London‑based Synthesia signed a roughly 50,000‑square‑foot lease at 675 Sixth Ave in Flatiron as it ramps hiring, a sign of renewed AI demand for Manhattan office space.

A lender has moved to foreclose on Harlem’s Taystee Lab Building, a project once billed at around $700M, raising questions about tenants and local biotech plans.

RXR sold an 18,975-sq-ft Flatiron office condo to the Building Service 32BJ Health Fund for about $22.08M; filings show a new dental center unit for members.

Avison Young arranged a $30M Webster Bank loan for the Brooklyn Navy Yard's fully leased Green Manufacturing Center, preserving space for local manufacturers.

FXCollaborative and Sunlight Development unveiled renderings showing the Emmet Building at 95 Madison will become 65 condominiums with a restored limestone façade and new amenities.

RFR added two new tenants and two expansions at 475 Fifth Avenue totaling about 26,581 sq ft, lifting occupancy to roughly 92% at the Bryant Park tower.

Brooklyn dealmaker Bert "Ike" Dweck is facing seven New York lawsuits alleging missing escrow funds, bounced checks and unpaid loans totaling millions.

One Sunset, a 14‑story development at 4th Ave and 25th St, brings 187 apartments, a 3,500‑sf rooftop deck, about 6,200 sf of retail and 48 permanently affordable homes.

A Chapter 11 filing by Xin Development paused a Maverick-led foreclosure auction for the RKO Keith’s site at 135-35 Northern Blvd, with court papers valuing the parcel near $90.6M.

Léman Manhattan Prep secured a roughly 28% rent reduction at 25 Broadway after a years‑long dispute with the building’s owner. The amendment eases short‑term pressure on the school amid broader FiDi debt stress.

A full‑floor penthouse at 520 Fifth Avenue reportedly closed for about $11.5M as the new 88‑story tower inches toward completion and occupancy.

Vornado plans three sidewalk cafes in a West 34th passageway outside Penn Station as part of its Penn District retail push. The move builds on Plaza 33 and other recent public-space upgrades.

A four‑bedroom Flatiron condo is in contract, the latest high‑end deal as the landmark’s condo conversion picks up steam. Buyers are paying premiums for scale and views.