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New York’s youngest individual landmark lands $800 million refinancing

Manhattan property once served as AT&T’s headquarters
The 41-story tower at 550 Madison Ave. has landed an $800 million refinancing package. (CoStar)
The 41-story tower at 550 Madison Ave. has landed an $800 million refinancing package. (CoStar)
CoStar News
February 27, 2026 | 8:25 P.M.

550 Madison Ave., New York’s youngest building to receive individual landmark status, has secured an $800 million refinancing loan, underscoring lenders’ confidence in top-tier properties amid the ongoing flight-to-quality trend.

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News | New York’s youngest individual landmark lands $800 million refinancing