Data Sources

The multisource•api uses a wide range of qualified and curated data sources.

Directory Data

All official directory data for private and business customers in Switzerland.

Content Highlights

  • Addresses

  • Contact Information (Phone, Email, URL)

  • Professions and Industries

  • Geo-coordinates

Quantity and Quality of the Data Foundation

More than 2 million entries

  • >1.5 million private individuals (~1/3 of households)

  • >0.5 million companies (~90%)

Data Source ID: etc and etb

Relocation Notifications

All available address updates and death notifications from Switzerland.

Content Highlights

  • Address Updates

  • Death Notifications

  • Date of initial notification

  • Quality rating

  • Phone number enrichment

Quantity and Quality of the Data Foundation

More than 11 million updates

  • Daily updates

  • Optionally with additional relocation updates from Swiss Post

Data Source ID: msc and poc

Building Data

Complete information on all buildings, streets, and municipalities in Switzerland.

Content Highlights

  • Over 100 characteristics at the building level

  • Private use: >1.0 million

  • Mixed use: >0.5 million

  • Commercial use: ~0.1 million

  • Other use: >1.5 million

Quantity and Quality of the Data Foundation

More than 3 million buildings

  • 100% market coverage

  • Systematic data collection

Data Source ID: kbg

Consumer Data

The most comprehensive consumer database in Switzerland.

Content Highlights

  • Over 50 characteristics at the individual and household level

  • All relevant sociodemographic and psychographic characteristics

  • Continuous cleansing of relocation and death data

Quantity and Quality of the Data Foundation

More than 6.2 million individuals

  • >3.6 million households

  • FADP-compliant

  • Data stored 100% in Switzerland

Data Source ID: kbc

Business Data

The most comprehensive business database in Switzerland.

Content Highlights

  • Over 50 characteristics at the company level

  • All relevant supplementary information (e.g., industry, number of employees, revenue classes)

  • Information on VAT obligations

Quantity and Quality of the Data Foundation

More than 1.3 million companies/organizations

  • >1.6 million contacts

  • 95% market coverage

  • Sources: UID, SHAB, and others

Data Source ID: kbb

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