# Best SaaS & B2B AI Agencies for Public Sector

> 11 agencies. Top-ranked: Preste, ontolux, DataNorth AI.

Canonical page: https://www.aiagencies.eu/industries/saas/for/government
Generated: 2026-10-21 · Curated by Gabor Kiss · No paid placements — inclusion, score, and rank are never sold.

## Ranked roster
1. **Preste** — Paris, France · €45-85/hr (directory-listed) · team 10-49 · founded 2019 · services: AI Development, Generative AI, AI Consulting · 12 documented client engagements with source URLs · reviewed 2026-09-24 · https://www.aiagencies.eu/agency/preste
2. **ontolux** — Berlin, Germany · rate not published · team 10-49 · services: AI Development, AI Consulting, Generative AI · 11 documented client engagements with source URLs · reviewed 2026-09-24 · https://www.aiagencies.eu/agency/ontolux
3. **DataNorth AI** — Groningen, Netherlands · €150/hr · team 10-49 · founded 2022 · services: AI Consulting, AI Development, AI Automation, Generative AI · 9 documented client engagements with source URLs · reviewed 2026-08-05 · https://www.aiagencies.eu/agency/datanorth
4. **Fast Data Science** — London, United Kingdom · €175-260/hr (directory-listed) · team 2-9 · founded 2018 · services: AI Development, AI Consulting · 8 documented client engagements with source URLs · reviewed 2026-09-07 · https://www.aiagencies.eu/agency/fast-data-science
5. **Transparity** — London, United Kingdom · €85-130/hr (directory-listed) · team 250+ · founded 2015 · services: AI Consulting, AI Development, AI Automation, AI Agents · 8 documented client engagements with source URLs · reviewed 2026-09-23 · https://www.aiagencies.eu/agency/transparity
6. **Hybrid Heroes** — Berlin, Germany · €85-130/hr (directory-listed) · team 10-49 · founded 2015 · services: AI Consulting, AI Development, Generative AI, AI Agents · 7 documented client engagements with source URLs · reviewed 2026-08-05 · https://www.aiagencies.eu/agency/hybrid-heroes
7. **Kainos** — Belfast, United Kingdom · rate not published · team 1000+ · founded 1986 · services: AI Development, Generative AI, AI Consulting · 6 documented client engagements with source URLs · reviewed 2026-09-08 · https://www.aiagencies.eu/agency/kainos
8. **App4You** — Gdańsk, Poland · €45-85/hr (directory-listed) · team 2-9 · founded 2021 · services: AI Agents, AI Automation, AI Development, AI Consulting · 5 documented client engagements with source URLs · reviewed 2026-09-09 · https://www.aiagencies.eu/agency/app4you
9. **Nebuli** — London, United Kingdom · rate not published · team 2-9 · founded 2019 · services: Generative AI, AI Development, AI Consulting · 5 documented client engagements with source URLs · reviewed 2026-09-07 · https://www.aiagencies.eu/agency/nebuli
10. **Civitta** — Vilnius, Lithuania · €45-85/hr (directory-listed) · team 250+ · founded 2013 · services: AI Consulting, AI Development, AI Automation, AI Agents · 4 documented client engagements with source URLs · reviewed 2026-09-08 · https://www.aiagencies.eu/agency/civitta
11. **Babelscape** — Rome, Italy · rate not published · team 10-49 · founded 2016 · services: AI Development, Generative AI, AI Consulting · 3 documented client engagements with source URLs · reviewed 2026-09-03 · https://www.aiagencies.eu/agency/babelscape


## About this market
Software products bought by public institutions carry a constraint ordinary SaaS does not: the buyer usually needs to know where the model runs and what happens to the data. The work documented here reflects that. Babelscape's TraDeInterpret is a SaaS multilingual analyzer built for EUIPO, the EU's intellectual property office, working across 23 official languages on the firm's own knowledge graph. Hybrid Heroes builds consumer-grade software for institutions—the rbb24 app for the Berlin-Brandenburg public broadcaster, rated 4.6 across more than 10,000 reviews, and an e-mental-health platform with Freie Universität Berlin and the Swiss Red Cross. DataNorth AI works the Dutch public sector through both delivery and enablement, mapping 55 actionable use cases across Omrin's waste-management operations and running AI skills programs for Divosa, the association of municipal social-services directors.

Two things make this a distinct purchase. Public bodies buy capability as much as software, so an engagement that leaves nobody internally able to run the thing has failed on a criterion the contract may never have named. And procurement timelines outlast model generations, so ask what happens when the underlying model is deprecated mid-contract and who pays for the migration. Several firms here publish rates, and the spread between them is wide enough that the published figures are worth using as the opening benchmark rather than the answer.

## Questions buyers ask

### How many AI agencies work with public-sector on saas & b2b?
11 agencies in our directory combine verified public-sector client evidence with documented SaaS & B2B work. The current top-ranked are Preste, ontolux, DataNorth AI — ordered by depth of documented client evidence, then our editorial scoring (portfolio quality, credibility, completeness); placement is never paid.

### How much does an AI agency cost for saas & b2b?
Published rates across this page's agencies run €45–260 per hour (median ~€86). Project totals depend on scope — the rate index at /rates breaks the computed bands down by region, country and team size.

### How is public-sector experience verified on this page?
Each listed agency has at least two documented, named public-sector clients — published case studies or engagement descriptions our research actually read, with source URLs stored per client. Logo walls without published evidence carry no weight, which is what separates this list from self-declared directories.

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Source: AIAgencies.eu — the curated register of European AI agencies. Rate provenance: "agency-confirmed" = disclosed via submission or claimed profile; "directory-listed" = Clutch or two agreeing B2B directories (lone unverified sources are never written). Full method: https://www.aiagencies.eu/methodology · Rate index: https://www.aiagencies.eu/rates