Rank #11 of 15 in Lille
“Nous générons du trafic qualifié, de la visibilité et des expériences digitales sur mesure”
K4 is a digital agency based in Lille/Douai and Strasbourg specializing in SEO, social media, web creation, ADS/PPC, analytics, and content production. They deploy tailored digital strategies to generate qualified traffic and visibility.
Fetched from their own homepage and scored the same way as every other agency in the directory.
Read from how the agency presents its own work, so you can see the shape of the shop before you call.
Every agency here is scored the same way on the SEO of its own website, so you can shortlist on evidence rather than on who ranks highest for "best SEO agency". Send one brief and let them come to you.
By the measurable SEO quality of their own website. K4 scores 76 out of 100, which is rank #11 of 15 agencies rated in Lille. The score blends technical setup, on-page basics, content depth and how often they appear in local search results. No agency pays for placement.
Minimum engagement €5,000+. Typical rate €100 - €149 / hr. These figures are our estimate for a firm of this size in this market, not a quote. Request a quote on this page for exact pricing.
SEO, Réseaux sociaux, Création de sites, ADS / PPC, Analytics, Production de contenus, Marketing digital.
Their client base skews mid-market (€10m-€100m) at roughly 50% of their work, and they most often work with industrial / b2b clients. Compare that against your own size and sector before you shortlist them.
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