Contact information

On this page you will find contact information for financial management, customer service and invoicing.
If you did not find what you were looking for, you can contact us using the form below. If your question concerns installation, please mention your preferred installation location in the comments field.

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Customer service

Telephone service weekdays 9 am-5 pm tel. 0104201700

Offices open weekdays 8 am-4 pm

CALL RATES
Numbers starting with 010 8.35 cents / call + 22.32 cents/min
Numbers starting with 075: 8.28 cents/call + 8.76 cents/min. GSM: 8.28 cents/call + 23.1 cents/min.

Head Office

Koukkupaja Oy
Tiilipojanlenkki 4,
01720 Vantaa

Open weekdays 8-16

Requests for quotations & orders

Offices open weekdays 8 am-4 pm
Telephone service on weekdays 9 am-5 pm

info@koukkupaja.fi

Financial management

Saruman Ltd.

Office:
Kirkkokatu 8 As 9, 4. krs
90100 Oulu

010 420 1702

Marika Raappana
045 788 16 300
marika.raappana@saruman.fi

​CFO
Sanna Ruuhonen

045 788 15 999
sanna.ruuhonen@saruman.fi

Purchase invoices

1. ONLINE INVOICES

Business ID: 2282648-7
E-invoice address: 003722826487
Operator: Liaison
Broker ID: 003708599126

2. PDF INVOICES

fennoa.509956@erin.posti.com

3. PAPER INVOICES

Koukkupaja Oy
PL 53017
01051 LASKUT

Please note that only invoices may be sent to the above addresses. It cannot be used for payment notes, sending advertisements, etc.
If any mail other than actual invoices is sent to the service or mailbox, they will be automatically destroyed.

Any questions?

OFFICES

See the button below for location-specific contact information and arrival instructions.

Offices