The 9th Tower is a key component of the Grand Rama 9 mega-project, a visionary "New CBD" master plan developed by Grand Canal Land (G Land), now under the management of Central Pattana (CPN). Completed in 2014, the development consists of two distinct office buildings, with Tower A standing as the taller 36-storey structure. Architecturally, the tower features a modern, minimalist glass-and-steel aesthetic designed for high-density corporate efficiency. As part of the Grand Rama 9 complex, it is integrated into a self-sustained business ecosystem that includes the Unilever House, G Tower, and the massive Central Rama 9 shopping mall. The building emphasizes functional space and was designed to accommodate the rapid growth of Bangkok's secondary business district, offering a total Gross Floor Area (GFA) of approximately 64,000 square meters for Tower A alone.

The tower is located at 33/4 Rama 9 Road in the Huai Khwang District. It offers excellent connectivity, situated approximately 500 meters (a 6-8 minute walk) from MRT Rama 9 Station. Tenants benefit from a direct underground connection and sheltered walkways through the Central Rama 9 mall, which leads straight to the office lobby. Its location provides immediate access to the Sirat Expressway, making it a strategic hub for commuting to both the airport and the traditional Silom/Sathorn business districts.

The 9th Tower A attracts a dynamic mix of multinational corporations, particularly those in the e-commerce, technology, and logistics sectors. It serves as a major hub for Shopee (Sea Group) and various digital service providers. The building's integration with the Grand Rama 9 complex provides tenants with direct access to a vast retail podium featuring a Tops Food Hall, international dining, and fitness centers. This "Work-Life" integration makes it a preferred choice for young professional teams and tech-driven enterprises.

The 9th Tower Grand Rama 9 Tower A is a single ownership Commercial Building with offices available for rent.

Flex and serviced office solution is available from Regus operating in this building. Click Here for rates and promotional packages.