SL Green Realty Corp., an S&P 500 company and Manhattan’s largest office landlord, is a fully integrated real estate investment trust, or REIT, that is focused primarily on acquiring, managing and maximizing value of Manhattan commercial properties. As of June 30, 2020, SL Green held interests in 96 buildings totaling 41.0 million square feet. This included ownership interests in 28.7 million square feet of Manhattan buildings and 11.2 million square feet securing debt and preferred equity investments.

Kohn Pedersen Fox Associates (KPF) is one of the world’s preeminent architecture firms, providing architecture, interior, programming and master planning services for clients in both the public and private sectors. KPF’s diverse portfolio comprises corporate, hospitality, residential, academic, civic, transportation, and mixed-use projects located in more than 35 countries.

As the Master Builders of One Vanderbilt, they’ve facilitated seamless development & integration of every building component, and construction through operation. Hines is a privately owned, international real estate firm that has provided the highest level of quality, service and value to its clients and investors for more than 58 years.

Tishman Construction is one of the world’s leading builders, providing a wide range of construction and construction-related services. Known for successfully managing complex, iconic projects, Tishman is responsible for the construction of more than 450 million square feet of space across numerous markets.

Gensler is a global design, architecture, planning and strategic consulting firm networked across 41 Locations on 5 continents. A leading expert and innovator in workplace strategy, planning and design, Gensler has revolutionized the way that organizations support today’s mobile, tech-savvy workforce through the design of high-performance workspaces.

JB&B is one of the world’s leading mechanical engineering firms, providing optimal solutions using proven engineering principals, experience, creative thinking, and breakthrough technologies that are committed to innovation. JB&B’s wide-ranging portfolio includes iconic office buildings, laboratories, health care, hospitality, education, historic renovation, residential, and mixed-use projects.

Severud Associates is a multinational structural engineering consulting firm that has been devising effective and economical solutions to complex engineering projects for over 85 years. Their high-quality designs and hands-on approach is reflected across their portfolio.