In 1896, he built the American Horse Exchange at 50th Street (Manhattan) and Broadway.

In 1905 they built a library building at 412 NE 61st Street.

In 1903, the remaining members built a new synagogue at Woodland and 55th Street.

A seventh is being built at Third Avenue and 11th Street.

The Zeckendorf Company is building a 57-story residential tower at Eighth Avenue and 57th Street.

The first Spencer High School was built on 10th Avenue at 8th Street.

The club then built its present clubhouse at 62nd Street and Park Avenue, opened in 1916.

In 1889, a freight depot was built along the "Chinese Wall" at 19th Street, so the station could be devoted just to passengers.

In 1908, a new building was built for high school students at 10th Street and Walnut.

The Fishers' construction company is building a headquarters for Random House on Broadway at 55th Street.