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America is investing
in the future

Build America Mutual guarantees the municipal bond investments that help build essential American infrastructure like roads, schools, and water systems.

BAM-insured bonds are rated AA with a Stable outlook from S&P Global Ratings. They help cities, counties, school districts, and our other member-issuers achieve more efficient access to the capital markets, while investors benefit from BAM’s unconditional promise of timely payment of interest and principal. 

BAM’s Market Results

Deals Priced Last Week (updated 7/1/2024)

$499 million
# of Transactions:

Secondary Trades

$1.5 billion
# of Trades

"Infrastructure Happens at the State and Local Level"

States and local governments pay for 70% of the infrastructure built in the US every year, and most of that funding comes from the sale of municipal bonds. Build America Mutual CEO Seán McCarthy spoke with Bloomberg Radio’s Carol Massar on November 4, 2020, about the implications of the election…

BAM Municipal Bond Insurance and the COVID-19 Pandemic

Frequently Asked Questions — COVID-19 cases are leading to a wave of questions about the fundamental credit quality of U.S. municipal bond issuers.

Shelby San Vicente, Todd Tomich and Alexander Vaisman from BAM’s West Coast team took part in a successful mixer in San Francisco with members of Bay Area affinity groups, those of which support community networks and diversity within the #muniland industry.

The Missouri Electric Commission used BAM-insured #muniland bonds to fund improvements and new facilities that will help cover projected electric needs across mid-Missouri. Contact us to learn more:

In 2020, the Paramount USD in Los Angeles County utilized BAM insurance and sold over $66 million in federally taxable GO refunding bonds. Investors can refer to this issuer’s BAM Credit Profile to learn more about the bonds:

Bond markets continued to rally after favorable economic data; municipal market supply is set to top $12B this week. Click to see the latest happenings in #muniland and recently qualified new issues:

BAM proudly welcomes our Class of 2024 Interns! We are looking forward to introducing these future leaders to #muniland this Summer while they work with us on various public finance projects. #UnitedWeBuild #municipalbonds

BAM’s offices are closed today as we celebrate Juneteenth, which signifies the end of slavery in the United States and the beginning of a renewed nation. Join BAM as we reflect on the contributions that the African American community has made to the #muniland industry and beyond.

BAM-insured volume remained above $600M, even as total sales dipped due to the FOMC meeting. Get the latest on last week’s activity in our recent e-newsletter:

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Insured Municipal Bonds and the Individual Investor

Why guaranteed bonds may be the right balance of income and risk for your portfolio
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S&P Global Ratings Affirms BAM's AA Rating and Stable Outlook — July 2023

July 13, 2023
S&P Global Ratings has published its full annual report on Build America Mutual and affirmed BAM’s AA rating and Stable outlook, the highest rating S&P assigns to any active bond insurer. The report recognized BAM’s “excellent capital adequacy with a buffer above its current rating” and the fact that BAM…


Asset TV: Investing in Municipal Utility Districts

December 06, 2021
Understanding key credit factors that influence MUD investments

The #1 Muni-only
insurer is the
innovation leader

BAM’s unique mutual structure and 100% dedication to the municipal bond market means issuers and investors get more:


Only BAM provides Credit Profiles for every transaction and updates them annually


Only BAM GreenStar uses municipal-specific criteria to identify green bonds to help issuers attract ESG investors


Only BAM offers issuers a credit to save on the costs of issuance when refunding BAM-insured bonds