Commercial & industrial electrical contractor · Puerto Rico
Power with engineering behind it.
We do electrical installations, distribution, solar, and backup power for commercial, industrial, and public-works projects across Puerto Rico. We work as the electrical subcontractor to general contractors and have worked on federal and municipal projects. Francisco González, an electrical engineering graduate of UPR Mayagüez, supervises the projects in person.
Focused on commercial, industrial, and public-works projects. Residential only for select projects.
Services
Eight services for commercial and industrial facilities
Commercial & industrial electrical installation
Buildouts, tenant improvements, plant expansions, and new facilities, installed to NEC and delivered with certification.
More detail →Three-phase distribution & substations
Feeders, switchgear, transformers, and capacity upgrades for plants and buildings that need more capacity.
More detail →Industrial electrical maintenance
Scheduled preventive contracts, thermography, and emergency response for plants and commercial facilities.
More detail →Commercial & industrial solar
Rooftop and ground-mount PV systems with storage, LUMA interconnection, and business incentives.
More detail →Backup power: generators, ATS & batteries
Generators, automatic transfer switches, and batteries sized to your operation's critical load.
More detail →Commercial LED lighting & retrofits
Lighting retrofits for warehouses, distribution centers, parking lots, and retail that cut the bill and improve operations.
More detail →Certifications, inspections & as-builts
Electrical certifications, drawing surveys, and closeout documentation for permits, insurers, and audits.
More detail →Commercial electrical design-build
Electrical design and installation under one contract, with permit and subcontractor coordination, delivered turnkey.
More detail →For general contractors
Electrical subcontractor for general contractors
We have executed the electrical scope of federal and municipal projects working for general contractors. We know the public-works process: submittals approved before installation, phased inspections, reports, and closeout documentation.
- One technical contact with engineering training
- Complete submittals, as-builts, and closeout certifications
- A crew that follows your safety plan and your schedule
- Prequalification package available on request
Markets
Markets we serve
Government & federal
Electrical subcontractor to general contractors on federal, state, and municipal projects.
More detail →Manufacturing
Plants that cannot stop: distribution, maintenance, backup, and solar for continuous operations.
More detail →Pharmaceutical & biotech
Regulated facilities where backup, documentation, and traceability are not optional.
More detail →Retail & shopping centers
Buildouts, tenant improvements, lighting, and certifications to open on time.
More detail →Healthcare
Hospitals, clinics, and labs: backup that starts, maintenance that gets documented.
More detail →Hospitality & tourism
Hotels and resorts: reliable power, solar that lowers the bill, and work the guest never notices.
More detail →Logistics & warehousing
Warehouses, distribution centers, and cold storage: lighting, distribution, fleet charging, and rooftop solar.
More detail →Another industry?
If your facility is commercial or industrial and not on the list, tell us about the project.
Request a proposal →How we work
How we work a project
Site visit and scope
We review the drawings, loads, and site conditions. If there are no drawings, we survey the site.
Engineering and proposal
You receive the scope in writing, with schedule, submittal list, and a firm price.
Supervised execution
We install to NEC, coordinating with the general contractor, the facility manager, and each phase inspection.
Documented closeout
We deliver the as-builts and certifications and walk the finished work with you.
The founder
Who runs the projects
Francisco González founded FJ Electric Contractor after several years leading solar installations across the island. He is an electrical engineering graduate of the University of Puerto Rico at Mayagüez. Since then he has led the electrical scope of commercial, industrial, federal, and municipal projects, working for general contractors.
- Electrical engineering, UPR MayagüezLoad calculations, design, and diagnostics are done by someone with formal training.
- Public-works experienceFederal and municipal projects executed for general contractors.
- On-site supervisionFrancisco is on the job during execution.
Coverage
Islandwide coverage
We send crews to the metro area, the industrial corridors of the north and west, the south, and the east. We reach any industrial park, campus, or facility in Puerto Rico.
Before you bid
Frequently asked questions
Do you do residential work?
Our focus is commercial and industrial. We evaluate select residential projects, such as new homes, solar systems with backup, or larger installations. We do not do repairs or minor residential service.
Do you work as a subcontractor to general contractors?
Yes. Much of our work is for general contractors. We follow your schedule, your safety plan, and your submittal process, and we close out with the documentation the agency or the owner requires.
Do you have experience on government projects?
Yes, as the electrical subcontractor to general contractors on federal and municipal projects. We know the submittal, phased-inspection, and closeout-documentation requirements that public work demands.
What does an FJ proposal include?
Detailed scope, inclusions and exclusions, schedule, firm price, submittal list, and warranty terms. All in writing before we start.