Founded in 1981, Plateau Insurance, now operating as Lumos Insurance, is a licensed statutory insurer headquartered in Crossville, Tennessee. Backed by an A- (Excellent) rating from AM Best, Lumos combines financial strength with a disciplined underwriting approach refined over more than 45 years of experience and 1,200+ insurance programs. The company is licensed in 44 states, with approvals currently in place across 21 states, providing broad market reach and flexibility to support specialized insurance solutions.
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