Build America Mutual Assurance Company is a mutual, monoline bond insurer of essential public-purpose U.S. municipal bonds. Since its inception in July 2012, the company has insured more than $45 billion in par amount for more than 2,800 member-issuers. In 2017, it insured roughly $9 billion par across 732 new-issue insured transactions, and generated more than $130 million in present value savings. BAM also publishes a credit profile for every transaction it insures and updates them. More than 4,500 are now available, with roughly 3,600 updated in 2017. The company is the preferred provider of financial guaranty insurance on debt for member municipalities of the National League of Cities. NLC endorsed BAM upon its launch.