D ONE

D ONE is a Zurich-based data and AI consultancy that covers data and AI strategy, data platforms and engineering, analytics, AI solutions, governance and managed services, mainly on Microsoft Azure and Databricks. On RankedAgencies it appears in 2 rankings: #21 in AI consulting firms and #24 in data engineering consultancies.

D ONE at a glance

Founded: 2005
Headquarters: Zurich, Switzerland
Offices: Zurich, Switzerland, Athens, Greece and Munich, Germany
Services: Data and AI strategy, Data platforms and engineering, Analytics, AI solutions, Data and AI governance and Managed services
Industries: Retail, Banking, Insurance, Healthcare and Pharma
Partner tiers: Microsoft Solutions Partner (Data & AI (Azure)), Microsoft specializations: AI and Machine Learning in Microsoft Azure; Analytics on Microsoft Azure and Snowflake Select Services Partner

Last checked 21 Oct 2026. Each fact below links to the page it was checked on.

D ONE in RankedAgencies rankings

#21AI consulting firms21 of 25 · score 27 · Microsoft AI and ML specialization; Data & AI designation · checked 20 Oct 2026
#24Data engineering consultancies24 of 25 · score 12 · Snowflake Select Services Partner · checked 20 Oct 2026

D ONE partner tiers

Partner tier
Microsoft Solutions Partner (Data & AI (Azure))
Vendor directoryhttps://appsource.microsoft.com/en-us/marketplace/partner-dir/b6024987-88e6-4e43-b5b6-676c81d30279/overview
Checked 21 Oct 2026
Partner tier
Microsoft specializations: AI and Machine Learning in Microsoft Azure; Analytics on Microsoft Azure
Vendor directoryhttps://appsource.microsoft.com/en-us/marketplace/partner-dir/b6024987-88e6-4e43-b5b6-676c81d30279/overview
Checked 21 Oct 2026
Partner tier
Snowflake Select Services Partner
Vendor directoryhttps://www.snowflake.com/en/why-snowflake/partners/all-partners/d-one/
Checked 21 Oct 2026

About D ONE

Headquarters
Zurich, Switzerland
Agency's own sitehttps://d-one.ai/
Checked 21 Oct 2026
Offices
Zurich, Switzerland · Athens, Greece · Munich, Germany
Agency's own sitehttps://d-one.ai/
Checked 21 Oct 2026
Services
Data and AI strategy · Data platforms and engineering · Analytics · AI solutions · Data and AI governance · Managed services
Agency's own sitehttps://d-one.ai/services
Checked 21 Oct 2026

Questions about D ONE

What is D ONE?

Where is D ONE based?

D ONE is headquartered in Zurich, Switzerland and has offices in Athens, Greece and Munich, Germany.

Which RankedAgencies rankings is D ONE in?

D ONE appears in 2 rankings: #21 in AI consulting firms and #24 in data engineering consultancies.

What partner tiers does D ONE hold?

D ONE holds Microsoft Solutions Partner (Data & AI (Azure)), Microsoft specializations: AI and Machine Learning in Microsoft Azure; Analytics on Microsoft Azure and Snowflake Select Services Partner.

What services does D ONE offer?

D ONE offers Data and AI strategy, Data platforms and engineering, Analytics, AI solutions, Data and AI governance and Managed services.

Visit D ONE

Ask an AI about this page: ChatGPT · Perplexity · Claude · Gemini

Every fact on this page links to the page it was checked on. Submit a correction · How scores work