From crafting engaging user experiences to building process-enhancing applications and connecting people through impactful websites, we work with a variety of businesses – from start-ups to global leaders. Our approach is both powerful and seamless. Above all, we value the partnership we build with our clients as much as the outcomes we deliver.
For us, being close to our clients is key. That’s why you’ll always have direct access to the team working on your project. This approach fosters smooth collaboration and open, straightforward communication.
We value long-term relationships and don’t believe in one-project stands. True collaboration reaches its full potential when built on lasting partnerships. It’s no coincidence that we’ve been working with some of our clients for over 20 years.
We believe in honest, equal communication, mutual trust, and constructive feedback. We take the time to listen, share our opinions openly, and avoid empty promises. Our advice is expert, and our work is always solution-focused.
2 Offices
25 Years
100+ Clients
500+ Projects
From emerging start-ups to established industry giants, we’ve been supporting businesses since 1999 in building their brands and websites. Our diverse portfolio reflects our success across multiple industries.
In the fast-paced digital world, agility is key. We thrive on short cycles, enabling us to respond rapidly to shifts and continuously evolve with each project.
With us, it’s not just about your project – it’s about you. We believe that personal connections and open communication are the foundation of successful collaboration.
As a full-service agency, we support you every step of the way – from strategy and implementation to growth, maintenance, and the development of your marketing assets.
Get in touch
Your main contacts are Olli (left) and Marcel (right). As the heads of Seitenweise, we’re your first point of contact.
If you need support with your digital projects, don’t hesitate to reach out! We’d be happy to schedule a no-obligation consultation with you.