Our office is located in the immediate vicinity of Herttoniemi metro station. The entrance to the Opus 3 building is located on the Hitsaajankatu side. Heka customer service points are open without an appointment 9–12 on Tuesdays – at other times by appointment only. A customer service appointment should be booked in situations in which visiting the office is necessary for taking care of matters. You can book an appointment by sending an email or calling the regional office’s customer service point.

In most situations, the easiest way to take care of matters is through the Resident Portal.

Our telephone service is open as follows:

  • Monday–Friday at 9–15 
  • the first and last weekday of the month at 9–16.

Call charges to customer service: 0,0835 €/call + 0,1669 €/min. Queuing is chargeable.

Customer service contact information

Customer service telephone number
tel. 09 5767 3600
E-mail address
Street address
Hitsaajankatu 20, Opus 3
Postal code
Exceptional opening hours

No known exceptional opening hours.

Submit a defect notification

Please submit any urgent defect notifications by phone within office hours: 09 5767 3600.


On-call service

Emergency calls regarding urgent matters in the evenings and at night time: 09 5767 3700.

Other contact information

Bank details

Payment information for tenants

The necessary payment information is always listed on the invoice of the payment in question.

Heka's bank account number will change on 1.1.2023. The new bank account number is FI13 1660 3001 1997 05.

Laundry room reservations

The following locations use an online laundry room reservation system: Alakiventie 5, Alakiventie 8, Hallainvuorentie 1, Kukkaniityntie 25, Lallukankuja 1, Mamsellimyllynkatu 25, Myllypurontie 22, Porttitie 9, Ryynimyllynkatu 2, Virtarannankatu 3-5, Vuokkinimenkatu 11, Yläkiventie 2, Yläkiventie 4, Yläkiventie 5, Yläkiventie 8. 

Laundry room reservations for Gunillantie 16 and Koirasaarentie 33 and 36.

The rug washing room at Reiherintie 7 can be reserved via the office.