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Welcome to White Mountains Insurance Group, Ltd.

Build   America Mutual Build America Mutual


Build America Mutual (BAM) is a mutually-owned primary municipal bond insurance company. BAM's members are the municipalities who use its insurance.

BAM insures only essential-public-purpose, fixed-rate, long-term municipal bonds: schools, utilities, transportation facilities and core governmental functions. BAM insures both new and secondary issuances.

BAM Highlights

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