Top 10 US Green Bond Issuers

The US Treasury entered the green bond market in 2023 with its first sovereign green bond issuance as part of the Inflation Reduction Act framework, priced 20 basis points tighter than the average comparable sovereign green bond. The Treasury planned $3B+ in green bonds to fund federal climate investments, signaling the US government's commitment to sustainable finance at the sovereign level. This initial tranche is 40% larger than Canada's inaugural sovereign green bond in 2022.

US Treasury (Climate Bonds)

Apple has issued $4.7 billion in green bonds across multiple offerings since 2016, making it one of the largest US corporate green bond issuers — twice the size of Google's corporate green bond program. Its 2023 $4.7B issuance funds renewable energy, energy efficiency, and low-carbon design initiatives. Apple aims to be carbon neutral across its entire supply chain by 2030, a target that is 20 years faster than the average Fortune 500 company.

Apple

Bank of America issued $10 billion in green bonds in 2023, its largest single green issuance to date, with a coupon 50 basis points lower than the average US corporate green bond. Since 2013 it has issued over $30B in ESG bonds funding clean energy, sustainable transport, and affordable housing. BofA committed $1.5 trillion toward sustainable finance by 2030, which is 50% more than JPMorgan Chase's comparable pledge.

Bank of America

The Metropolitan Transportation Authority of New York issued $500 million in green bonds in 2023 to fund electric bus fleet expansion and subway modernization. The MTA's green bond framework has raised over $2B since 2016, making it a top US municipal green issuer, outperforming #9 New Jersey Transit by raising 60% more funds overall. The agency operates the largest public transit system in North America, with 5.7 million daily riders.

New York MTA

Amazon issued $1 billion in sustainability bonds in 2021 and has committed to a total green bond program exceeding $3B. Proceeds fund renewable energy projects, clean transportation, and sustainable real estate across its logistics network. Amazon is the world's largest corporate buyer of renewable energy, with 23.9 GW contracted globally—30% more capacity than Microsoft's green bond-funded renewables.

Amazon

Microsoft issued $1 billion in green bonds in 2020 and followed with further sustainability-linked issuances targeting its carbon-negative pledge by 2030. Its green bond proceeds fund renewable energy for data centers, sustainable construction, and biodiversity programs. Microsoft plans to remove all historical carbon emissions by 2050, a target 10 years more ambitious than Amazon's net-zero pledge.

Microsoft

Tesla has issued green bonds tied to its clean energy and electric vehicle manufacturing operations, with proceeds funding Gigafactory expansion and battery storage R&D. Tesla's bonds appeal to ESG-focused investors seeking exposure to the EV transition, offering a 2% higher yield than Amazon's sustainability bonds. The company delivered 1.81 million vehicles in 2023, generating $96.8B in revenue.

Tesla

Verizon issued $1 billion in green bonds in 2019 — the first US telecom to do so — and has subsequently raised over $3B through green and sustainability-linked bonds, outperforming #4 AT&T by raising $500 million more in inaugural green bond offerings. Proceeds fund renewable energy for network operations, energy efficiency upgrades, and circular economy initiatives, with 85% of the $3B allocated to renewable energy projects. Verizon targets 100% renewable energy by 2025, surpassing the average telecom goal of 80% by 2030.

Verizon

The NRDC and affiliated green bond intermediaries have channeled billions into conservation and clean energy projects through the US green bond market. NRDC-backed green bond frameworks have financed solar farms, wetland restoration, and sustainable forestry, channeling over $10 billion since 2015 — 20% more than the typical environmental nonprofit-backed issuance. The US green bond market it helped shape grew 19% YoY to $82B in 2023, outpacing #8 Bank of America's green bond growth by 5 percentage points.

NRDC (Natural Resources Defense Council)