Follow us      


Castellana 81


This exclusive office building, Sáenz de Oiza’s masterpiece of 20th century Spanish architecture, is located right at the heart of Azca. It stands 100 metres tall and has 28 floors providing standard office space of 1,338 m².

After ambitious renovation work, Castellana 81 is now positioned at the cutting edge of sustainability, accessibility and technology. The building has been awarded Platinum LEED certification in the Core & Shell category, making it the first and only office building on the Paseo de la Castellana to achieve this top level of certification. In addition, Castellana 81 boasts the top 5-star DIGA rating (Level of Accessibility Hallmark) for a singular building built before 2010. This makes it the first singular office building in Spain to hold the highest level of DIGA certification for disabled persons, senior citizens and pregnant women.  In November 2017, it was awarded the 2017 DIGA Accessibility Award by the Shangri-La Foundation.

In May 2018, Castellana 81 obtained the Gold WELL certification in the Core & Shell category, becoming the first WELL office building in Spain and the fifth Gold WELL Core & Shell building in Europe.This innovative system certifies that the design, construction and operations of the building address and have a positive influence on the health and well-being of people. It evaluates in situ the impacts of the building regarding seven concepts: air, water, light, fitness, comfort, nourishment and mind.

Castellana 81 have a full service floor including an auditorium accommodating 188 persons and equipped with the latest technology, an events area, a meeting centre comprising seven rooms, physiotherapy facilities, gymnasium, showers and changing rooms. 

In April 2018, Castellana 81 won the accolade of Best Renovation 2017 in the Spanish Office Association (AEO) awards.

In September 2019, Castellana 81 received the award "The Architecture MasterPrize” in the category ARCHITECTURAL DESIGN - Restoration & Renovation. In May 2018, the building Castellana 81 won the title of Best Non-Residential Property Intervention in the ASPRIMA-SIMA prizes. In October of this year it also received the Madrid Institute of Architects COAM 2018 Prize.



Year built 
1975 - 1980

Year renovated 

Francisco J. Saénz de Oiza

38,856 m²

Car parking spaces

Electric Vehicle parking spaces


Platinum LEED certification in the Core & Shell category 
Gold WELL certification in the Core & Shell category
5-star DIGA certification (Hallmark of Level of Accessibility)
Integrated Management System ISO 9001, ISO 14001 and OHSAS 18001



  • Facility Manager
  • Access control
  • 24-hour security
  • 24-hour maintenance service
  • Parking 24-hours
  • Internal mail service
  • Auditorium
  • Cafeteria
  • Gymnasium
  • Physiotherapy service
  • Showers and changing rooms
  • Wifi service in common areas
  • Electric scooters charging points 
  • Mobile access
  • Gmp Smart


METRO: Nuevos Ministerios (Line 6, 8, 10)
LOCAL TRAINS: Nuevos Ministerios (C1, C2, C3, C4, C7, C8, C10)
BUSES: Lines: 5, 14, 27, 40, 126, 147, 149, 150, C1, C2
PUERTA DE ATOCHA: 15 minutes
AIRPORT: 20 minutes
Gmp CAR PARK: Paseo de la Castellana, 81
ROADS INTO MADRID: A-1, A-2, A-6, M-30
BiciMAD: Stations: 136,138,149,150,151

Request information

Please note that all fields marked with an asterisk (*) are required.

Please enter the letters in the security image exactly as shown
Enter the characters shown in the image.