Search Wer Liefert Was (WLW), Germany's leading B2B supplier directory, and find manufacturers, distributors, and service providers programmatically. No official WLW API exists — Scrappa provides structured access to supplier search data.
Structured data for real applications. Here are some ideas.
Search for manufacturers, distributors, and service providers across Germany and Europe. Build procurement tools that help buyers find and compare suppliers programmatically.
Mine WLW's supplier directory for sales leads. Identify potential customers by industry, product category, and location for targeted B2B outreach campaigns.
Map supplier landscapes across product categories. Build supply chain analytics tools that identify alternative suppliers, assess market concentration, and monitor industry dynamics.
Analyze the German B2B market by searching supplier directories. Track industry players, product categories, and regional business concentrations for market intelligence.
Everything you need in one API.
One API call. Structured JSON response.
curl -X GET "https://scrappa.co/api/wlw/search?query=CNC+Frasteile&location=Bayern" \
-H "Accept: application/json" \
-H "X-API-KEY: YOUR_API_KEY"{
"success": true,
"results": [
{
"company": "Precision Parts GmbH",
"description": "Hersteller von CNC-Frasteilen und Drehteilen fur die Automobil- und Luftfahrtindustrie",
"location": "Augsburg, Bayern",
"categories": ["CNC-Frasteile", "Drehteile", "Metallbearbeitung"],
"employees": "50-200",
"url": "https://www.wlw.de/de/firma/..."
}
]
}See how Scrappa compares to the official API.
| Feature | Scrappa | WLW (no public API) |
|---|---|---|
| API available | No public API | |
| Programmatic search | Manual only | |
| Structured data | JSON | Not available |
| Bulk supplier search | ||
| CRM integration | Yes (REST API) | Manual entry |
| Company details | Structured JSON | Manual browsing |
| Free tier | 500 credits/month | Free (manual) |
| Automation ready |
Wer Liefert Was (WLW) does not offer a public API. Scrappa provides a REST endpoint that lets you search WLW's supplier directory programmatically, returning structured JSON data that you can integrate into procurement tools, CRM systems, and analytics platforms.
Yes. Run thousands of searches across product categories and locations to build comprehensive supplier databases. Use the data for procurement automation, lead generation, and supply chain intelligence.
Just a Scrappa API key passed as an X-API-KEY header. No WLW account, no premium subscription, no partner agreement. Sign up for free, get your key, and start searching suppliers immediately.
You can search by product, service, or company name with location filtering. Each result includes the company name, description, location, product categories, employee range, and a link to their WLW profile. All data is returned as structured JSON.
Yes. Every Scrappa account gets 500 free credits per month with no credit card required. Test the WLW supplier search and build your integration before committing to paid usage.
Scrappa charges $0.20 per 1,000 requests with no daily caps. The free tier includes 500 credits per month to get started with B2B supplier search.