Alliance Cabling
Bethesda, MD·Established 2012
Bethesda's go-to contractor for ethernet & structured cabling and power over ethernet. Alliance Cabling serves residential and commercial clients across Maryland.
Owner-operator Angela Thompson runs the day-to-day at Alliance Cabling. After 14 years in the trade, the work speaks for itself.
What they do 5 focused categories of work.
Ethernet & Structured Cabling
Cat5e, Cat6, Cat6A installation and termination for homes and businesses.
Power over Ethernet (PoE)
PoE switch installation, WAP cabling, and powered device networks.
Telephone & VoIP
Phone system cabling, PBX installation, and VoIP infrastructure.
Audio/Video & Home Theater
HDMI, speaker wire, and whole-home AV distribution systems.
Fire Alarm & Life Safety
Fire alarm panel wiring, notification devices, and code-compliant installations.
Trained and certified 3 credentials, current as of last refresh.
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