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Interchange 21

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Interchange 21 is a premium Grade-A office and retail building at Bangkok's Sukhumvit–Asoke intersection, uniquely linked directly to both the MRT and BTS transit systems.

Last updated September 28, 2026

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Overview

Interchange 21 is a premium Grade-A office and retail development located at the Sukhumvit Road and Asoke intersection in Bangkok, Thailand. It is marketed as Bangkok's most "connected" building because it is the only development in the city with direct access to both the MRT (metro) and BTS (skytrain) stations. The property combines sought-after Grade-A office space with a five-storey retail podium, and is positioned as a central hub for businesses and shoppers in the heart of the city. The building offers elegantly designed office floors alongside approximately 10,000 m² of retail space spread across Basement levels 1 and 2 and Levels 1 to 3. Its retail podium houses a comprehensive range of shops and services, including banking, beauty salons, dining and other conveniences, allowing tenants and visitors to handle many daily needs under one roof. The development features state-of-the-art technological systems, including high-speed elevators, climate-controlled centralized air-conditioning, and modern safety and security systems. Its location near shopping malls, hotels, businesses and parks, combined with easy vehicular and pedestrian access, reinforces its appeal as a business address. Interchange 21 has received recognition for energy efficiency. It was awarded and certified as an energy-saving office building by MEA (Metropolitan Electricity Authority) Energy Saving Building since 2012, and it also holds a five-star rating from Thailand's Ministry of Energy. The company behind Interchange 21 is B&G Park Co., Ltd., a joint venture between Bischoff Textil AG of Switzerland and the well-known Srichawla family, with a registered capital of Baht 500 million. Bischoff Textil AG has been a registered textile company in St. Gallen, Switzerland since 1927, known for exclusive design and high-quality fashion, with branches in London, Milan, Lustenau (Austria), New York and Los Angeles, as well as joint ventures in Turkey, the United States and Thailand. The Srichawla family is a major shareholder of the FICO Group, founded in 1947, whose initial textile trading business expanded over the decades; following a major reorganization, Fico Corporation was set up in 1993 as the parent company, and the group now encompasses more than 50 companies across hospitality, commercial real estate, luxury retail, textiles and commodities, engineering and technology, and entertainment and media. Interchange 21 operates as a private commercial real estate brand under B&G Park Co., Ltd. Its official website presents it as a premier office and retail destination, emphasizing connectivity, design, amenities and sustainability credentials. The building remains an active and prominent commercial address in Bangkok.

History

Interchange 21 is a commercial real estate development at the Sukhumvit Road and Asoke intersection in Bangkok, Thailand. It was created and is operated by B&G Park Co., Ltd., a joint venture between Bischoff Textil AG of Switzerland and the Srichawla family, with a registered capital of Baht 500 million. Bischoff Textil AG has been registered as a traditional textile company in St. Gallen, Switzerland since 1927, and its name has come to stand for exclusive design and high-quality fashion; its primary customers are companies producing clothing and household textiles, and it has branches in London, Milan, Lustenau (Austria), New York and Los Angeles, as well as joint ventures in Turkey, the United States and Thailand. The Srichawla family is a major shareholder of the FICO Group, founded in 1947. The group's initial business ventures were related to textile trading, but over the decades its scope and scale expanded. Following a major reorganization, Fico Corporation was set up in 1993 as the parent company, and it has since grown to cover hospitality, commercial real estate, luxury retail, manufacturing and trading of textiles and commodities, engineering and technology, and entertainment and media, encompassing more than 50 companies. The Interchange 21 building itself is positioned at one of Bangkok's most significant intersections, Sukhumvit Road and Asoke. It is uniquely positioned as the only development in Bangkok with direct links to both MRT and BTS stations, and it benefits from easy vehicular and pedestrian access, nearness to shopping malls, hotels, businesses and parks. The development combines premium Grade-A office space with a five-storey retail podium. The retail space occupies Basement levels 1 and 2 and Levels 1 to 3, featuring 10,000 m² of available space to house a comprehensive range of shops and services. The building features an elegant design and state-of-the-art technological features, including high-speed elevators, climate-controlled centralized air-conditioning, and modern safety and security systems. In terms of recognition, Interchange 21 has been awarded and certified as an office building save energy by MEA Energy Saving Building since 2012, and it is also five-star rated by Thailand's Ministry of Energy. The official website presents the property as Bangkok's premier office and retail space and as a truly inspirational place for doing business in Bangkok. The site's copyright notice covers 2017–2026 under B&G Park Co., Ltd., indicating ongoing operation and management of the property by the joint venture.

  • Bischoff Textil AG registered as a traditional textile company in St. Gallen, Switzerland.

  • FICO Group founded, initially involved in textile trading.

  • Fico Corporation set up as the parent company following a major reorganization.

  • Interchange 21 awarded and certified as an energy-saving office building by MEA Energy Saving Building.

  • Interchange 21 also rated five stars by Thailand's Ministry of Energy.

Products and positioning

Bangkok's most connected premium Grade-A office and retail building, offering convenience, design and energy-efficient operations.

  • Grade-A office space

    Premium office space marketed as some of Bangkok's most sought-after.

  • Retail podium

    Five-storey retail space of 10,000 m² on Basement levels 1 and 2 and Levels 1 to 3.

  • Serviced offices

    Serviced office offerings within the building.

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