional engineer, Donald leads technical teams in delivering complex electrical systems, leveraging BIM technology and LEED-certified practices to optimize project outcomes.
Martin Miramontes
Corporate Safety Director
Martin ensures compliance with OSHA regulations and internal safety programs, fostering a culture of health and wellness across all projects to protect employees and maintain operational excellence.
Bill Nelson
BIM/VDC Manager
Bill directs virtual construction efforts, integrating BIM workflows to enhance coordination, reduce errors, and improve efficiency in electrical installations for large-scale commercial projects.
Questions
What services does Delta Diversified Enterprises offer?
We specialize in electrical construction, emergency services, design-build projects, thermal imaging, preventive maintenance, and BIM-coordinated installations for commercial and industrial clients.
Do you provide 24/7 emergency electrical services?
Yes, our 24/7 emergency department includes 40 service vans and 70 personnel for rapid response to urgent electrical issues.
Which areas do you serve?
We operate across the Western United States, with offices in Tempe, Prescott, and Yuma, Arizona.
Are your team members certified?
Yes, we employ LEED-certified managers and maintain rigorous in-house training programs for all technicians.
How does Delta ensure project quality?
We implement documented quality inspections, BIM coordination, and adherence to client-specific design criteria from installation to completion.