Aby Rosen is a real estate tycoon living in New York. He was born in Frankfurt

Frankfurt

Frankfurt am Main , commonly known simply as Frankfurt, is the largest city in the German state of Hesse and the fifth-largest city in Germany, with a 2010 population of 688,249. The urban area had an estimated population of 2,300,000 in 2010...

, Germany

Germany

Germany , officially the Federal Republic of Germany , is a federal parliamentary republic in Europe. The country consists of 16 states while the capital and largest city is Berlin. Germany covers an area of 357,021 km2 and has a largely temperate seasonal climate...

 in 1960. The son of Jewish Holocaust

The Holocaust

The Holocaust , also known as the Shoah , was the genocide of approximately six million European Jews and millions of others during World War II, a programme of systematic state-sponsored murder by Nazi...

 survivors, he grew up in a traditional Jewish community and environment in Frankfurt. In 1987, he moved to New York City

New York City

New York is the most populous city in the United States and the center of the New York Metropolitan Area, one of the most populous metropolitan areas in the world. New York exerts a significant impact upon global commerce, finance, media, art, fashion, research, technology, education, and...

 where he apprenticed at a real estate brokerage firm. He has two sons, Gabriel (Gaby) and Charles (Charlie) from a previous marriage and is currently married to Dr. Samantha Boardman, a psychiatrist and socialite. Rosen currently resides at the Julius Forstmann Mansion on the upper East Side in New York City with his wife and two sons. The family summers in Southampton.

Real Estate Holdings

RFR Holding LLC is a partnership controlled principally by Aby Rosen and his childhood friend Michael Fuchs. In the 15 years after RFR Holding was established in 1991, Rosen had acquired a vast portfolio of real estate holdings including the landmark Seagram Building

Seagram Building

The Seagram Building is a skyscraper, located at 375 Park Avenue, between 52nd Street and 53rd Street in Midtown Manhattan, New York City. It was designed by Ludwig Mies van der Rohe, in collaboration with Philip Johnson. Severud Associates were the structural engineering consultants. The building...

 and Lever House

Lever House

Lever House, designed by Gordon Bunshaft of Skidmore, Owings and Merrill and located at 390 Park Avenue in New York City, is the quintessential and seminal glass-box skyscraper built in the International style according to the design principles of Ludwig Mies van der Rohe. Completed in 1952, it was...

.

Gramercy Park Hotel

Rosen partnered with long time friend and co-founder of Studio 54

Studio 54

Studio 54 was a highly popular discotheque from 1977 until 1991, located at 254 West 54th Street in Manhattan, New York, USA. It was originally the Gallo Opera House, opening in 1927, after which it changed names several times, eventually becoming a CBS radio and television studio. In 1977 it...

, Ian Schrager

Ian Schrager

Ian Schrager is an American hotelier and real estate developer. Often associated with co-creating of the Boutique Hotel genre. Originally, he gained fame as co-owner and co-founder of Studio 54.-Early years:...

 to transform the 123 year-old Gramercy Park Hotel with minimalist architect John Pawson

John Pawson

John Pawson is a British designer associated with the minimalist aesthetic.-Biography:Pawson studied at Eton College and the Architectural Association School of Architecture and is married to Catherine and has two children, Caius and Benedict.-Selected projects:London's Cannelle Cake Shop, several...

.

610 Lexington

In 2006, Rosen announced plans to develop the site at 610 Lexington Ave in NYC (situated directly behind the Seagram Building

Seagram Building

The Seagram Building is a skyscraper, located at 375 Park Avenue, between 52nd Street and 53rd Street in Midtown Manhattan, New York City. It was designed by Ludwig Mies van der Rohe, in collaboration with Philip Johnson. Severud Associates were the structural engineering consultants. The building...

) into a glass hotel and condominium tower designed by Sir Norman Foster.

Lever House Art Collection

The Lever House Art Collection is a collection of works commissioned for display at the Lever House

Lever House

Lever House, designed by Gordon Bunshaft of Skidmore, Owings and Merrill and located at 390 Park Avenue in New York City, is the quintessential and seminal glass-box skyscraper built in the International style according to the design principles of Ludwig Mies van der Rohe. Completed in 1952, it was...

 by Aby Rosen. It is curated by Richard Marshall, an art historian as well as an associate curator for the Whitney Museum in New York City. The Lever House Art Collection was inaugurated in 2004 featuring a work by Jorge Pardo. Other works have included:

• Bride Fight by E.V. Day
• Hulks by Jeff Koons
  Jeff Koons
  Jeffrey "Jeff" Koons is an American artist known for his reproductions of banal objects—such as balloon animals produced in stainless steel with mirror finish surfaces....
  
  
• Hello Kitty by Tom Sachs
  Tom Sachs (artist)
  -Life and Early Career:Born in New York City on July 26, 1966, Sachs grew up in Westport, Connecticut and attended Greens Farms Academy for high school. He attended Bennington College in Vermont. Following graduation, he studied architecture at London's Architectural Association before deciding to...
  
  

Outside the United States

Rosen, with partner Fuchs holds a large real estate portfolio in Germany, especially in Frankfurt, his natal city. In early 2007, they bought the headquarter building of the European Central Bank. Furthermore, the company owns the Swift Haus on Jungfernstieg and the Kaufmannshaus on Große Bleichen in Hamburg.
The portfolio is currently administrated by their office in Frankfurt.