Marketing that earns its keep
We grow ambitious brands with data-driven campaigns across search, social and email — and report in euros, not vanity metrics.
What we do
We solve digital growth, end to end
Why Vonk
Your top choice, on three fronts
Full campaign transparency: you own every account, see every euro and read every experiment log. If we can't explain it, we don't ship it.
- You own all ad accounts
- Weekly experiment log
- No hidden margins on media
Success stories
Work that moves the numbers
The brands that trust Vonk
Latest posts
Short-form video: a strategy, not a lottery
Why the brands that win on video plan boring things like hooks, cadence and captions.
Vonk · 10 July 2026
Your ROAS is lying to you (a little)
Blended, incremental, platform-reported — three numbers, three stories. Which one should steer budget?
Vonk · 28 June 2026
SEO vs. SEM: where the next €1.000 should go
A simple decision tree for founders who can only fund one channel this quarter.
Vonk · 12 June 2026
The proof is in the numbers
Average sales increase in year one
Certified performance team
Clients see results in the first quarter
What our clients say
The entire Vonk crew has been phenomenal — quick with replies and even quicker with fixes.
— Director, Client Experience
See how your business grows with sharper marketing
Ready to talk to a strategist? We reply within one working day.
Contact info
✆ +31 20 240 40 50
A partner, not a vendor
6.4 / average ROAS
measured across 100+ clients on search, social and shopping