What is the nationality of the company that designed the King Khalid International Airport?
King Khalid International Airport: King Khalid International Airport (Arabic: مطار الملك خالد الدولي; "Maṭār al-Malik Khālid al-Duwaliyy", IATA: RUH, ICAO: OERK ) is located 35 km north of Riyadh, Saudi Arabia, designed by the architectural firm HOK, and Arabian Bechtel Company Limited served as the Construction Manager on behalf of the Saudi government.
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