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The Orient Square Building
General information
Typemixed use
(Office, Residential)
LocationF. Ortigas Jr. Avenue (Emerald Avenue), Ortigas Center, San Antonio, Pasig, Philippines
Coordinates14°35′07″N 121°03′41″E / 14.5853°N 121.0613°E / 14.5853; 121.0613
Construction started1996
OwnerDaiichi Properties and Development
ManagementThe Orient Square Condominium Asso., Inc.
Top floor160 m (520 ft)
Technical details
Floor count38 aboveground,
7 belowground
Design and construction
Architect(s)R. Villarosa Architects
DeveloperDaiichi Properties and Development
Structural engineerR. Villarosa Architects
Main contractorSota Glazing Incorporated, R.S. Caparros and Associates

The Orient Square (officially The Orient Square Building or Orient Square IT Center, acronym: OSB or use as a code: OS) is a first-class, high-rise and tallest building along Ortigas Center's main road, F. Ortigas Jr. Avenue (known as Emerald Avenue) in Pasig, Philippines. It rises 160 metres from ground level to roof, and is currently the 7th tallest complete building in Pasig, and the 76th tallest building in the Philippines. The building has 38 levels above ground, and 7 basement levels. It will be a mixed-use building, both office and residential. Orient Square Building is currently one of the modern landmarks in Ortigas Center because of its architectural design and its one-of-a-kind curtain wall that glitters at night from the lights inside the building because of its transparency. The Philippine Economic Zone Authority (PEZA) declared it an Information Technology Building in January 2006.

The building has a 6-level concrete podium as its base, while its main body is fully clad with aluminium unitized curtain wall. It has a distinctive design of having multiple corners, especially on the top floors, making it easily recognizable among the buildings in Ortigas Center.


The building stands along F. Ortigas Jr. Avenue, formerly known as Emerald Avenue. At the back of the building is Ruby Street, and is within the Ortigas Center central business district. It is a near blocks from other major office and residential buildings, hotels (Discovery Suites and Oakwood Premier), bars (Metrowalk and El Pueblo de Manila) and restaurants (El Pueblo de Manila) in the area, as well as large shopping malls (The Podium, SM Megamall, St. Francis Square, Robinsons Galleria and Shangri-La Plaza) and other major landmarks.

The front of the building facing to the east, which lies F. Ortigas Jr. Avenue and Taipan Place. It serves the main lobby of the building. At the back lies Ruby Street facing to the west, it also serves the basement car parking entrance and exit.

Amenities and features

Its features include a fully unitized curtain wall, a computerized and comprehensive building and facility management, centralized cooling system with individual control, powerful communication facilities using fiber optics and digital technology and provision for LAN/DATA and efficient lift management. The building use as office, commercial and residential use.

Its amenities include 7-level basements for vehicle parking, 12 high-speed elevators, including two below-ground elevators and one full-speed service lift, also has 6-level concrete podium as its base, helipad on the rooftop, skylounge and observatory near at the top, function rooms, main lobby, security gates, convenient store, food and bake shop, and banks. The building has also its own food court and restaurant area located at 6th floor. Just outside the building crossing Ruby Street, located some of high-end, first-class restaurants, bars and fast-food chains. Daiichi Properties' the Taipan Place which located across F. Ortigas Jr. Avenue, just in front of the building, is the sister building of Orient Square.

Major tenants

See also


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  2. ^ "Operating Economic Zones (248)". Archived from the original on November 21, 2011. Retrieved December 30, 2010.