Completely renovated in 2005, the High Tech President Castellana is centrally located just off Madrid's principal thoroughfare Paseo de la Castellana in the city's main business district, 500 metres from Plaza Colón.

The 106 guestrooms are spread over six floors and feature distinctive contemporary design furnishings and high tech lighting. All are equipped with 23 inch flat screen televisions with satellite channels, climate control, direct dial phones and complimentary wireless Internet connections, as well as in room safes. Bathrooms have sleek modern fittings and hydro massage showers, hair dryers, designer toiletries, bathrobes, slippers and makeup mirrors. Laptop computers are available on request and rooms come with exercise bicycles.

Guests can dine on Mediterranean cuisine in the Numerus Clausus Restaurant, located in the hotel's galleried brick cellar, and the Bar Cafétech boasts colourful futuristic murals and serves a variety of drinks and coffee. The public areas have distinctive contemporary décor and furnishings and complimentary high speed wireless Internet access is available throughout the hotel. There are complimentary newspapers in the lobby, or guests can relax outside on the terrace.

Business customers are served by a business centre and meeting rooms with audio visual equipment are available, as well as banqueting facilities.

The 24-hour front desk has a safe deposit box and staff can store luggage and organise airport transfers for guests. Guests will find the National Library 700 metres from the hotel and leafy walkways and gardens of the Retiro Park are one kilometre away. Madrid's Big Three the Prado, Reina Sofia and Thyssen Bornemisza Art Museums are all within 1.5 kilometres.

The nearest metro station, Serrano, is 500 metres away and Madrid Barajas Airport is 20 kilometres from the hotel, an approximate driving time of 30 minutes.