Info as of October 2026. Check each license before you hire (tsbpe.texas.gov for plumbers, tdlr.texas.gov for HVAC and electrical).
Rey & Sons Electric LLC
- Phone: (210) 420-2512
- TDLR Electrical License #: TECL 36887 (Electrical Contractor)
- Hablo Español: —
- Financing Available: —
Slot 1 of 5 – Rey & Sons Electric LLC (San Antonio)
Limited to 5 electrical contractors per area — more coming soon.
Limited to 5 contractors per service area
West San Antonio Electrical Contractors (Residential & Commercial)
Searching for West San Antonio electrical contractors? You’re in the right place. This page lists contractors with a license number on file. We don’t verify insurance. Ask for a certificate of insurance. Because the West Side blends fast-growing subdivisions with established neighborhoods and commercial hubs, demand ranges from careful troubleshooting to full breaker box and panel upgrades for new loads.
When homes add HVAC equipment, workshops, or EV charging, capacity and protection matter. Therefore, a licensed San Antonio electrical contractor evaluates panel size, grounding, GFCI/AFCI protection, and surge suppression before recommending repairs or a breaker box replacement. Whether your home has a 100 amp breaker box or needs a 200 amp breaker box, proper load calculation and labeling help prevent nuisance trips and overheating. Moreover, if you notice buzzing, discoloration, frequent tripping, or rust, schedule an inspection as soon as possible.
Common West Side Services
- Breaker box & panel work: upgrades, labeling, code corrections, and surge protection
- Wiring & troubleshooting: outlets, switches, lighting circuits, and dedicated appliance lines
- Lighting projects: recessed, landscape, security, and energy-efficient retrofits
- EV charger installs: Level 2 circuits with permits and load calculations
- Generator hookups: transfer switches and maintenance
- Commercial service: tenant improvements, retail build-outs, signage power, and preventative maintenance
The West Side has seen steady residential growth, particularly along Potranco and Culebra. Consequently, many projects involve adding new circuits for kitchens, home offices, and gyms—while keeping interiors clean and timelines tight. At the same time, shopping centers and warehouses along 151 and Loop 410 call on commercial electrical contractors to handle lighting upgrades, emergency egress, and code compliance that minimizes downtime.
To prepare for a visit, first list symptoms (flickering lights, tripping breakers, warm panel, or burning odors). Next, note your panel brand and approximate amperage. Additionally, share any recent or planned loads—HVAC upgrades, welders, compressors, or an EV charger—since these details affect the recommended scope. Then, request a written estimate with timeline and warranty terms for parts and labor. Finally, confirm whether the contractor pulls permits and coordinates inspections, because that helps prevent delays.
Ultimately, choosing the right partner means balancing craftsmanship, safety, and communication. Some owners prefer small, hands-on teams from independent electrical contractors, while others choose larger firms with multiple service trucks. Either way, a licensed and insured professional who explains options clearly and documents the work will help your home or business stay safe, efficient, and ready for the next upgrade.
Frequently Asked Questions – West San Antonio Electrical Contractors
1) Do I need a licensed West San Antonio electrical contractor for a breaker box replacement?
Yes. A licensed, insured West San Antonio electrical contractor should handle any breaker box replacement or panel upgrade. Verify licenses with the TDLR License Search Tool.
2) What are signs my breaker box needs service or upgrading?
Frequent tripping, buzzing, heat at the panel, rust, or added high-demand appliances (like EV chargers) suggest you may need maintenance or a 200 amp breaker box upgrade.
3) How much does a breaker box replacement cost on the West Side?
Costs vary by amperage, wiring condition, grounding, surge protection, and permits. Ask for a written scope and warranty from two or three contractors for a fair comparison.
4) Do contractors handle permits and inspections?
Typically yes. Reputable West San Antonio electrical contractors pull permits when required and coordinate inspections. Ask about timelines up front to avoid delays.
5) Can I install a Level 2 EV charger at my home?
Usually. A contractor evaluates panel capacity, runs a dedicated circuit, and installs the charger to code. If capacity is limited, they may recommend a breaker box or service upgrade.
6) What services do commercial electrical contractors provide on the West Side?
Tenant improvements, new circuits, lighting retrofits, signage power, panel work, preventative maintenance, and code corrections for retail, office, and warehouse spaces.
7) How do I choose the right contractor?
Verify license/insurance (use the TDLR tool), check recent reviews, compare written estimates, and confirm warranty coverage for parts and labor.
8) What should I do during an electrical emergency?
Call 911 if there’s smoke, fire, or shock risk. Only shut off the main breaker if it’s safe. Then contact a licensed West San Antonio electrical contractor for repairs.
About the West & Northwest San Antonio (Loop 1604 West / US-90) area
West and Northwest San Antonio covers the Medical Center (78229), the neighborhoods around JBSA-Lackland, the fast-growing Loop 1604 West and Potranco Road / Alamo Ranch area (78245, 78253), Helotes (78023) on Bandera Road, and Castroville (78009) out US-90 in Medina County. Housing ranges from 1970s-1980s homes and apartments near the Medical Center to newer subdivisions outside Loop 1604.
Electrical needs here range from panel and service upgrades in older homes to EV chargers, generators and surge protection in newer ones, especially since the February 2021 winter storm (Uri). CPS Energy serves most of the area and handles the meter and service drop, while your city (San Antonio or the suburb you live in) issues the permit. Texas requires electrical contractors to hold a TDLR license (TECL), and you can verify any license number using the TDLR license search.
More Local Electricians Serving West San Antonio
Listings are in no particular order. Confirm each company serves your address, and verify its state license and insurance before hiring.
Dietrich Electrical Services
- Phone: (210) 387-7949
- TDLR electrical contractor License #: TECL 31582 — verify
Listing built from public state license data. Please verify the license and insurance before hiring.
Disciple Electric
- Phone: (210) 846-1522
- TDLR electrical contractor License #: TECL 32834 — verify
Listing built from public state license data. Please verify the license and insurance before hiring.
Communities We Cover in West San Antonio
Helotes (ZIP 78023)
A city on Bandera Road (TX-16) just outside Loop 1604 at the edge of the Hill Country, with limestone terrain and a mix of established and newer homes. Hill Country lots with outbuildings, well pumps and backup generators are common. Ask about transfer switches when adding a generator.
Potranco Road area (ZIP 78245 / 78253)
The Potranco Road corridor on the far West Side outside Loop 1604, mostly newer subdivisions. Newer homes here commonly add EV chargers, ceiling fans and outdoor circuits. Check builder warranty terms first.
Alamo Ranch (ZIP 78253)
A large master-planned area on the far West Side around Loop 1604 and Culebra Road, made up mostly of 2000s-and-newer subdivisions. See Alamo Ranch electricians →
Lackland (ZIP 78236 / 78227 / 78242)
The neighborhoods surrounding JBSA-Lackland on the Southwest/West Side off US-90 and Loop 410; on-base housing repairs go through base housing, while off-base homes hire private contractors. See Lackland electricians →
Medical Center (ZIP 78229)
The South Texas Medical Center area off Wurzbach, Fredericksburg and Babcock roads, dense with apartments, condos and 1970s-1980s homes. See Medical Center electricians →
Castroville (ZIP 78009)
A historic Alsatian-settled town in Medina County on US-90 west of San Antonio, near the Medina River. See Castroville electricians →