Pentagon Design’s
contact information
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Working at Pentagon Design
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Pentagon Design Oy
Vilhonvuorenkatu 11 A 16 (6th floor)
00500 Helsinki
info(a)pentagondesign.fi
+358 10 843 5500
Invoicing details
We prefer to receive all partner and contractor invoices electronically.
Online invoices:
We kindly ask you to send your invoices primarily as an email attachment (PDF) to: tikon.mailinvoice(a)aditro.com
Please make sure that the attached file(s) are always PDF and our name and address is found on the invoice.
Paper invoices:
Pentagon Design Oy
Sarjanro 27804194
PL 872 00019 SSC
Helsinki, Finland
Co-operation
If you are interested in a specific service area, please contact the following people:
Virva Haltsonen, Strategy & Insights
+ 358 040 524 8151
Heidi Hyytiäinen, Innovation & New Value Concepts
+358 44 344 8554
Sauli Suomela, Design & Branding
+358 50 514 8934
Office
Vilhonvuorenkatu 11 A 16 (6th floor)
00500 Helsinki
For general enquiries, please drop us a line at info(at)pentagondesign.fi
Space
Our beautiful and inspirational 5th floor space is available for renting for meetings and events.
Career
Information on how to join our team is available on our Careers page.