[PAR] [TLE] HOK (firm) [SEP] HOK, formerly Hellmuth, Obata + Kassabaum, is an American worldwide design, architecture, engineering and urban planning firm. [PAR] [TLE] King Khalid International Airport [SEP] 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.
[PAR] [TLE] HOK ( firm ) [ SEP ] HOK , formerly Hellmuth , Obata + Kassabaum , is an American worldwide design , architecture , engineering and urban planning firm . [PAR] [TLE] King Khalid International Airport [ SEP ] 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 .
What is the nationality of the company that designed the King Khalid International Airport?
What is the nationality of the company that designed the King Khalid International Airport ?
American
American