To hire a reliable commercial glass & curtain wall installation contractor in Colorado Springs: (1) Get 3 written quotes with line-item breakdowns, (2) Verify CO license at Colorado DORA Electrical/Plumbing Board (dora.colorado.gov), (3) Confirm active general liability and workers' comp insurance, (4) Check Google and BBB reviews specific to Colorado Springs projects, (5) Never pay more than 10-30% upfront — never pay in full before completion.
Full Explanation
Red flags specific to Colorado Springs contractors: no physical Colorado Springs-area address, pressure to start immediately, cash-only payment demands, and license numbers that don't verify at Colorado DORA Electrical/Plumbing Board (dora.colorado.gov). Seasonal demand during summer brings out less reputable contractors.