Unioninkatu 20-22


The property is located in the heart of the Kaartinkaupunki business centre. It is close to the seashore, parks and the Old Market Hall as well as the area's boutique hotels and premium restaurants. There is also a large grocery store and a post office on Kasarmintori Square.

A unique feature in this office and retail space is the lobby named Wall Street, which is the same height as the entire building. It is an impressive entrance in a space which has the quality, size and services to meet the needs of corporate headquarters. The high-class lobby service completes the prestigious appearance.
The building was recently fully renovated and incorporates modern technology. The premises are fully convertible to meet the company's needs. If needed, the magnificent staircases can accommodate separate entrances for several businesses.
The property is efficient in terms of both spatial design and environmental aspects, and is equipped with modern ICT equipment. The building has been awarded a BREEAM environmental certificate for energy efficiency. The commuters and customers are encouraged to travel eco-efficiently by providing a bicycle parking area and shower facilities.
The services are provided in accordance with Sponda’s Business Studio concept. In the concept, the company has the complete auxiliary premises at its disposal, such as kitchens and bathrooms, as well as the conference facilities that can be flexibly rented, as needed. Royal Ravintolat operate a high-quality conference centre, complete with a full-service lunch restaurant.

1956Construction year
1989Latest renovation year
26271m²Total area
Parking spaces
Energy efficiency program

Available spaces in this property

3. krs
15 m²
4. krs
226 m²
4. krs
529 m²
4. krs
589 m²

Property details

Unioninkatu 20-22, 00130 Helsinki (Kaartinkaupunki)
Energy class:
The property has a total of 60 parking spaces in the parking garage and outside. The parking facilities of the Q-park Kasarmitori and Q-park Erottaja are also close by.
Meeting rooms:
Conference rooms of varying sizes are available for rent at Sponda’s customer rates from the Event Arena Bank.
Unioninkatu is located in the heart of Helsinki, in the immediate vicinity of the Market Square, Esplanadi Park and Kasarmitori Square. The closest tram stop, for lines 3T, 3B and 1, among others, in on the Market Square.
The property houses the Event Arena Bank, which has a lunch restaurant. The area has restaurants, hotels and conference centres. The Market Hall and the Market Square are also near the property.

Contact us

Anna Vuorinen
Account Manager
+358 20 431 3450
Jenni Nivalainen
Leasing Manager
+358 20 431 3535

Urban Kaartinkaupunki

The heart of Helsinki is a busy financial and business district. We have several premium properties in the prime business district that is formed by the esplanades, Eteläranta street, Kasarmitori square and Erottaja square. There are more than 11,000 jobs in the area, as well as a number of famous restaurants, shops and showrooms. We can build office spaces of different sizes in our refurbished, environmentally efficient premium properties, based on the customer’s needs

  • City centre location
  • Diverse services
  • Trendy
  • Youthful
  • Financial district
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Do you want to know more?

    • Customer service center
    • 020 355 6677
    • Mon-Fri 8.30-16.30
    • customerservice(at)sponda.fi
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