
Commercial Electrician in Jacksonville
Why Choose David Gray for Your Commercial Electrical Needs?
At David Gray Electrical Plumbing Heating & Air, we proudly serve Jacksonville businesses with dependable, expert-driven commercial electrical services. With nearly 40 years of hands-on experience, our licensed electricians understand the critical nature of your operations and the importance of reliable electrical systems. From urgent repairs to long-term upgrades, we handle every project with professionalism and precision.
Choosing us means working with a team that values transparency, safety, and tailored solutions. Whether you're renovating, expanding, or building from scratch, we provide commercial electrical services that align with your industry needs—while ensuring complete code compliance and operational efficiency.
Need a commercial electrician in Jacksonville? Call David Gray at (904) 605-8190 or send us a message online today.
Comprehensive Services for Businesses
Whether you're managing a retail center, office building, or industrial site, we provide:
- New electrical installations for lighting, outlets, switchgear, and more
- Upgrades and rewiring for growing businesses
- Preventative maintenance plans to avoid system failures
- 24/7 emergency response to reduce downtime
- Smart lighting and control systems for energy efficiency
- Power quality analysis and correction to prevent costly disruptions
- Backup power systems and generators
Each service is tailored to your industry and facility needs, helping you avoid compliance pitfalls and energy waste.
Safety & Compliance Are Our Priorities
We make electrical safety a top priority. All our commercial services meet or exceed NFPA and OSHA standards, and we continuously train our electricians on the latest code changes and technologies.
Our team provides:
- Detailed electrical safety audits
- Employee training programs for on-site awareness
- Documentation and compliance reports for peace of mind
- Upgraded panels, breakers, and GFCI/AFCI systems to reduce risk
With David Gray, you can operate with confidence—knowing your system is both safe and regulation-ready.

Our Reviews See What Our Customers Say
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Clearly explained what needed to be done and why. Worked efficiently and neatly. I’m very pleased.
Jennifer W. -
We are grateful to all the professionals who turned our frown upside down.
Wes L. -
Thanks for doing such a thoughtful and precise job, we are very happy!
Ryan M. -
They were organized, prepared, careful, thorough, meticulous, pleasant, and incredibly helpful.
T. Prousis -
From start to finish (estimates thru installation) if you use David Gray you will be completely satisfied and happy that you did.
Cindy S. -
Our technician Rowdy did a great job explaining ways to improve our system and was very helpful.
Stephen B. -
Outstanding service on our duct cleaning today from David Grey Heating & Air.
Jackie G. -
They worked without distractions and cleaned when they completed their work.
Fern M.


How to Choose the Right Commercial Electrician
When selecting a commercial electrical contractor, consider these critical factors:
- Licensing and Insurance: Always work with state-certified professionals who are insured for commercial projects.
- Experience with Commercial Projects: Residential experience isn’t enough—choose a team that knows complex, large-scale systems.
- Code Knowledge: Ensure they stay current on NEC, NFPA, and local codes.
- Emergency Services: Downtime is expensive—ask if they offer 24/7 support.
- Past Project Success: Look for reviews, testimonials, and a robust portfolio.
Choosing a reputable, experienced partner like David Gray ensures your project is done right the first time—with minimal interruption and full transparency.
Start Your Project with Confidence
Your commercial electrical systems deserve trusted, expert care. At David Gray, we bring decades of experience, a commitment to safety, and a deep understanding of Jacksonville’s local requirements to every project. Whether you’re facing an urgent repair or planning a facility expansion, our team is ready to help.
Need commercial electrical service in Jacksonville? Call David Gray at (904) 605-8190 or contact us online today.
Commonly Asked Questions
What services does your commercial electrician team offer?
We provide a full suite of services including installations, rewiring, emergency repairs, lighting retrofits, code compliance upgrades, and energy audits for Jacksonville businesses.
How quickly can you respond to an emergency call?
Our team is available 24/7 for emergency repairs. We strive to respond as fast as possible to minimize your downtime and get your business operations back on track.
Are your services tailored to specific industries?
Yes. We serve retail, restaurants, healthcare, manufacturing, office buildings, and more—customizing solutions based on the electrical demands of each sector.
What kind of certifications do your electricians have?
All our technicians are licensed, insured, and receive continuous training in the latest electrical codes and commercial technologies to ensure safe, compliant work.
How do I know if I need an electrical upgrade?
Signs include flickering lights, circuit breakers frequently tripping, overloaded panels, or outdated wiring. We can evaluate your current system and recommend necessary upgrades.