IN PICTURES: Simon Baron, Quadrum launch The Chamberlain

Guests gathered to celebrate the launch of The Chamberlain, a  luxury development coming to the Upper West Side, at the newly opened sales gallery.

FXFOWLE designed The Chamberlain, which is comprised of 39 homes . Interiors are by interior designer, Alexandra Champalimaud. The Chamberlain features indoor and outdoor amenities that create a lifestyle experience.

Developed by Simon Baron Development and Quadrum Global, Douglas Elliman Development Marketing is the exclusive sales and marketing agent.

Richard Steinberg, Jessica Levine, Diana Romeo, Lindsay Till, Anne Froelich, Caroline Sebba

Doug Brown, Sarah Robertson, Gail Sankarsingh, Caroline Sebba

Gilad Azaria, Jessica Levine, Doron Aharonov

Nadia Meratla, SVP Design & Development of Douglas Elliman, Andrew Till, Vice President of Simon Baron Development and Leslie Wilson, Senior Executive Vice President and Managing Director of DEDM

Simon Baron, Senior VP Business Development of DEDM, Carolyn Sebba, Senior Vice President of DEDM, Susan de Franca, President and CEO of DEDM, Douglas Brown, Vice President of DEDM and Cory Weiss, Executive Vice President Business Development of DEDM

Douglas Brown, Vice President of DEDM and Richard Steinberg, Licensed Real Estate Agent of Douglas Elliman

Matthew Slosar, Richard Steinberg, and Emanuele Fiore of The Richard Steinberg Team of Douglas Elliman

--- Jonathan Simon, CEO and Founder of Simon Baron Development

Karen Mansour, Licensed Real Estate Broker of Douglas Elliman, and Carolyn Sebba, Senior Vice President of DEDM