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Chain

Commercial Low-Voltage Contractor in Maryland

Security cameras, cabling, WiFi and sound systems for stores, restaurants and businesses across Maryland and the mid-Atlantic.

We install it, test it, label it, and come back when it needs service.

What We Do

One team for the low-voltage systems your site runs on.

Technician on a ladder installing a dome security camera on a commercial building, with pole and wall cameras covering a parking lot, a parked car and a pedestrian.

Security Cameras, Facial & License Plate Recognition

IP camera systems with facial and license plate recognition for storefronts, checkout areas and parking lots.

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Technician terminating network cables at two open-frame racks fed by blue cable bundles from an overhead cable tray.

Structured Cabling & Fiber

Cat6 and fiber runs, racks and patch panels, labeled and tested.

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Technician on a ladder installing a ceiling Wi-Fi access point, with coverage zones shown over a cutaway office floor.

Networking & WiFi

Access points, switches, racks and commercial Starlink internet, set up so your devices stay online. Learn more →
Technician on a ladder mounting a large display above a conference table, with an AV equipment rack on the wall.

Commercial Audio, Video & Paging

Background music, paging and displays for restaurants and businesses.

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Technician with a laptop running diagnostics on a network cabinet, with a service checklist on a tool cart.

Service & Maintenance

Service calls and repairs for existing systems, billed by the tech-hour.

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Who We Work With

Most of our work is commercial. We handle multi-site service for national grocery and retail chains, and projects for restaurants and local businesses.

  • Grocery and retail stores
  • Restaurants and hospitality
  • Offices and commercial buildings
  • Property and facility managers

Why Chain

  • One crew for cameras, cabling, network and sound
  • Clean, labeled installs that are easy to service later
  • Experience working inside customer work-order systems
  • Based in Maryland, serving the mid-Atlantic

How We Work

01

Walk the site.
We look at the space, the existing gear and what you need it to do.

02

Quote the job.
You get a clear scope and price before we start.

03

Install and test.
We run the cable, mount and set up the equipment, and test every drop and device.

04

Hand off and support.
We walk you through the system and stay available for service calls.

Need help at home? We take residential work by request.

Have a Site That Needs Work?

Tell us what you need and where. We will get back to you with next steps.