A profile · Fargo

Cornerstone Cabling Solutions

Fargo, ND · Serves a 70-mile radius · Established 2021

★ 3.6 (52 reviews)

ETHERNET ·AUDIO / VIDEO ·PHONE / VOIP ·POE

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Illustrative photo for Cornerstone Cabling Solutions, a low-voltage installer in Fargo, ND — Stock imagery: illustrative of the work Cornerstone Cabling Solutions performs. Real install photography in progress as we feature more pros.

Service area: 70-mile radius around Fargo, ND — *Serves a 70-mile radius around Fargo, ND.*

Cornerstone Cabling Solutions is a full-service low-voltage contractor serving the Fargo metropolitan area. With 5 years of experience, we specialize in Ethernet & Structured Cabling and Audio/Video & Home Theater for residential and commercial clients.

Owner-operator Nancy Hoffmann runs the day-to-day at Cornerstone Cabling Solutions, working with the kind of hands-on attention to detail that's gotten the shop 52 verified reviews on WiringInstallers.

3.6 out of 5 · 52 verified reviews

What they do 4 focused categories of work.

Ethernet & Structured Cabling

Cat5e, Cat6, Cat6A installation and termination for homes and businesses.

Audio/Video & Home Theater

HDMI, speaker wire, and whole-home AV distribution systems.

Telephone & VoIP

Phone system cabling, PBX installation, and VoIP infrastructure.

Power over Ethernet (PoE)

PoE switch installation, WAP cabling, and powered device networks.

Trained and certified 4 credentials, current as of last refresh.

BICSI INST2 /AVIXA CTS /NICET Fire Alarm /OSHA 10

Verified by WiringInstallers · last refreshed June 2026.