Question: Radisson Red (stylized as Radisson RED) is an international chain of full service hotels, marketed at millennials, for Radisson Hotels, an international hotel company and a subsidiary of which organization?
Context: The Radisson Blu Al Mahary Hotel Tripoli is a modern tourist hotel in Tripoli, Libya, near Grand Hotel Tripoli.  It was built in 1989 and completely remodeled in 2009 to international standards as part of Radisson Hotels.  It is located on the site of the earlier Hotel del Mehari , built in 1935, at the same time as the nearby Hotel Casinò Uaddan. Like the Uaddan, it was designed by Italian architect Florestano Di Fausto, with the collaboration of Stefano Gatti-Casazza. According to Brian McLaren in his book "Architecture and tourism in Italian colonial Libya", the destroyed Mehari hotel "provided a fusion of the indigenous architecture of Tripoli with a modern aesthetic that responded to the demand for a metropolitan standard of comfort, typical to colonial tourism. Radisson Blu Hotel (Armenian: Ռեդիսոն Բլու Հոթել Երևան ), is a 5-star superior luxury hotel in Yerevan, Armenia.  It is operated by Radisson Hotels under the Radisson Blu brand.  The hotel was originally opened in 2005 as the Golden Palace Yerevan.  However, the hotel had been entirely renovated and expanded between 2014 and 2016.  It was eventually reopened in July 2016 as the Radisson Blu Hotel, Yerevan. Radisson Blu (formerly Radisson SAS) is an upscale international chain of full service hotels and resorts brand for Radisson Hotels mostly outside the United States, including those in Europe, Africa, and Asia.  These are operated by Carlson Rezidor Hotel Group.  As of December 2014, Radisson Blu has 287 hotels operating throughout the world with 68,270 rooms, and 102 hotels under development with an additional 23,489 rooms. Radisson Red (stylized as Radisson RED) is an international chain of full service hotels for Radisson Hotels marketed at millennials.  These are operated by Carlson Rezidor Hotel Group.  As of December 2016, Radisson Red was operating two hotels, one in Brussels and another in Minneapolis.  A third hotel officially opened in Campinas, Brazil in August 2017.  A fourth is scheduled to open in Cape Town, South Africa in September 2017.  As of Q4 2016, Radisson had 16 Radisson Red hotels in development with a total of 2,835 rooms. Carlson Rezidor Hotel Group is one of the world’s largest hotel companies and includes 1,440 hotels in operation and under development with more than 230,000 rooms and a footprint spanning 115 countries and territories.  The Carlson Rezidor portfolio includes many global brands: Quorvus Collection, Radisson Blu, Radisson, Radisson RED, Park Plaza, Park Inn by Radisson and Country Inns & Suites By CarlsonSM.  The company offers a loyalty scheme called Club CarlsonSM, which offers various rewards at their hotels.  Over 95,000 people are employed in Carlson Rezidor Hotel Group hotel systems and the company is headquartered in Minneapolis, Singapore, and Brussels. Radisson Hotels is an international hotel company and a subsidiary of the Carlson Rezidor Hotel Group.  It operates the brands "Radisson", "Radisson blu", "Radisson RED" and "Park Inn by Radisson" with more than 990 locations in 73 countries. Radisson Blu Hotel Hamburg is a 4-star superior hotel in Hamburg, Germany.  It is operated by Radisson Hotels & Resorts under the Radisson Blu brand.  At 108 meters height, it is the tallest hotel in Hamburg and the second tallest building in the city.  It has 32 floors and 556 rooms.  The hotel is surrounded by the park Planten un Blomen and situated directly next to the Congress Center Hamburg (CCH).  Hamburg Dammtor station is also located nearby. InnSuites Hotels and Suites is an entirely owned subsidiary of the InnSuites Hospitality.  Inn Suites Hotels and Suites, is a group of hotels, and has the IHT as its holding company.  It looks after the management of 8 hotels, out of which 6 are owned by the IHT.  With an average number of 843 hotel suites, they function mostly as moderate and full service hotels.  For 51 unrelated hotel properties, the InnSuites Hotels also gives hotel reservation services.  The InnDependent Boutique Collection (IBC) and InnSuites trademarks are owned by the InnSuites Hotels. Radisson Blu H.C. Andersen Hotel is a hotel in Odense, Denmark.  Run by Radisson Hotels, it is named after Hans Christian Andersen, the most famous figure of the city.  Built from red brick, the hotel contains 145 rooms and is served by a French restaurant.  The rooms of the hotel are designed in the "1960s Nordic-style". " Frommer's" stated that "it may lack the nostalgic charm of the [Clarion Hotel] Plaza , but commercial travelers find this first-class hotel more convenient and livelier."  The hotel contains the Casino Odense, with blackjack and slot machine facilities. The Radisson Blu Iveria Hotel is a hotel in the city center of Tbilisi located on Rose Revolution Square.  The hotel was built in 1967 by the Soviet government as the premier luxury hotel of the Georgian Soviet Socialist Republic and was named Hotel Iveria after the ancient kingdom of Iveria.  As a result of the war in Abkhazia in 1992, the hotel became a refugee camp housing more than 800 refugees.  In 2004 the refugees were removed from the hotel and offered $7000 per room.  The dilapidated hotel was stripped down to its steel structural frame and completely rebuilt as a modern luxury business hotel, managed by the Radisson Hotels group.  It reopened in 2009 as the Radisson Blu Iveria Hotel.
Answer: Carlson Rezidor Hotel Group