Structured Cabling
Data, voice, and fiber optic installation for commercial buildings, offices, and warehouses. Cat6, Cat5e, multi-mode and single-mode fiber, all termination types.
Learn more →Commercial Low Voltage Contractor
Bay Area Low Voltage Contractors Since 1991.
35 years of trusted structured cabling, fiber optic, wireless, and security installations for commercial clients across the San Francisco Bay Area.
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San Francisco Bay AreaFamily-run since 1991
35+Years of field experience across the Bay Area
1991Founded by Hilario Corral — still family-run
100%Connections tested & certified on every job
C-7California low-voltage licensed & insured
What we do
Complete low-voltage infrastructure, end to end.
From a single drop to a full building, we handle design, installation, and certification — so your team is up and running, and stays that way.
Fiber Optic Cabling
Single-mode and multi-mode fiber optic installation, termination, and testing. Supporting high-speed connectivity for growing businesses.
Learn more →Wireless & WAP Installation
Wireless Access Point (WAP) and wireless bridge design, placement, installation, and testing. Strong, reliable coverage across warehouses, offices, and large floor plans.
Learn more →Security Camera & AV
Warehouse cameras, TV installs, and audiovisual systems. Professional installation with full testing and certification.
Learn more →The Corral standard
We don't leave until it's tested, certified, and working.
Anyone can pull cable. We document and certify every connection to standard — so when we hand it over, your team is up and running, and you don't have to think about it again.
- Certified to standardEvery link tested and documented against TIA/EIA performance specs.
- Clean, labeled, organizedPristine job sites and labeled runs you can actually trace and maintain.
- Full documentationTest reports and as-builts handed over so your IT team has what it needs.
How we work
A straightforward process, refined over 35 years.
01
Get a Quote
Call us or send the details of your project. We respond fast with a clear, honest estimate and no runaround.
02
Site Walk & Plan
We walk the site, confirm the scope with your GC or IT team, and plan the cleanest path to a done-right install.
03
Install, Test & Certify
We install, fully test, and certify every connection, then leave the site clean and your team up and running.
Who we serve
Trusted by the people who build and run Bay Area buildings.
General ContractorsReliable low-voltage scope, coordinated and on schedule.
Corporate & Tech OfficesFrom startups to campuses, wired for how teams work.
HealthcareDependable infrastructure where uptime isn't optional.
ManufacturingPlant-floor and facility cabling built to run for years.
Data & Server RoomsRacking, fiber, and cable management done to spec.
Property ManagementTenant improvements and building-wide upgrades.
Recent projects
Clean work that speaks for itself.
Real installs from our job sites — clean terminations, dressed cable, labeled panels.
Credentials
Licensed, insured, and accountable on every job.
CA C-7 Low Voltage LicenseCSLB #729555 — licensed, bonded & insured for commercial work.
Industry-Standard InstallationEvery job installed to recognized TIA/EIA practices.
Safety-Focused Job SitesSafe, code-compliant work on every project.
Brands we install & support
Panduit
CommScope
Leviton
Berk-Tek
Cisco
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Network Right has partnered with Corral Communications on projects ranging from small office installations to large warehouse buildouts. Their team consistently delivers high-quality low-voltage work with professionalism and reliability. Corral Communications has been a trusted partner, and we highly recommend their services.
Matthew GarciaNetwork Right
Since 1991
Need it done right the first time?
That's been the standard here since 1991. Let's talk about your project.