
WE ARE UPSELLER - FOR GROWTH
We are experts in customer experience, management consultants and digital sales forerunners.
We are a tightly nit 20-person team full of knowhow, vision and passion.
Customer growth is the most important factor for us.
Our Team

Juha Sulkakoski
CEO, Founder, Partner
juha.sulkakoski@upseller.fi
+358 40 592 5843

Sampo Kallunki
Customer Success Director, Partner
sampo.kallunki@upseller.fi
+358 40 099 3310

Katariina Hämäläinen
Sales Director, Partner
katariina.hamalainen@upseller.fi
+358 400479937

Sami Pippuri
Chief Technology Officer
sami.pippuri@upseller.fi
+358 50 4876829
CONTACT
Upseller Finland Oy
Lemuntie 3-5,
00510 Helsinki
+358 40 592 5843