21 Media

21media.nl

marketing & advertising

21media.nl

Putten, Gelderland, Netherlands

1-10 employees

LinkedIn Profile

About 21 Media

communications, reclame, branding, marketing, new media, advertising services, marketing & advertising

21 Media's Tech Stack

Decision Makers at 21 Media

1 contact

Larissa Miller

Creative Director & Founder

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4 technologies detected · 1 decision maker · Emails available

Sales Outreach Angle

WordPress as a CMS signals a content-driven or SMB digital presence. SEO tools, hosting solutions, and page-builder plugins are natural fits for outreach.

21 Media's Position in the StackWho Database

• 21 Media 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.
• 56,565 marketing & advertising companies are in the 1-10 employee range (same size as 21 Media).

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 21 Media use?

21 Media uses Mobile Friendly, Apache, WordPress.org, Google Font API. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at 21 Media?

StackWho has verified email addresses for 1 decision maker at 21 Media. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach 21 Media directly for sales, recruiting, or partnerships.

What industry is 21 Media in?

21 Media operates in the marketing & advertising industry, headquartered in Putten, Gelderland, Netherlands. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export 21 Media's contact data?

Yes. StackWho Pro members can export decision maker contact data for 21 Media and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.