multisource

Address maintenance on autopilot.

Automatically validate and update Swiss customer data – directly within your CRM.

Free data check

Why incorrect addresses slow down your business

Kostenfalle Retouren

The return trap

Every undeliverable shipment burns money. Incorrect addresses lead to massive costs for postage, materials, and manual post-processing.

CHF 50.-

Costs per address

Veraltete Daten

Outdated data

Address databases age rapidly. If you don't detect moves in time, you lose contact with your customers.

10%

Moves per year

Compliance-Risiken

Compliance risks

Poor data quality jeopardizes your legal compliance during KYC checks and violates data protection standards.

Risk

Fines & legal violations

The Solution

Validate & Update

Keep your CRM clean and up to date. Relocations, corrections, and deaths are automatically identified and updated.

Validate & Update Demo
Without Address Maintenance Service
Contact & Address
Lara Graf Bundesplatz 12, 3011 Bern
Relocation to Zurich
Outdated address
Shipment
Returned mail
Processing returned mail
Search for new address
Reshipment
Damage to brand image
Missed conversion
Opportunity costs
With multisource Validate & Update
Contact & Address
Lara Graf Bundesplatz 12, 3011 Bern
Relocation to Zurich
Address updated by multisource Validate & Update
Shipment
Delivered
Automatic address maintenance active
All contact data is automatically validated and updated

What does an outdated address really cost?

A relocation without an update causes hidden costs that quickly exceed 30 times the price of our service.

Without Update Service

Your actual costs per outdated record

With Validate & Update

Automatic address update

Return

Post office returns the letter


Research effort
15 min. staff time at CHF 50/h


Resending
Resending via Priority Mail (A-Post)


Opportunity costs
Unpaid invoice, missed donation


Processing costs
CRM update (10 min. at CHF 50/h)

CHF 1.50



CHF 12.50



CHF 1.90



CHF 20.–



CHF 8.50

Relocation notification

Receive the new address automatically


Phone number enrichment

Current number automatically included

CHF 1.25



CHF 0.00

Total per relocation

CHF 44.40

Total per relocation

CHF 1.25

Opportunity costs vary greatly depending on the industry – for donations or insurance premiums, these can quickly reach CHF 50–200+ per case.

Benefits

Greater efficiency and cost reduction

multisource Validate & Update ensures the reliability of your data and massively reduces the costs of address maintenance.

Seamless Reachability

Seamless Reachability

Ensure the continuous deliverability of your physical mailings. By automatically correcting outdated addresses and integrating move-in data in real-time, you prevent returns before they even occur.

Intelligent Data Enrichment

Intelligent Data Enrichment

Enhance your database far beyond simple address validation. We enrich your records with missing attributes such as current phone numbers, building-specific data, or deceased suppression files directly within your CRM or ERP.

Compliance & KYC Securi

Compliance & KYC Security

Support your KYC (Know Your Customer) processes with validated master data. Meet the highest data protection standards and regulatory requirements through verified individual and corporate identities.

Maximum Operational Efficiency

Maximum Operational Efficiency

Minimize manual rework and unnecessary administrative costs. Through the continuous validation of person and company data, you increase communication efficiency and sustainably reduce waste across all departments.

Why Swiss hosting makes the difference

swiss made software

Your customer data never leaves Switzerland. Processing takes place 100% in Swiss data centers, guaranteeing you full data protection compliance – a decisive advantage over global providers with cloud solutions based abroad.

Data excellence "Made in Switzerland"

Premium sources. Premium data.

Der exklusive Schweizer Umzugspool

The largest Swiss relocation data pool

We combine the multisource relocation pool with the latest notifications from Swiss Post as well as exclusive data from telco and industry networks.

Intelligente Cross-Validation

Intelligent cross-validation

By cross-referencing multiple data sources, we verify the reachability of your contacts. The multisource principle: Only data confirmed across various sources is considered validated.

Offizielle Gebäude- & Postdaten

Official building & postal data

Integrated Federal Register of Buildings and Dwellings (GWR) as well as the Swiss Post street and town directory.

Pricing

Simple. Transparent. Scalable.

No setup fees, a fixed base rate, and billing based solely on actual updates.

Integration

Integration

  • No project costs
  • No integration fees
  • Full project support

CHF 0

API Access

API Access

  • Personal Support
  • Best Practices
  • Phone numbers included

CHF 325
per month

Pay-per-Use

Umzug

Relocation

Receive new address

CHF 1.25
per relocation

Todesfall

Deceased

Deceased person

CHF 0.60
per notification

Phone Number

Phone Number

Current phone numbers of individuals and businesses from our directories are automatically provided

Free

Corrections

Corrections

Typos, formatting, matching and adding missing ZIP codes, cities, and name corrections

Free

All prices excl. VAT | Discounted conditions for non-profits

Free consultation
One-time data cleaning?

One-time data cleaning?

Upcoming Data Migration?

Would you like to clean, validate, and update your CRM database as a one-off – without permanent API integration? We will analyze your data and create a tailored quote.

Analysis & Quote

Developer

Easy-to-implement API

The Validate & Update functionality integrates seamlessly into existing workflows. Verify individual addresses on demand or clean up thousands of records via batch processing.

Update API Batch Workflow
Schritt 1: Batch erstellen
REQUEST
POST https://api.multisource.ch/v2/addressprocessing/Create
{
"orderNr" : "ORDER-2024-001" ,
"userDescription" : "Adressvalidierung Q4" ,
"processId" : 400 ,
"product" : 3
}
RESPONSE 201 CREATED
{
"batchId" : 12847 ,
"batchUniqueId" : "a7f3c2e1-4b9d-8f2e-1a3c-9d7e2f4b8c1a" ,
"status" : "Created" ,
"userDescription" : "Adressvalidierung Q4"
}
Schritt 2: Adressen hinzufügen
REQUEST
PUT https://api.multisource.ch/v2/addressprocessing/AddRecords?uid=a7f3c2e1-...
[
{
"customerId" : "CUST-001" ,
"firstname" : "Lara" ,
"name" : "Graf" ,
"street" : "Bundesplatz" ,
"streetNo" : "12" ,
"zip" : "3011" ,
"town" : "Bern"
} ,
// ... 999 weitere Adressen
]
RESPONSE 200 OK
"1000 records added successfully"
Schritt 3: Verarbeitung starten
REQUEST
POST https://api.multisource.ch/v2/addressprocessing/Start?uid=a7f3c2e1-...
RESPONSE 200 OK
"Batch processing started"
Adressen werden validiert und aktualisiert...
Schritt 4: Ergebnisse abrufen
REQUEST
GET https://api.multisource.ch/v2/addressprocessing/GetRecords?uid=a7f3c2e1-...
RESPONSE 200 OK
[
{
"customerId" : "CUST-001" ,
"firstname" : "Lara" ,
"name" : "Graf" ,
"street" : "Förrlibuckstrasse" ,
"streetNo" : "62" ,
"zip" : "8005" ,
"town" : "Zürich" ,
"egid" : "190569863" ,
"status" : "HISTORY"
} ,
// ... 999 weitere validierte Adressen
]
To the documentation

FAQ

  • Is a trial access available?

    Yes. We offer free trial access, including sample queries and documentation. Simply contact us to get started.

  • Are the data privacy compliant?

    Yes, 100% Swiss-hosted & compliance-ready.

  • Where do the data come from?

    Our data originate from reliable and up-to-date sources in Switzerland. These include:

    • The Swisscom Directories relocation database, based on information from the largest Swiss telecommunications providers, our multisource participants from various industries, and Swiss Post data.
    • Official telephone directories (local.ch, search.ch).
    • Commercial register data and business directories.
    • Supplementary consumer and household databases for even more precise data quality and segmentation.
  • How up-to-date is the relocation data?

    Our databases are synchronized daily with official sources and relocation information. This allows you to detect address changes even before the first piece of mail is returned.

  • What happens to my data?

    Your data are only processed briefly for the purpose of matching and updating. Once the process is complete, the data are permanently deleted. No permanent storage or archiving of your customer data occurs on our systems.

  • Which CRM systems are supported?

    Our API is system-independent and can be integrated into all common CRM or campaign platforms (e.g., Salesforce, Microsoft Dynamics 365, HubSpot, SAP, BSI, Abacus, etc.).

  • Do you provide support through integration partners?

    Yes. We work with CRM integrators who have already successfully implemented the multisource•api. We would be happy to recommend suitable partners to support you.

multisource•api Logo

Bring precision to your customer data.

Let’s work together to define the optimal integration strategy for your company. We will support you from the initial analysis through to the production go-live.

Free data check