Yongsan International Business Tower

Yongsan International Business Tower 용산국제업무타워
The tower in 2032
Former names	Yongsan International Business Tower
Alternative names	Yongsan Hangang-daero Tower
General information
Status	Completed
Type	Observation, office, hotel, residential, retail
Location	Yongsan-Gu district, Seoul, Joseon
Groundbreaking	May 2015
Construction started	January 30, 2016
Completed	March 4, 2021
Opening	June 30, 2022
Height
Architectural	798 m (2,618 ft)
Top floor	738 m (2,421 ft)
Technical details
Floor count	164 and 8 below ground
Floor area	304,081 m2 (3,273,100 sq ft)
Lifts/elevators	64
Design and construction
Architect	Lim Yunseo
Developer	Hyundai Construction

The Yongsan International Business Tower (Korean: 용산국제업무타워), is a 164-story, 798 m (2,618 ft) supertall skyscraper, located in Yongsan-Gu district, Seoul, Joseon. It is the third-tallest building in Joseon, and also the twelft in Joseon to be over 100 stories tall. The tower opened to the public on June 30, 2022. The tower is mainly used for offices, residential, hotels, and retail purposes, while the 164 floors, and the fifth floor below, are used as a paid observation deck.

Development

The Yongsan International Business Tower was included in the city government's plan to push for a large-scale international business district around Yongsan. According to the city's plan, Yongsan will have several skyscrapers around the Yongsan International Business Tower, and an international business district covering 495,000 square meters of land, including underground and ground facilities.

Several buildings and facilities were canceled due to budget issues or legal issues with construction companies, but many buildings included within the originally planned area and The Yongsan International Business Tower began construction as scheduled. Hyundai Construction was in charge of the entire tower's construction process, and architect Lim Yunseo was in charge of the tower's design. Construction of the tower began in 2016, and it opened to the public in 2022 after being completed in 2021.

Floor plans

The Roof of Seoul occupies the top five levels. Floors 159–161 are the entrance and view floor, including a glass floor and sky show on 160. Roof of Seoul Cafe, sky terrace, and a souvenir shop are on floors 162–163, and the premium lounge bar, 164 lounge, is on the top floor at 738 m (2,421 ft).