40+ verified reviews from businesses across Southern California. See what our clients say about working with SGI.
"SGI made our office internet upgrade completely painless. They handled AT&T, Spectrum, and our entire Wi-Fi install — all coordinated through one call. Best decision we made for our office this year."
"Outages used to knock out our phones every other week. SGI moved us to dedicated fiber with a wireless backup — zero nonsense, zero downtime from day one. Wish we'd called them years ago."
"The fiber and VoIP conversion went smooth and on schedule. Communication throughout was excellent — they kept us updated at every step and followed through on every single promise they made."
"We needed reliable connectivity across three locations. SGI built a solution that tied all of them together under one plan — easier and cheaper than going direct to any single carrier would have been."
"Saved us over $800/month by switching to a Spectrum/T-Mobile hybrid. SGI found the savings, handled the entire transition, and we never lost a single day of service. Absolutely recommend."
"I was skeptical at first — sounded too good to be true. But they delivered. New fiber installed in a week, three times the speed, lower monthly cost. SGI is the real deal, period."
"Fast, professional, and honest. They compared five carriers for us, recommended the best option without any pressure, and got us installed with zero issues. The follow-up support has been equally great."
"Our internet had been unreliable for two years. SGI diagnosed the issue, recommended a different carrier, and handled the entire switch. We've had zero outages in six months since. Incredible service."
"SGI handled our multi-site rollout across all four locations flawlessly. One point of contact, one invoice, everything managed. I can't imagine going back to dealing with carriers directly ever again."
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