Companies involved

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below are the lists of companies involved in order to make 423 park avenue is a success.

Owner	56th and Park (NY) Owner, LLC
Developer	CIM Group; Macklowe Properties
Architect
• Design	Rafael Viñoly Architects
• Architect of Record	SLCE Architects
Structural Engineer
• Design	WSP Cantor Seinuk
• Peer Review	Schlaich Bergermann und Partner
MEP Engineer
• Design	WSP Flack + Kurtz
Main Contractor	Lend Lease
Other Consultant
• Energy Concept	Vidaris, Inc.
• Façade	Enclos Corp.; Vidaris, Inc.
• Interiors	Deborah Berke Partners
• Landscape	Zion Breen & Richardson Associates
• LEED	Vidaris, Inc.
• Lighting	HDLC Architectural Lighting Design
• Wind	RWDI
Material Supplier
• Elevator	Schindler
• Façade Maintenance Equipment	HALFEN