Question: Sheldon Adelson and Paul Steelman, were both involved in the building industry in what area?

Context paragraphs:
Paul Steelman: Paul Curtis Steelman, a native of Atlantic City, is an American architect that is recognized as a visionary designer of global entertainment, hospitality, and gaming architecture based in Las Vegas, Nevada and Macau.  Paul has designed buildings for the mavericks of the gaming industry, including Kirk Kerkorian, Steve Wynn, Sheldon Adelson, Francis Lui, Lawrence Ho, Tan Sri Dato' Lim Kok Thay, Tan Sri Dr Chen Lip Keong, Prince Albert of Monaco, Bob Stupak, Frank Modica, Phil Satre, Derek Stevens and Stanley Ho.

Metal Building Manufacturers Association: The Metal Building Manufacturers Association (MBMA) was founded in 1956 and promotes the design and construction of metal building systems in the low-rise, non-residential building marketplace.  A non-profit trade organization, MBMA's headquarters is in Cleveland, Ohio.  The organization consists of building system members, who are certified according to standards which have been set by the International Accreditation Service of the International Code Council, and associate members, who work in the metal building industry.  MBMA has a General Manager, and it has a Chairman and Board of Directors who are elected by members on an annual basis.

California Building Industry Association: The California Building Industry Association (CBIA) is a state trade association in the United States.  Headquartered in Sacramento, CA, the CBIA's mission is to advocate on behalf of the housing and the building industry.

Porr: The Porr Group (company's preferred spelling: PORR) is a publicly listed construction company with its headquarters in Vienna.  It is the biggest Austrian building contractor in domestic building industry.  Globally, Porr is on the second position among Austrian building contractors.  Porr provides services in all areas of the construction industry.  It operates nationally and internationally in areas from civil engineering including roads, tunnels and special underground constructions through building construction including project development up to environmental engineering and facility management.

Sheldon Adelson: Sheldon Gary Adelson (pronounced ; born August 4, 1933) is an American business magnate, investor, and philanthropist.  He is the founder, chairman and chief executive officer of Las Vegas Sands Corporation, which owns the Marina Bay Sands in Singapore, and is the parent company of Venetian Macao Limited, which operates The Venetian Resort Hotel Casino and the Sands Expo and Convention Center.  He also owns the Israeli daily newspaper "Israel Hayom", and the "Las Vegas Review-Journal".  Adelson, a lifelong donor and philanthropist to a variety of causes, founded with his wife's initiative the Adelson Foundation.  He is a member of the Republican Party.

Eurovegas: Eurovegas was a gambling resort project proposed in September 2012, to be completed in 2025 or 2026 in Alcorcón, Spain.  The project was cancelled after disagreements between the entrepreneur, Sheldon Adelson, and the local governments.

Alfred Gooding: Dr. Alfred Gooding OBE LLB is a Welsh entrepreneur born in Risca, South Wales.  In the 1950s he started Modern Building Wales Limited which built 7,000 houses across Wales.  His most famous venture is Catnic, the company credited with developing the steel lintel for the building industry.  In 1982, the company was involved in a House of Lords case, Catnic Components Ltd v Hill & Smith Ltd.

Philippine Green Building Council: The Philippine Green Building Council (PHILGBC) is a national non-stock, non-profit organization that promotes the sharing of knowledge on green practices to the property industry to ensure a sustainable environment.  It was organized to serve as a single voice in the promotion of holistic and market-based green building practices, to facilitate the sharing of green building information and practices in the building industry, and to serve as a non-partisan venue for the development of the BERDE Green Building Rating System.

Nobody Speak: Trials of the Free Press: Nobody Speak: Trials of the Free Press is a 2017 Netflix documentary directed by Brian Knappenberger.  The documentary is themed around the effects of big money on American journalism.  The documentary focuses on two incidents: Peter Thiel financing wrestler Hulk Hogan's lawsuit against Gawker Media, and casino owner Sheldon Adelson's secret purchase of the "Las Vegas Review-Journal".

Adelson Foundation: The Adelson Foundation is an American private charitable foundation founded by business magnate Sheldon Adelson and his wife Miriam.  The organization is based in Los Angeles.

Supporting paragraphs: Paul Steelman Sheldon Adelson
Answer: Las Vegas, Nevada