App Development Company

Et Si ...

Digital agency creating brand websites, interactive experiences and mobile apps for major brands

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TrustList summary

Et Si is a digital agency that says it has worked since 2006 on projects for well-known brands. It designs and builds branded experiences across digital channels, social media and physical venues.

Its team advises clients and produces solutions matched to their aims. Recent showcase work includes an Olympic-themed experience for Paris airports and an immersive 3D brochure for Hôtel de Crillon.

What Et Si offers

Websites: sites and interactive digital experiences.
Phygital installations: tactile and gaming set-ups in stores and at trade shows.
Mobile apps: applications built for brand projects.
Editorial and social media: content strategy and brand content.
Augmented and virtual reality: immersive tools for communication.

Clients

Large brands. Named projects include L'Oréal, Martell, Armani Privé, Zespri and Apgar.

Key facts

Founded: 2006
Languages: French-language website

Summary written by TrustList from the business's own published information, Oct 2026.

Categories & features

Et Si ... rankings

Et Si ... is ranked on 2 TrustList rankings: #3 on 1 and #38 on 1.

Every ranking orders its listings by their reviews, how complete the profile is and the Trust Score. Et Si ... has no reviews yet and 3 of the 10 profile details we look for. Where no listing on a page has been reviewed, the order follows the profiles alone.

App development company · 2 rankings

#3of 32
Gaming
It is one of 26 here listing advertising & marketing and one of 28 here listing consumer products & services.
Its profile: “- Phygital installations: tactile and gaming set-ups in stores and at trade shows.”
Of the 32 here, 37 also cover eCommerce and 36 also cover information technology; 4 also work in London and 3 also work in Nice.
Behind DxMinds Innovation Labs Pvt Ltd.
#38of 415
Media
It is one of 5 here listing gaming and one of 18 here listing medical.
Its profile: “It designs and builds branded experiences across digital channels, social media and physical venues.”
Of the top 70 here, 24 also cover business services and 19 also cover consumer products & services; 5 also work in Dubai and 2 also work in Europe.