# Zatsit

> Zatsit is a Lille-based, mission-driven French IT-services and software-engineering consultancy founded in 2023, focused on architecture, cloud, data, AI and eco-designed digital delivery, increasingly positioning itself around responsible AI-assisted product engineering.

Company page on Leadbay: https://mad-max.leadbay.ai/company/zatsit.fr · loaded 2026-10-29

## At a glance

- Website: https://zatsit.fr
- Team based in: Lille (Leadbay's record and 2 more)
- Incorporated: Lille, France (register)
- Registry: SIREN 979 488 822
- Founded: 2023 (zatsit.fr and 1 more)
- Founders: Ludovic Dussart, Flavien Bailleul, Emmanuel Peru
- Industry: IT Services and IT Consulting
- Employees: 20 (employees and founders, investors not counted; zatsit.fr and 1 more)
- Seen in its site's code: Google Workspace (MX smtp.google.com) (read 2026-10-30)
- Phone: 06 80 72 73 09
- Email: contact@zatsit.fr
- Address: 2 ALLEE DE LA HAYE DU TEMPLE, 59160, LILLE, fr

## What it sells, to whom

- Zatsit is a Lille-based, mission-driven French IT-services and software-engineering consultancy founded in 2023, focused on architecture, cloud, data, AI and eco-designed digital delivery, increasingly positioning itself around responsible AI-assisted product engineering. ([zatsit.fr](https://zatsit.fr/), [linkedin.com](https://linkedin.com/company/zatsit), [zatsit.fr](https://zatsit.fr/team/))

## Why it stands out

- Zatsit is described as a société à mission and was pursuing B Corp certification; this is a status/initiative rather than a confirmed award or certification. ([zatsit.fr](https://zatsit.fr/team/), [reseau-alliances.org](https://reseau-alliances.org/success-stories/3584-gouvernance-partagee-un-des-piliers-de-l-engagement-de-zatsit))
- Competes with: No specific competitors were named in the reviewed sources., Zatsit competes broadly with French IT-services/consulting firms (ESNs) providing architecture, cloud, data, AI, software development and responsible digital services. ([zatsit.fr](https://zatsit.fr/), [linkedin.com](https://linkedin.com/company/zatsit), [zatsit.fr](https://zatsit.fr/offers/))

## Products and services

- **Product engineering augmenté**: AI-assisted software/product engineering spanning specification, coding, testing, deployment and production measurement ([zatsit.fr](https://zatsit.fr/), [zatsit.fr](https://zatsit.fr/team/), [zatsit.fr](https://zatsit.fr/offers/))
- **Consulting and architecture**: architecture trajectories, platform choices and team/engineering-organization guidance ([zatsit.fr](https://zatsit.fr/), [zatsit.fr](https://zatsit.fr/team/), [zatsit.fr](https://zatsit.fr/offers/))
- Cloud, data and AI consulting and implementation ([zatsit.fr](https://zatsit.fr/), [zatsit.fr](https://zatsit.fr/team/), [zatsit.fr](https://zatsit.fr/offers/))
- Software development and technical leadership, including event-driven architectures, APIs and contract-first approaches ([zatsit.fr](https://zatsit.fr/), [zatsit.fr](https://zatsit.fr/team/), [zatsit.fr](https://zatsit.fr/offers/))
- Responsible digital / eco-design and IT-impact measurement, including open-source-oriented practices ([zatsit.fr](https://zatsit.fr/), [zatsit.fr](https://zatsit.fr/team/), [zatsit.fr](https://zatsit.fr/offers/))
- Knowledge sharing, technical contributions and training/enablement ([zatsit.fr](https://zatsit.fr/), [zatsit.fr](https://zatsit.fr/team/), [zatsit.fr](https://zatsit.fr/offers/))

## Customers and markets

- **Customers**: Kiabi (explicitly identified through Emmanuel Péru’s current client assignment), Large regional accounts in the Lille/Hauts-de-France area (company description) ([zatsit.fr](https://zatsit.fr/team/), [linkedin.com](https://www.linkedin.com/feed/update/urn:li:activity:7409903310251573248), [linkedin.com](https://linkedin.com/in/emmanuel-peru-10111274))
- **Markets**: French companies, especially organizations needing architecture, cloud, data, AI, software delivery or digital eco-design support. ([zatsit.fr](https://zatsit.fr/), [linkedin.com](https://linkedin.com/company/zatsit), [fr.linkedin.com](https://fr.linkedin.com/posts/zatsit_recrutement-scrummaster-chefdeprojet-activity-7464981485888884736-bLqA))
- **Markets**: Large-account clients and strategic missions, including e-commerce/mobile high-traffic environments, HR/workforce-management data and BI, and Google Workspace transformation. ([zatsit.fr](https://zatsit.fr/), [linkedin.com](https://linkedin.com/company/zatsit), [fr.linkedin.com](https://fr.linkedin.com/posts/zatsit_recrutement-scrummaster-chefdeprojet-activity-7464981485888884736-bLqA))

## Team

- Yves Delnatte, Entrepreneur | Asso-preneur (ASSO) Président… · [LinkedIn](https://www.linkedin.com/in/🤔✨yves-delnatte-🎙🙏🏻-58a43472)
- Ludovic Dussart, Co-founder / CTO associé · [LinkedIn](https://www.linkedin.com/in/ludovic-dussart-846a8063)
- Flavien Bailleul, Co-fondateur engagé chez zatsit // born in 356 PPM //… · [LinkedIn](https://www.linkedin.com/in/flavien-bailleul)
- Emmanuel Peru, CTO & co-founder (per his LinkedIn profile) · [LinkedIn](https://www.linkedin.com/in/emmanuel-peru-10111274)
- Marc Peltier, Créateur du kit d'imprimante 3D Zatsit chez Zatsit · [LinkedIn](https://www.linkedin.com/in/marc-peltier-485346110)
- Guillaume Gayot · [LinkedIn](https://www.linkedin.com/in/guillaume-gayot-1888aa100)
- Paul Verbeke · [LinkedIn](https://www.linkedin.com/in/verbekepaul)
- Célia Doolaeghe · [LinkedIn](https://www.linkedin.com/in/celia-doolaeghe)
- Quentin Burg · [LinkedIn](https://www.linkedin.com/in/quentin-burg/en)
- Lucas Perreau · [LinkedIn](https://www.linkedin.com/in/lucas-perreau)
- Emilien Ferrandi · [LinkedIn](https://www.linkedin.com/in/emilien-ferrandi)
- Maxime Bernié, Maxime Bernié · [LinkedIn](https://www.linkedin.com/in/maxime-bernie)

## Latest news

- 2025-09-09 · [Pourquoi Zatsit a choisi Ekip pour ses titres restaurant ?](https://blog.ekip.app/pourquoi-zatsit-a-choisi-ekip-pour-ses-titres-restaurant/) (blog.ekip.app)
- 2025-04-30 · [Zatsit : Celui qui connecte la culture aux émotions - Le Connecteur](https://leconnecteur.org/actualites/zatsit-celui-qui-connecte-la-culture-aux-emotions/) (leconnecteur.org)

## Where to find more

- [This page in Markdown, for agents](https://mad-max.leadbay.ai/company/zatsit.fr.md)

## Decision makers

- [Yves Delnatte](https://mad-max.leadbay.ai/person/yves-delnatte--zatsit.fr.md), Entrepreneur | Asso-preneur (ASSO) Président… · [LinkedIn](https://www.linkedin.com/in/🤔✨yves-delnatte-🎙🙏🏻-58a43472)
- [Ludovic Dussart](https://mad-max.leadbay.ai/person/ludovic-dussart--zatsit.fr.md), Co-founder / CTO associé · [LinkedIn](https://www.linkedin.com/in/ludovic-dussart-846a8063)
- [Flavien Bailleul](https://mad-max.leadbay.ai/person/flavien-bailleul--zatsit.fr.md), Co-fondateur engagé chez zatsit // born in 356 PPM //… · [LinkedIn](https://www.linkedin.com/in/flavien-bailleul)
- [Emmanuel Peru](https://mad-max.leadbay.ai/person/emmanuel-peru--zatsit.fr.md), CTO & co-founder (per his LinkedIn profile) · [LinkedIn](https://www.linkedin.com/in/emmanuel-peru-10111274)

Work emails and direct phones come with a Leadbay account: https://wow.leadbay.ai/?register=true

Where it comes from: 23 sites read (zatsit.fr, linkedin.com, openbase.fr, reseau-alliances.org, blog.ekip.app, fr.linkedin.com, docs.consuldemocracy.org, exa.ai, …), the French register and the BODACC.

## Best angle

2026-10-29 · Headcount: Headcount up 11% in a year (1 source)

## Best way in

- LinkedIn message to Yves Delnatte: Entrepreneur | Asso-preneur (ASSO) Président… · profile linked from the company's record
- LinkedIn message to Ludovic Dussart: Co-founder / CTO associé · profile linked from the company's record
- Call the front desk, 06 80 72 73 09: The front desk, in Leadbay's record, verified 2026-08-28
- Write to contact@zatsit.fr (generic): A shared mailbox, in Leadbay's record, verified 2026-08-17

## Signals: what happened

- 2026-10-29 · Headcount: Headcount up 11% in a year (1 source: [A company database](https://www.zatsit.fr/))
- 2026-09-04 · News: Ca y est, les vacances sont finies! (1 source: [fr.linkedin.com](https://fr.linkedin.com/posts/chtitedev_ca-y-est-les-vacances-sont-finies-pour-activity-7501527069340659712-JrK2))
- 2026-07-02 · News: 20 French Startups where exhibiting at Gitex Europe this week, feel free to contact them: (1 source: [linkedin.com](https://www.linkedin.com/posts/french-tech-berlin_20-french-startups-where-exhibiting-at-gitex-activity-7478427153924104195-cFXJ))
- 2026-06-29 · News: zatsit (1 source: [fr.linkedin.com](https://fr.linkedin.com/posts/zatsit_devlille2026-activity-7470809604659122176-OmZP))
- 2026-06-10 · News: 📢 Les maintainers de Microcks seront présents pendant les 2 jours de DevLille! (1 source: [fr.linkedin.com](https://fr.linkedin.com/posts/microcks_opensource-api-testing-activity-7470376856714788864-NK1w))
- 2026-05-29 · News: Post de zatsit (1 source: [fr.linkedin.com](https://fr.linkedin.com/posts/zatsit_formation-zatsgift-ia-activity-7456957052066811904-3DYj))
- 2026-05-26 · News: (ZAT'S Opportunités) 🚀 Forte accélération chez ZATSIT = nouveaux projets = nouveaux talents à embarquer 💙 (1 source: [fr.linkedin.com](https://fr.linkedin.com/posts/zatsit_recrutement-scrummaster-chefdeprojet-activity-7464981485888884736-bLqA))
- 2026-03-27 · Interviews: Apple Podcast：《Message à caractère informatique》〈MACI #157 (1 source: [podcasts.apple.com](https://podcasts.apple.com/us/podcast/maci-157-postgresql-redis-et-react-avec-ludovic-dussart/id1515547030?i=1000757657382&l=zh-Hant-TW))
- 2026-03-20 · News: ZAT'S cooptation Hier soir, nous avons vécu bien plus qu’une soirée cooptation. (1 source: [fr.linkedin.com](https://fr.linkedin.com/posts/zatsit_recrutement-techforgood-greenit-activity-7440751663264497664-LcJi))
- 2025-12-16 · News: 🎁 Jour 16 eBPF: La révolution invisible (et sobre) de votre infrastructure (1 source: [fr.linkedin.com](https://fr.linkedin.com/posts/zatsit_paysage-des-applications-ebpf-activity-7406619156747530240-yfGJ))
- 2025-10-29 · News: Zatsit (1 source: [fr.linkedin.com](https://fr.linkedin.com/posts/emmanuel-peru-10111274_zatsit-tech-activity-7353397190821564416-r-YN))
- 2025-09-09 · News: Pourquoi Zatsit a choisi Ekip pour ses titres restaurant ? (1 source: [blog.ekip.app](https://blog.ekip.app/pourquoi-zatsit-a-choisi-ekip-pour-ses-titres-restaurant/))

## Solvency

From the national register (INSEE, INPI) and the BODACC, read 2026-10-30. SIREN 979488822.

- Status: active, registered 2023-09-08 · SAS
- Procédures collectives: none in the BODACC (no sauvegarde, redressement or liquidation judiciaire)
- Accounts filed (comptes déposés): 2024-12-31
- Legal officers: EXEAT, Président de SAS
- Grade (Jev): D, high risk
- Risk of failure within 12 months (Jev, read 2026-10-25): 19%
- Risk of paying 90 days late within 12 months (Jev): 25%
- Pays its invoices (Jev): Within 30 days
- Cash on hand (Jev): 3 to 12 months of spending
- Debt (Jev): No financial debt
- What Jev read: Active, created 2023-09-08; No procédure collective in the BODACC; Accounts filed for the year closed 2024-12-31 (comptes déposés)

## Working on now

- AI-enabled software delivery and team augmentation: zatsit says it installs an AI working method at client organizations, beginning with a pilot team and scaling if results support it.
- Core consulting remains architecture, cloud, data, AI and eco-design for companies, with a Lille-based collective.
- Responsible and measurable digital work: open-source tools and talks cover API eco-design, green IT, Cloud Carbon Footprint, AI-assisted development and contract-first/API practices.
- Growth around strategic missions for large-account clients; the May 2026 recruitment post says several client projects were accelerating.
- Recent people activity includes Ahmed joining as Tech Lead / Full-Stack Developer in July 2026, according to the company LinkedIn listing.

From: [zatsit – La tech au service de l'impact des entreprises.](https://zatsit.fr/), [Carrière | zatsit](https://zatsit.fr/careers/), [Nos offres | zatsit](https://zatsit.fr/offers/), [Ce que nous partageons | zatsit](https://zatsit.fr/contributions/), [zatsit](https://linkedin.com/company/zatsit), [(ZAT'S Opportunités) 🚀 Forte accélération chez ZATSIT = nouveaux projets = nouveaux talents à embarquer 💙](https://fr.linkedin.com/posts/zatsit_recrutement-scrummaster-chefdeprojet-activity-7464981485888884736-bLqA)

## Summary

Zatsit is a Lille-based technology consulting company and ESN (Entreprise de Services du Numérique) founded in 2023 by Flavien Bailleul, Yves Delnatte, and Ludovic Dussart. Operating as a mission-driven company, it provides technical expertise in architecture, cloud, data, and AI, while emphasizing eco-design and digital responsibility. The firm serves corporate clients in sectors such as telecommunications, robotics, and transport. Zatsit distinguishes itself through a collective, transparent governance model where employees participate in decision-making. The company is currently working toward B Corp certification and reports a focus on sustainable IT practices.

[1]: https://zatsit.fr/ "zatsit, livrer avec l'IA sans perdre la main"
[2]: https://linkedin.com/company/zatsit "zatsit"
[3]: https://zatsit.fr/team/ "Notre collectif | zatsit"
[4]: https://reseau-alliances.org/success-stories/3584-gouvernance-partagee-un-des-piliers-de-l-engagement-de-zatsit "Gouvernance partagée : un des piliers de l’engagement de Zatsit - Réseau Alliances"
[5]: https://blog.ekip.app/pourquoi-zatsit-a-choisi-ekip-pour-ses-titres-restaurant/ "Pourquoi Zatsit a choisi Ekip pour ses titres restaurant ?"
[6]: https://www.linkedin.com/feed/update/urn:li:activity:7409903310251573248 "🎁 Jour 25: Le bilan de l’année 2025 chez zatsit | zatsit"
[7]: https://fr.linkedin.com/posts/katia-tudisco-dahmani-841bb260_tocat%C3%A9-gouvernance-collective-activity-7430113910491492353-kIo7 "🎙️ Tocaté – Saison 3, c’est parti! | Katia Tudisco - Dahmani"
[8]: https://docs.consuldemocracy.org/use_cases/france/zatsit-company "Zatsit (company) | Use Cases"

## Sources

- [Zatsit's website](https://zatsit.fr)
- [Company record, via Exa](https://www.zatsit.fr/)
- [Carrière | zatsit](https://zatsit.fr/careers/)
- [Nos offres | zatsit](https://zatsit.fr/offers/)
- [Ce que nous partageons | zatsit](https://zatsit.fr/contributions/)
- [(ZAT'S Opportunités) 🚀 Forte accélération chez ZATSIT = nouveaux projets = nouveaux talents à embarquer 💙](https://fr.linkedin.com/posts/zatsit_recrutement-scrummaster-chefdeprojet-activity-7464981485888884736-bLqA)
- [Emmanuel PERU](https://linkedin.com/in/emmanuel-peru-10111274)