Dunion Online Marketing
Agency Headquarters
9, Marconistraat, Basbensburg, Volendam, Edam-Volendam, Noord-Holland, Nederland, 1131 JW, Nederland
Dunion Online Marketing is a premier digital strategy firm dedicated to driving measurable growth through high-performance search marketing and data-driven advertising solutions. As a certified Google Partner, the agency occupies an elite tier of marketing professionals recognized for their advanced proficiency in Google Ads and their proven ability to maintain high-spend accounts while delivering exceptional performance standards. Our status as a Google Partner ensures that our clients benefit from the most current industry insights, early access to product betas, and direct technical support from Google. This partnership allows Dunion Online Marketing to implement cutting-edge strategies across the entire Google ecosystem, including Search, Display, Video, and Shopping campaigns. By leveraging sophisticated keyword research, machine learning-driven bidding strategies, and precise audience targeting, we ensure that every marketing dollar is optimized to achieve maximum Return on Ad Spend (ROAS). At the core of our methodology is a commitment to transparency and analytical rigor. We move beyond basic metrics to focus on high-intent lead generation and conversion rate optimization (CRO). Our team of certified specialists continuously monitors campaign health, performing rigorous A/B testing and account audits to capitalize on emerging trends and shifts in consumer behavior. Whether scaling a regional brand or managing a complex national portfolio, Dunion Online Marketing provides the technical expertise and strategic foresight necessary to dominate the search engine results pages and drive sustainable business results.
Featured Client Reviews
"In early 2025, we got a beautiful new website, but it also had an immediate impact on our online marketing results: they clearly declined. Starting in mid-August, Dunion took over our SEO and SEA efforts, and we noticed the difference immediately. Within two weeks, our CPA was back to the level it was before the new website. That gave us a lot of confidence. Dunion adapts quickly, carefully assesses the situation, and provides a clear strategy that truly benefits you. If you find that your online marketing isn't delivering what you expect, Dunion is a great partner to work with. They know their stuff and can provide practical help to regain control of your results."
"Fantastic organization. Extensive knowledge, clear advice, and most importantly, excellent delivery. No question is too much trouble. There's always someone ready to help. Thanks to Dunion's efforts, our reach has quadrupled in just six months. An unprecedented achievement and far exceeding our expectations."
"We completed the preliminary process at Dunion, which was a very positive experience. Excellent communication, adherence to agreements, and customer-focused thinking. Very helpful!"
"Nothing but positive things to say about our collaboration with Dunion. The team is extremely professional, especially our account manager, Jeroen. Everything is discussed thoroughly, and communication is excellent. We're already very happy with the results!"
"A well-coordinated team. Communication within their team and with me is excellent. The results speak for themselves. Best choice ever."