Fannie Mae is a government-sponsored enterprise that guarantees residential mortgages in the United States, headquartered in the Washington, D.C. region.
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Fannie Mae discloses no operational or financed emissions despite guaranteeing $4.1 trillion in mortgages. It published climate reports through 2024 but dismissed its ESG team of more than 30 people in April 2025 following policy reversals. No emissions targets, renewable energy data, or nature strategy exist.
Fannie Mae scores 21/100 (Significant gaps) on SINK's independent climate assessment, scored from public data only. Fees pay for the review, never the result. Last verified October 2026.
That places Fannie Mae joint 797th of 847 companies scored, and 50th of 51 in Financial Services / Banking.
Where Fannie Mae sits among financial services / banking peers.
Among the 51 major financial services / banking brands we've scored, Fannie Mae sits 50th of 51.
Its three lowest-scoring questions, and what the evidence didn't show.
Fannie Mae does not publish PCAF-basis financed emissions (Scope 3 Category 15) for its $4.1 trillion mortgage guaranty book.
Fannie Mae publishes no Scope 1 or Scope 2 emissions.
No absolute emissions figures exist for any year, so no trajectory can be assessed.
A score changes when the evidence does. We use new published evidence at the next rescore. Evidence that isn't public can count through an evidence review.
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Get in touch →Strongest on Controversies & Red Flags and Transparency & Accountability (8/10, 3/10). Weakest on Carbon Footprint — Supply Chain and Carbon Footprint — Operations (0/10, 1/10).
The 3 companies in the sector scoring nearest above Fannie Mae.
Alliance Witan discloses portfolio climate metrics but publishes no operational emissions data and has not quantified its financed emissions footprint across £5.1bn in assets.
See the breakdown →Pershing Square publishes no emissions data—operational or financed—despite $16B in assets and concentrated holdings in mid-to-high-emission businesses.
See the breakdown →Freddie Mac publishes no emissions data for its operations or its mortgage book, and no reduction targets; its last sustainability report covered 2023 and its ESG web page was removed in 2025.
See the breakdown →The formula and all 8 sources.
Same ten questions for every company. No private weighting.
SINK = (0.3 × Base + 0.7 × Performance) × Scale8 sources used in this assessment. All publicly available. Each row shows which of the ten questions it informed.
“b) Disclose Scope 1, Scope 2, and, if appropriate, Scope 3 greenhouse gas Not disclosed”
“b) Disclose Scope 1, Scope 2, and, if appropriate, Scope 3 greenhouse gas (GHG) Not disclosed”
“approximately 7,000 employees as of December 2025”
“The environmental, social, and governance (ESG) team at Fannie Mae has reportedly been dismissed in its entirety”
“has also rolled back various climate initiatives that were launched during the Biden presidency”
“Fannie Mae has reportedly shut down its roughly 30-person environmental, social and governance team.”
“Recent ESG Report: 2023 (report has been taken down)”
“The other dismantled dozens of Biden-era initiatives dubbed his”
If you believe a source has been misread or a newer version exists, submit a challenge.
Fannie Mae is a government-sponsored enterprise that guarantees residential mortgages in the United States, headquartered in the Washington, D.C. region. It had about 7,000 employees and $29.0 billion in FY2025 net revenues, with a guaranty book of about $4.1 trillion.
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