Question: What company has Hannes Mór Smárason worked for that is headquartered at Keflavík International Airport ? 

Context paragraphs:
Bluebird Cargo: Bluebird Cargo is a cargo airline based in Reykjavík, Iceland, operating scheduled and chartered cargo services to and from Iceland and within Europe out of its base at Keflavík International Airport, with a special focus on Cologne Bonn Airport as a freight hub.

Iceland Express: Iceland Express was a low-fare airline headquartered in Reykjavík, Iceland, that is now operated by WOW air.  It operated services to several destinations in Europe using wet-leased aircraft.  Its main base was Keflavík International Airport.

Reykjavík Airport: Reykjavík Airport (Icelandic: "Reykjavíkurflugvöllur", (IATA: RKV, ICAO: BIRK) is the main domestic airport serving Reykjavík, the capital of Iceland, located about 2 km from the city centre.  Having shorter runways than the city's bigger Keflavík International Airport, which is sited 50 km out of town, it only serves internal flights within Iceland and to Greenland and, until October 2016, the Faroe Islands, small international charters, transatlantic ferry flights and private flights.  It can also serve as alternate airport for flights inbound towards Keflavík, in case of adverse weather conditions there.

WOW air: WOW air is an Icelandic low-cost carrier that is headquartered in Reykjavík and based at Keflavík International Airport.

Keflavík International Airport: Keflavík International Airport (Icelandic: "Keflavíkurflugvöllur" ) (IATA: KEF, ICAO: BIKF) , also known as Reykjavík–Keflavík Airport, is the largest airport in Iceland and the country's main hub for international transportation.  The airport is 1.7 NM west of Keflavík and 50 km southwest of Reykjavík.  The airport has three runways, two of which are in use, and the airport area is about 25 km2 .  Most international journeys to or from Iceland pass through this airport.

Hannes Þór Smárason: Hannes Smárason is an Icelandic executive and entrepreneur who served as the Executive Vice President and Senior Business and Finance Officer of deCODE genetics from in late 1900s and the early 2000s and the Chairman and CEO of Icelandair and its parent company FL Group in the mid to late 2000s.  In October 2013 Hannes was named CEO of NextCode Health, a startup formed to apply the massive genomics database developed by deCode Genetics to patient care.

Islandsflug: Islandsflug was an airline and aircraft leasing company based in Iceland.  It operated charter and scheduled passenger and cargo services, as well as wet lease services.  Its main base was Keflavík International Airport, Reykjavík.  In 2005 it merged into Air Atlanta Icelandic.  Landsflug took over the domestic operations of Islandsflug.

Blue Lagoon (geothermal spa): The Blue Lagoon (Icelandic: "Bláa lónið") geothermal spa is one of the most visited attractions in Iceland.  The spa is located in a lava field in Grindavík on the Reykjanes Peninsula, southwestern Iceland.  Bláa lónið is situated approximately 20 km from the Keflavík International Airport and 39 km from the capital city of Reykjavík, roughly a 21-minute drive from the airport and a 50-minute drive from Reykjavík.

Icelandair: Icelandair is the main airline of Iceland, headquartered at Keflavík International Airport in Iceland.  It is part of the Icelandair Group and, in the middle of 2015, operated scheduled services to 39 cities in 16 countries on both sides of the Atlantic Ocean out of its hub at Keflavík International Airport.  The geographical position of Iceland allows one-stop transatlantic flights, which are one pillar of the airline's business strategy, along with traffic to and from the country.

Nuuk Airport: Nuuk Airport (Greenlandic: "Mittarfik Nuuk" ; Danish: "Godthåb Lufthavn" ; (IATA: GOH, ICAO: BGGH) ) is an airport serving Nuuk, the capital of Greenland.  The airport is a technical base and focus city for Air Greenland, the flag carrier airline of Greenland, linking the capital with several towns in western and south-western part of the country, including the airline hub at Kangerlussuaq Airport.  With connections to Iceland, Nuuk Airport is also one of six international airports in Greenland but serves only destinations within Greenland and Iceland.  International connections are made with flights to either Keflavík International Airport in Iceland or Kangerlussuaq Airport.

Supporting paragraphs: Hannes Þór Smárason Icelandair
Answer: Icelandair