Expert whole-home & standby generator installation with transfer switches for reliable backup power during outages in Southwest areas.
Serving Silver City, Southwest New Mexico, and SE Arizona
Expert whole-home & standby generator installation with transfer switches for reliable backup power during outages in Southwest areas.
As an authorized Generac Dealer, WSI Southwest offers turn-key sales, installation, and maintenance for the #1 selling brand of home standby generators. We don’t just “drop” a unit; we provide a complete electrical integration tailored to your specific load requirements.
Residential Standby Installation: Keep your lights, HVAC, and well pumps running during grid failures.
Commercial & Industrial Power: Specialized backup solutions for businesses and mining sites throughout the Southwest.
Full Electrical Integration: Professional installation of automatic transfer switches (ATS) and panel upgrades.
Propane & Natural Gas Setup: Expert configuration for the fuel sources common in our rural service areas.
Annual Maintenance & Repair: Certified technicians to ensure your investment starts the moment the power drops.
At WSI Southwest, we keep the process simple, clear, and customer-focused—from your initial call to a fully powered, code-compliant result. No hassle, just reliable Southwest service.
Call or message us to discuss your electrical needs quickly.
We visit your site and create a clear, tailored project plan.
Our certified team installs safely and delivers quality results.
We know the challenges of rural and high-desert environments, from dust to variable power demands.
Same-day service for urgent issues; scheduled appointments for planned work.
Prioritizing protection for your family, property, and our team on every job.
At WSI Southwest, we keep the process simple, clear, and customer-focused—from your initial call to a fully powered, code-compliant result. No hassle, just reliable Southwest service.
Questions client usually asks us. If you have any other queries please feel free to let us know.
WSI Southwest, Inc. is a licensed electrical and general contractor providing a full range of residential, commercial, industrial, and mining electrical services. This includes electrical repairs, panel upgrades, lighting installation, circuit troubleshooting, and emergency electrical repairs. All work is performed with quality craftsmanship, honest pricing, and a focus on safety and reliability.WSI Southwest is a fully licensed and insured electrical contractor serving residential, commercial, municipal, and industrial clients. For over two decades, we have delivered safe, efficient, and inspection-ready electrical systems that perform under pressure.
WSI Southwest primarily serves communities throughout Southwest New Mexico and Southeastern Arizona. Specific coverage includes:
• Grant County, NM (Silver City, Cliff, Bayard, Hurley, Santa Clara, Tyrone)
• Catron County, NM (Glenwood, Reserve)
• Hidalgo County, NM (Lordsburg)
• Luna County, NM (Deming)
• Eastern Arizona and parts of Texas. The company is based in Cliff, NM, and proudly serves homes, businesses, and industrial sites across these regions.
WSI Southwest was established in 2004 as Williamson Services, a one-person sole proprietorship in rural New Mexico. It has since grown into a trusted, locally owned electrical contracting company while maintaining the same core values of hard work, integrity, and quality workmanship. The company is now known as WSI Southwest, Inc. (operating as WSI Electrical) and continues to focus on powering strong communities across the Southwest.
Yes. WSI Southwest is a fully licensed and insured electrical contractor. The team uses top-tier equipment and follows the highest safety standards to deliver reliable electrical solutions for every project, whether residential, commercial, or industrial.
You can easily request service by visiting the Service Request page on the website and filling out the quick form with your name and a brief description of how we can help. You can also call us directly at (575) 535-4335. The team responds quickly and is ready to discuss your electrical needs.
Yes. WSI Southwest offers emergency electrical repair services for urgent issues such as power outages, faulty wiring, or safety concerns. Our experienced electricians prioritize fast response times so you can get back to safe and reliable power as quickly as possible. Contact us anytime for emergency assistance.
WSI Southwest is a fully licensed and insured electrical contractor serving residential, commercial, municipal, and industrial clients. For over two decades, we have delivered safe, efficient, and inspection-ready electrical systems that perform under pressure.
Silver City, Cliff, and surrounding counties: Grant, Luna, Hidalgo, and Catron
Neighboring communities that rely on dependable electrical support
Select regions for specialized installations and repairs