Question: where is the company situated which developed the game tetris ultimate?

Context articles: Tetris Online, Inc.
Tetris Ultimate
The Tetris Company
Brain Wall
VISA Steel
Tetris: Axis
Tetris DS
Henk Rogers
Darlinghurst Theatre
Tetris Friends

Tetris Online, Inc. is a video game developer and publisher based in Honolulu, Hawaii.
 The company is the exclusive online licensee of Tetris in North America and Europe.
 Founded in January 2006 by Nintendo of America founder and former president Minoru Arakawa, video game designer and publisher Henk Rogers and Tetris creator Alexey Pajitnov, Tetris Online, Inc. is the developer of social games Tetris Battle and Tetris Friends.
 In March 2013, it was revealed in a Newspaper article that Tetris Online had laid off 40% of its staff.
Tetris Ultimate is a puzzle video game developed by SoMa Play and published by Ubisoft.
 Ubisoft partnered with The Tetris Company to develop the game to celebrate the 30th anniversary of the "Tetris" franchise.
The Tetris Company, LLC (TTC) is based in Hawaii and is owned by Henk Rogers and Alexey Pajitnov.
 The company is the exclusive licensee of Tetris Holding LLC, the company that owns Tetris rights worldwide and the Tetris Company licenses the Tetris brand to third parties.
Brain Wall (脳カベ , Nōkabe ) is a component of the Japanese game show "Tonneruzu no Minasan no Okage deshita" (とんねるずのみなさんのおかげで した, lit.
 "Thanks to the people from Tunnels."
 ["Tunnels" is a comedy pair.])
 Video clips from the show proliferated on video-sharing websites and the concept was eventually adopted by several countries.
 It became popularly known to non-Japanese speakers and YouTube fans as simply Human Tetris or Hole in the Wall, named for its involvement of the physical body and a supposed close resemblance to the rules of the video game Tetris.
VISA Steel Limited is a mineral and metals company situated in the Kalinganagar industrial complex of Jajpur Odisha, India with a 1.5 million ton integrated special and stainless steel manufacturing plant.
 VISA Steel is a leading player in the Indian Special Steel industry and has its registered office in Bhubaneswar; corporate office in Kolkata and Branch offices across India.
 The company has a strong backing of experienced promoters, reputed board of directors and qualified team of professionals.
 A listed company, VISA Steel’s shares are traded on the BSE and NSE.
Tetris: Axis, released as simply Tetris in some regions, is a puzzle video game for the Nintendo 3DS developed by Hudson Soft and Bandai and was published by Nintendo.
 The game was released in all regions in October 2011 and was published by Namco Bandai Games and Tetris Online, Inc. in Japan and PAL regions respectively.
Tetris DS (テトリスDS , Tetorisu Dī Esu ) is a Touch!
 Generations puzzle game developed and published by Nintendo for the Nintendo DS.
 THQ announced "Tetris DS" before E3 2005, and scheduled it to make an appearance at the show.
 However, the company decided to cancel the game, and Nintendo released their own make of "Tetris DS" in March 2006.
 Part of the "Tetris" game series, the game supports up to ten players locally (with just one Nintendo DS game cartridge) and supported two or four player battle modes online with the Nintendo Wi-Fi Connection service (this service has since been discontinued for all Nintendo DS games as of May 2014).
Henk Rogers (born 1953) is a Dutch video game designer and entrepreneur.
 He is known for producing Japan's first major turn-based role-playing video game "The Black Onyx", securing the rights to distribute "Tetris" on video game consoles where the game found popularity, and as the founder of The Tetris Company which licenses the "Tetris" trademark.
 Nowadays, he serves as Managing Director of The Tetris Company.
Darlinghurst Theatre is an independent theatre company situated in Darlinghurst, Sydney.
 Current CEO and artistic director Glenn Terry established the company in 1993 initially as an inner-city drama school.
 Darlinghurst Theatre productions were originally based at the Wayside Theatre in Kings Cross.
 A devastating hail storm destroyed its roof and the company was sent in search of new home.
 South Sydney Council assisted by providing a venue with affordable rent.
Tetris Friends is an online Tetris game developed by Tetris Online, Inc. Registered users are able to compare their scores with their friends and with the entire community.
 It is the only official Flash implementation of Tetris made by the Tetris company itself.
 It at the time was the only official tetris platform that had advertisements played before a match Tetris Friends has over a million registered users.