Advertising agency Utrecht
Welcome to effectgroep*! We create smart, effective campaigns for companies, brands, and government organizations. Whether it’s above the line or below the line, we’ve got you covered. From employer branding to awareness campaigns, we develop concepts that truly work. And everything we come up with, we produce in-house. We’re your full-service creative agency based in Utrecht. Fun fact: we were named the best communications agency in the Netherlands in 2021, 2022, 2023 and 2024.












Advertising partner
Everything for your brand
We’re a full-service creative agency based in Utrecht, all working together on one big creative floor. It’s where you’ll find everything, and everyone, you need to bring your campaign to life. From communication strategists, designers, and developers to top-tier content and campaign managers focused on delivering real results.
An integrated approach
Today’s media landscape is more fragmented than ever, and both the online and offline space are getting crowded. Reaching your audience effectively calls for a fully integrated approach, from strategy to media planning. That’s why we offer a single point of contact for everything related to advertising and campaigns. It’s the most efficient way to work and the most effective way to get results.

From one-off to part-of
Co-creation
Choosing effectgroep* means choosing a creative agency that takes the time to truly understand your brand, your audience, and your world. We don’t believe in one-offs, we build long-term partnerships. Because we know that real results come from collaboration and co-creation. We take the lead, but we can’t do it without you.
Strategy
Strong campaigns start with smart strategy. Strategy fuels creativity, it’s where the best ideas are born. In the strategic phase, expect a fresh perspective on your challenge. And yes, we’re not afraid to involve your audience in the process.
And 4x best agency in the Netherlands
We’re not new to the game, effectgroep* was founded 25 years ago by Simon Renes. Together with his team of effectmakers, he delivers creative, high-quality work that truly makes a difference for clients.
And our clients appreciate it, big time. According to the most recent MT1000 survey among business service providers, we’ve ranked number one for the third year in a row, both in the communication consultancy and event marketing categories.
The starting point
Our Creative Brief is the blacksmith's secret and the start of every assignment. Together, we will go through this briefing and name and describe the principles. And we determine the target group, context, objectives, timing and budget. In doing so, we lay the valuable basis for the creative process and continuation of the assignment. Do you want to know how we can get you a razor-sharp briefing? And also want to make your advertising and campaigns a great success? Mail Tanya and get our Creative Brief!
Need an advertising agency in Utrecht?
You’ll find us at LifeOffice in Utrecht, and you’re always welcome to stop by for an introduction. Prefer us to come to you? Or start with a virtual coffee? Tanya will gladly set something up!
Email her at tanya@effectgroep.nl or call +31 (0)30 410 0790.
