Reliable Electrical, Security & IT Solutions Done Right the First Time.
We help businesses eliminate downtime, improve performance, and protect their operations with professional installation and support.
Mission & Vision
Our Vision
To become the most trusted provider of electrical, low-voltage, security, networking, and technology solutions in Massachusetts and beyond — recognized for reliability, innovation, professional excellence, and long-term client relationships. We strive to empower businesses with smarter infrastructure, stronger connectivity, and dependable systems that support growth, security, and operational success.
Our Mission
At Expert Fix Solutions LLC, our mission is to deliver high-quality electrical, low-voltage, networking, security, and technology services with professionalism, precision, and integrity. We are committed to providing reliable solutions, fast response times, clean installations, and exceptional customer service that help businesses stay connected, secure, productive, and prepared for the future.
Our Services
Electrical
Full residential and commercial electrical installation, repairs, panel upgrades, and wiring. Licensed and up to code.
CCTV & Security
Professional security camera installation for homes and businesses. HD surveillance systems with remote viewing capabilities.
Automation
Smart home and building automation systems. Control lighting, climate, security, and more from a single interface.
IT & Structured Cabling
End-to-end IT support, network infrastructure, and structured cabling — from server rooms to Cisco access points.
Network Infrastructure
Enterprise-grade networking solutions. Server room setup, switch installation, and Wi-Fi optimization.
Built on Trust
Fully Insured & Licensed
Every job is covered. We carry full liability insurance so you can have complete peace of mind on every project.
Fast Response Time
We understand urgency. Our team responds quickly and shows up on time — every time. No waiting around.
Quality Workmanship
We don't cut corners. Every installation is done to the highest standard with quality parts and clean work.
Clear Communication
You'll always know what's happening. Transparent pricing, honest timelines, and easy WhatsApp contact.
CCTV Installed
8-camera HD system at commercial property
Network Upgraded
Cisco access points — full building coverage
Panel Upgraded
200-amp service upgrade, fully permitted
Meet Hernain Castro
Hernain Castro
Business Owner & Founder
Hi, I'm Hernain — the founder of Expert Fix Solutions LLC and your trusted partner for low-voltage, A/V, IT, and security solutions. With years of hands-on experience, I specialize in helping businesses and homeowners with structured cabling, server and networking setups, CCTV cameras, POS systems, A/V installations, computer & smartphone repairs, and appliance services.
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What sets me apart? I don't just complete a job — I make sure every system is installed, explained, and working exactly as it should. I take pride in offering professional, reliable, and affordable services with a personal touch, always treating my clients' businesses and homes with the same care as my own.
I'm passionate about technology and committed to making it work for you — whether it's securing your property, setting up a new server rack, or troubleshooting a critical device. Reach out anytime — I'm here to help you get the job done right the first time.
Simple Process
Contact Us
Call or WhatsApp us. Describe your issue or project — we'll listen and ask the right questions.
Assessment
We visit your site, assess the scope of work, and provide a clear, upfront quote with no hidden fees.
Expert Work
Our certified team gets to work. Clean, professional, done right. We respect your space.
Handover
We test everything, walk you through the system, and make sure you're 100% satisfied before we leave.
What They Say
Expert Fix Solutions installed our CCTV system and the job was done perfectly. Professional crew, clean work, and they explained everything. Highly recommend for any security camera needs.
Had an electrical emergency and they responded within hours. Fixed the panel issue quickly and safely. Fair pricing and very knowledgeable team. Will definitely use again.
They upgraded our entire office network with Cisco access points. Coverage is flawless now. The team was efficient, cleaned up after themselves, and the pricing was very fair.
Structured cabling for our new office build-out. Expert Fix Solutions did an incredible job — organized, labeled, and everything works flawlessly. Very professional from start to finish.
Stay Connected
The fastest way to reach us. Send a message, describe your project, and we'll get back to you within minutes. Available 7 days a week for quotes, questions, and emergencies.
See our work in action. We document real jobs — before and after shots of electrical installs, CCTV setups, network builds, and more. Follow along and see what we're capable of.
Real installs, real jobs. See our latest work straight from the field.
Ready to Fix It
the Right Way?
Call, text, or WhatsApp us. Fast response guaranteed. Serving Peabody, Salem, Beverly, Lynn, and all of North Shore Massachusetts.