CornerStone Building: A Premium Grade A Office Tower in the Heart of Hoan Kiem, Hanoi

In the increasingly competitive office real estate market in Hanoi, CornerStone Building continues to maintain its position as one of the top choices for businesses and organizations seeking a professional and luxurious workspace in the city center. Located on the prestigious Phan Chu Trinh Street, the building not only benefits from a prime location but is also designed and operated according to international standards, meeting all expectations of a Grade A office.
Prime Location in the Heart of the Capital
CornerStone Building is located at No. 16 Phan Chu Trinh Street, Phan Chu Trinh Ward, Hoan Kiem District – an area known as the traditional commercial and administrative center of Hanoi. Its presence here offers unmatched connectivity advantages:
- Right next to the Ministry of Finance headquarters and just a few minutes’ walk from the Government Office.
- Close to major cultural, historical, and commercial landmarks such as the Hanoi Opera House and Sofitel Metropole Legend Hotel.
- Easy access to major shopping centers, banks, and high-end restaurants and hotels.
- Convenient connections to other developed areas such as West Lake, Ciputra, and routes to Noi Bai International Airport.
This location not only ensures convenience for business transactions but also combines cultural, historical, and international exchange elements, creating a refined and distinctive working environment for tenants.

Scale and Key Specifications
CornerStone Building is a Grade A office project invested by VIB - Ngo Gia Tu Co., Ltd. Construction began on March 13, 2010, and the building is now completed and operational.
Basic specifications:
- Project name: CornerStone Building
- Developer: VIB - Ngo Gia Tu Co., Ltd.
- Scale: 14 office floors and 3 basement levels (some sources indicate 15 floors in total)
- Total office floor area: approximately 26,000 m²
- Total construction area: 48,494 m²
- Typical floor area: approximately 2,000 m²
- Total land area: 4.85 hectares
Unique Architecture and Modern Design
CornerStone Building is designed by two internationally renowned firms, Archipel (France) and DWP (Australia), featuring a romantic semi-classical French architectural style combined with modern sophistication.
- The façade is finished with high-end materials, creating an elegant working environment.
- A spacious main lobby equipped with escalators from the first to the third floor.
- Double-glazed glass panels that are environmentally friendly, soundproof, and UV-resistant.
- A unique landscape with greenery surrounding the building, reducing heat effects and creating a distinctive office atmosphere.
The smart floor layout allows flexible subdivision into up to 16 office spaces per floor, accommodating diverse leasing needs from 115 m² to full-floor leasing of 2,000 m². Glass panels on all four sides maximize natural lighting, optimizing workspace efficiency.

Advanced Facilities and Technical Systems
Aiming to meet international Grade A standards, CornerStone Building is equipped with comprehensive infrastructure and services to ensure a professional and convenient working environment.
Key technical systems:
- Elevators: 7 high-speed Mitsubishi passenger elevators (16 persons each) and 1 cargo elevator (1,600 kg capacity).
- Air conditioning: Smart central air conditioning system by Trane.
- Backup power: 100% power backup capacity.
- Fire protection: International-standard fire prevention and firefighting system.
- Security: 24/7 surveillance and security system.
- Additional amenities: Premium VIP restrooms on each floor.
Services and support facilities:
- Parking: 3 basement levels with a total area of 13,890 m², accommodating 215 cars and 755 motorbikes. Parking fees are approximately $150/car/month and $10/motorbike/month.
- Management services: Around $7/m²/month (excluding VAT), covering generator operation, elevators, lighting, cleaning, and 24/7 security.
- Financial services: VIB Bank branch located on the ground floor.
- Leasing policy: Free interior fit-out period for tenants.

Rental Price Segment
CornerStone Building is an ideal choice for large corporations, multinational companies, and banks looking to establish headquarters in Hoan Kiem’s central area, requiring high standards and a professional working environment. Rental rates fall into the premium segment, reflecting its Grade A quality and positioning.
- Rental range: $34 – $38/m²/month (excluding service fees and VAT)
- Service fee: Approximately $7/m²/month
Compared to other Grade A office buildings in Hoan Kiem, CornerStone Building offers highly competitive pricing, especially considering its prime location, construction quality, and professional management services. With large floor plates and flexible layouts, it is an optimal solution for businesses requiring spacious and scalable office environments.
In summary, CornerStone Building is not just a business location but a symbol of professionalism and prestige in Hanoi, making it the perfect choice for organizations seeking a high-quality working environment for sustainable growth.
