In April 1997, a corporate helicopter owned by Colgate-Palmolive crashed into the East River and one passenger died.

Several months earlier, a helicopter owned by the same Long Island company made an emergency landing in Central Park under similar circumstances.

The other helicopter, owned by a Canadian firm, landed a mile away and all on board escaped serious injury.

More than 100 guests fled, including about 50 who were evacuated from the hotel's top floor by a helicopter owned by the radio station KNX.

In 1990, a young man died after a helicopter also owned by Islandplunged into the East River.

As a minister, he had sold a 8-seated helicopter owned by the West Bengal Govt, and with that money bought double-decker buses to improve public transport in Calcutta.

On April 15, a helicopter owned by Colgate-Palmolive crashed into the East River just after taking off from the 60th Street heliport in Manhattan.

In the crash, the tail broke off a helicopter owned by Colgate-Palmolive as it lifted off from the 60th Street Heliport in Manhattan.

The passengers were both executives of Colgate-Palmolive and were riding in a helicopter owned by the company.

The first helicopter owned by Heliswiss was a Bell 47 G-1.