We Are Perjantai
An attitude where humility and ambition come together. Teamwork that ensures shared success. Client focus that inspires us toward the next meaningful and successful content experiences. Our versatile expertise combines with creativity, passion, and flexible, fast personal service.
Sarianna Forsström
AD
Tom Gerke
Copywriter
Päivi Granö
Designer
Teemu Gratschev
Developer
Miia-Mari Harjulahti
AD
Mikke Helenius
COO, Head of Digital
Jatta Hongisto
Designer
Lea Huukkala
Account Director
Linda Hägerstrand
Copywriter
Ilkka Kaate
Digital Marketing Specialist
Jouni Kaila
Account Director
Katri Kallionpää
Copywriter
Aleksi Korpelainen
Developer
Kai Korpelainen
AD
Kari Korpelainen
CEO
Lauri Korpelainen
Motion Graphic Designer
Tia Korpikoski
Digital Marketing Specialist
Teemu Koskinen
Digital Marketing Specialist
Anu Kuikka
Digital Marketing Specialist
Sami Lehtinen
Copywriter
Susanna Lehtonen
Account Director
Jussi Niinikoski
Senior developer
Johannes Norrman
AD
Ilkka Patrikainen
Communications Specialist
Kaisa Ruohonen
Account Director, Communications Strategist
Jonne Saivosalmi
Director, Brands and Strategies
Kai Sorsa
Copywriter
Heidi Taustila
Copywriter
Birgitta Thurman
AD
Suvi Vuohijoki
Account Director
Kalle Väärikkälä
Developer
Welcome to Perjantai!
The courage to think, innovate, and challenge. The ability to strive for results. The values behind the Perjantai client experience are a humble yet ambitious attitude, teamwork with the client, and ensuring client satisfaction at every stage. We build our collaboration and creative solutions on our versatile expertise combined with a deep understanding of our clients’ markets and business. We are an independent agency of more than 30 experts whose work speaks for itself.
Contact UsWe Can Do a Lot
Great things come from doing, and success comes from daring. Perjantai is where courage, creativity, analytics, and expertise come together. We believe in ideas, kindness, people-centered service culture, and the opportunities technology brings. Effective, visionary, insightful, impactful. You decide — we make it happen.
Meet Our Clients