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