Minttu Jaakkola (she/her)
Minttu Jaakkola (she/her), Executive Director

Our Executive Director Minttu is one of the founders of Puistokatu 4. Minttu is responsible for the strategic management and development of Puistokatu 4.

Nina Salasola (she/her)
Nina Salasola (she/her), Chief Community Officer

Our Chief Community Officer Nina has been part of Puistokatu 4 from the very beginning. Currently, Nina is responsible for the Puistokatu community and the transformative power that comes from it.

Minttu Salminen (she/her)
Minttu Salminen (she/her), Program Manager

Our Program Manager Minttu manages the programme of Puistokatu 4. Contact Minttu if you want to work with us!

Joel Haapamäki (he/him)
Joel Haapamäki (he/him), Communications Specialist

Our Communications Specialist Joel makes sure that the joyful message of Puistokatu 4 is spread loud and clear.

Anna Herlin (she/her)
Anna Herlin (she/her), Co-Founder and Strategic Support

Anna, who works as the Head of Development at the Tiina and Antti Herlin Foundation, supports Puistokatu 4 in strategy and stakeholder work.

Vesa Hoikka (he/him)
Vesa Hoikka (he/him), Head of House

Vesa, our Head of House, makes sure that the users of the house have the best possible conditions to focus on their work.

Sampo Wirkkala (he/him)
Sampo Wirkkala (he/him), Production assistant

Sampo, who joined us through civil service, helps with our event production and is responsible for Puistokatu 4’s venue rental.

Tuukka Ulvila (they/he)
Tuukka Ulvila (they/he), Civil servant

Tuukka, the civil servant of Puistokatu 4, is the right hand of our Head of House.

Puistokatu 4, 00140 Helsinki

The premises of Puistokatu 4 are accessible for all visitors.

The yard and main entrance of Puistokatu 4 are accessible, the yard is paved in stone blocks and the slope of the ramp to the main door is eight degrees. The main door is motion sensor operated, and the elevator is directly accessible from the vestibule. All three floors of the house, and the cellar, are accessible by elevator. Elevator controls are placed at an accessible height and the elevator doors open in two directions. There is an accessible toilet/child care room on Floor 1 and the meeting rooms for rent are located on Floor 1 and Floor 2.

These are accessible, with the exception of the small meeting room on Floor 1, as the original door is only 71 cm wide.

The Gym on Floor 2 of the house is accessible, and can be reached by elevator. There is no accessible toilet on Floor 2.

Restaurant Elm on Floor 1 is accessible by elevator. The old thresholds between the rooms have been lowered to allow passage of wheelchairs. The elevated terrace of the restaurant is accessible by wheelchair from the house, via the main door.

An induction loop is available in the Library (Floor 1) and The Gym (Floor 2) of Puistokatu 4.

Safer space guidelines

We dare to set an example by highlighting our incompleteness, vulnerability and also mistakes. We recognise the different shades of green. We are on our way to a good life within the planetary boundaries, but we are not there yet.

We invite people in from where they are. We use language that is understood. We respect different ways of knowing and give everyone space to participate in conversation.

We acknowledge what we assume and listen behind our assumptions. We give ourselves and each other permission to learn and grow. We respect the change in people.

We give conviviality a chance. We dare to disagree and express it in a way that respects others. We apologise if we offend, even if unintentionally. We give trust time to build.

Everyone has the right to participate in the events of Puistokatu 4 without distinction on the basis of race, colour, sex, language, religion, political or other opinion, national or social origin, wealth, birth or other status. Everyone has the right to feel safe at our events without fear of discrimination, disturbance, sexual, physical or verbal harassment.

We meet regularly to review our safer space principles and how they are being implemented in our house. If you notice behaviour at our events that violates our principles or is otherwise disturbing, please address it or contact our harassment contact person Minttu Salminen ( You can also suggest additions and changes to our policies.

Newsletter Privacy Policy
  1. Data controller

Puistokatu 4, 00140 Helsinki, Finland

  1. Matters concerning the register

Our Data Protection Officer Emmi Liulia will respond to queries and feedback concerning the register by email within five business days (

  1. Name of the register

Puistokatu 4 Newsletter Register

  1. Purpose of processing personal data

The purpose of processing personal data is to communicate about the activities. We send information about our events to the persons in the register.

  1. Data content of the register

The register may contain the following information about clients:

  • Name
  • Organisation
  • Title
  • Email address


  1. Regular data sources of the register

The register is compiled from the user information system (MailChimp) of Puistokatu 4 and the information is maintained through manual updating. Users can subscribe to the newsletter on a special form that saves the user’s email address and the date of subscription. Newsletter subscriptions can be cancelled by clicking the ‘Unsubscribe’ link at the end of each newsletter or by contacting the website administrator.

  1. Regular disclosure of personal data

The data controller shall not disclose the personal data of data subjects to third parties, unless required to do so by the Finnish authorities.

  1. Deletion of data

Data will be deleted at the request of the data subject or when Puistokatu 4 so decides.

  1. Principles of register protection

Personal data is kept confidential. The data network of Puistokatu 4, and the equipment in which the register is located, are protected using the appropriate technical processes.

  1. Right of prohibition

The data subject has the right to prohibit us from sending them the newsletter.



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