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100 fifth

Knewton Signs Lease on Fifth Avenue

The wave of tech tenant leasing deals in Midtown South continues.

Knewton Inc., a provider of sophisticated online-based learning and education programs for students and test takers, has signed a 16,000-square-foot lease at 100-104 Fifth Avenue, an office building owned by the Kaufman Organization. The term of the deal, which is for the 20-story building’s entire eighth floor, stretches ten years. Asking rents for the space were $55 per square foot. Read More

Lease of the Week

Yelp is on the way.

Yelp is on the Way!

Right from the gate, the Invesco Real Estate-Kaufman Organization partnership behind 100-104 Fifth Avenue followed a simple motto: Go big on tech or go home.

Since acquiring the building in January 2011, the Kaufman Organization has leased 100,000 square feet to new tech tenants, including 45,000 square feet to Apple’s iAd mobile advertising unit.

“We’ve been on a tear,” said Grant Greenspan, a principal at the Kaufman Organization. Read More

lease beat

'Selling New York' Stars Expanding in Flatiron

The Core Group, whose role in the Selling New York realty reality series might just inspire a generation of eager young residential brokers, is expanding. 

The firm has taken 5,500 square feet for 10 years at the Kaufman Organization’s 100-104 Fifth Avenue. The brokers who hawk high-priced apartments with a certain Miami Beach flair also have a retail location at 127 Read More