About Onwise
email marketing, technical seo, cro, seo, social media marketing, storytelling, digital marketing, customer journey, search engine optimisation, search engine advertising, content marketing, sea, ecommerce marketing, marketing services, strategic marketing, omnichannel aanpak, brand positioning, online visibility, lead generation, content creation
Onwise's Tech Stack
Frontend
Analytics
Backend
Decision Makers at Onwise
1 contactRobin Buitink
Owner | Passionate by digital growth
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Onwise's Position in the StackWho Database
- • Onwise is 1 of 80,546 marketing & advertising companies tracked in StackWho.
- • 80,503 marketing & advertising companies in our database have verified decision-maker emails (100% of the cohort).
- • 830 companies in Gelderland are in the StackWho database.
- • 21,907 marketing & advertising companies are in the 11-50 employee range (same size as Onwise).
Technology detection from public web signals. Decision-maker contacts compiled from LinkedIn public profiles, company filings, and verified outbound testing. Methodology & sources · Updated July 2026.
Frequently Asked Questions
What technology does Onwise use?
Onwise uses Gmail, Google Apps, Google Cloud Hosting, Mobile Friendly, Gravity Forms, Google Tag Manager, and 2 more technologies. This data is sourced from StackWho's technology detection engine.
How do I contact the decision makers at Onwise?
StackWho has verified email addresses for 1 decision maker at Onwise. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach Onwise directly for sales, recruiting, or partnerships.
What industry is Onwise in?
Onwise operates in the marketing & advertising industry, headquartered in Apeldoorn, Gelderland, Netherlands. StackWho tracks technology stacks and decision maker contacts for companies across all industries.
Can I export Onwise's contact data?
Yes. StackWho Pro members can export decision maker contact data for Onwise and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.
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Decision Makers
Robin Buitink
Owner | Passionate by digital growth