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