Hyffen
SEO consultancy for French brands: search strategy, content production and SEO training, run from Paris and three regional teams
Highlights
- New on EvolcAdded 2026-11-02
About Hyffen
Hyffen is a French SEO consultancy. It offers natural search strategy, content production, reputation work and SEO training, and it runs MarketVoice AI, an internal tool that measures how often brands are cited by ChatGPT, Gemini and Perplexity.
Its customers are brand and marketing teams. Published case studies feature Dyson, Sixt, Groupama, RATP and Chronopost, among others. Results cited on the site include +500% non-brand traffic and 13.8 million SEO visits over 12 months for one client.
Hyffen was founded in 2010 and is headquartered in Paris. Its team is also based in Toulouse, Strasbourg and Rennes. The company obtained Qualiopi certification in 2021.
Product: SEO strategy consulting, content production, reputation and SEO training services, plus the MarketVoice AI tool for measuring brand share of voice in AI assistants.
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Website technologies
Tools and platforms detected on this company’s website, grouped by purpose. Dates record when Evolc observed them.
Analytics
- Google Analytics 4Medium confidence
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Content delivery
- CloudflareHigh confidence
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Content management
- WebflowHigh confidence
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Forms
- Google reCAPTCHAHigh confidence
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Hosting
- AWSHigh confidence
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Privacy & consent
- CookieFirstHigh confidence
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Website detection does not establish a paid subscription or company-wide use. Tools loaded after consent or sign-in may be missed. “No longer observed” does not prove the company stopped using a tool.