Integrate weclapp with SAP C4C: simple, fast, secure

Would you like to have consistent and accurate customer data in weclapp and SAP C4C at all times without any IT projects? That’s exactly what MARINI is for.

Data integration made simple

With MARINI, the integration of weclapp and SAP C4C is ready to use in just a few days and grows flexibly with your requirements.

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SAP C4C Logo – CRM Integration
  • Simple: The intelligent no code interface makes integrations immediately transparent and controllable and includes logs, monitoring, and alerts.
  • Fast: Changes are synchronized in real time between weclapp and SAP C4C. Your company benefits right away from consistent data.
  • Secure: EU based GDPR compliant hosting, ISO certified data centers, and governance mechanisms provide maximum reliability.

And the best part: we handle the integration for you. Our experts set up your weclapp SAP C4C interface on your behalf or together with your team.

Important note: The video shows the integration of HubSpot with SAP C4C. Of course, connecting to weclapp with SAP C4C and many other systems is also possible.

How do you connect your cloud ERP with your CRM without middleware drama?

weclapp is a cloud ERP for SMEs with inventory management, order management, and accounting. SAP C4C (Sales Cloud V1) is a cloud-based CRM for sales and service that remains widely used in the SAP ecosystem.

The weclapp SAP C4C integration bridges the gap between inventory management and sales. Customer data, orders, and product information flow bidirectionally without manual maintenance. Sales sees inventory levels, accounting knows opportunity status, all systems stay synchronized.

What does the weclapp SAP C4C integration deliver?

The connection between weclapp and SAP C4C automates data flow where it previously broke down: at the interface between sales and inventory management.

Synchronize customer data bidirectionally. Accounts and contacts from SAP C4C are created as customers and contacts in weclapp. Changes in the ERP flow back into the CRM. One customer view for everyone.

Convert opportunities to quotes and orders. Won opportunities in C4C automatically generate quotations or sales orders in weclapp. No media break, no lost information.

Transfer products and prices to the CRM. The product catalog from weclapp is available in the CRM. Sales works with current prices without switching to the ERP.

Make inventory levels and availability visible. Inventory data from weclapp shows sales in real-time what’s available. Realistic delivery dates instead of speculation.

Display invoice status in the CRM. Invoice status and open items from weclapp are visible in C4C. Sales can communicate proactively before the customer asks.

Link support tickets. Make service requests from weclapp visible in the CRM or vice versa. Sales and service have the complete customer history.

From Integration to Results

The use cases on this page are not theoretical, but implementing them requires experience. You can set up integration and data management yourself through MARINI’s no-code interface, or have our team configure it for you. For implementation in your systems, we work collaboratively with you and your service providers. If you don’t yet have a suitable service provider, we’re happy to recommend an appropriate partner from our network.

Andreas Gozian, Chief Sales Officer at MARINI

Why management and C-level want this integration

For: C-Level, Management, Business Development

One customer view instead of system chaos. When sales and accounting work with different customer data, it costs time, money, and trust. The weclapp SAP C4C interface ensures that all departments access the same truth.

Faster quote-to-cash processes. From opportunity to invoice, everything runs without system breaks. This accelerates revenue flow and reduces errors that occur with manual data transfer.

Scalability without overhead. Growing companies need systems that communicate with each other without having to manage additional middleware projects. MARINI connects both systems directly, without installation in weclapp or C4C.

What sales, marketing, and operations gain from it

For: Marketing, Sales, Customer Success, Operations

Sales has all the information they need. Instead of juggling between systems, sales sees directly in C4C what’s in stock, which prices apply, and whether invoices are open. This makes customer conversations more precise and professional.

Create quotes that land. Product information and price lists from weclapp are available in the CRM. Sales creates quotes with current data without asking colleagues in the ERP.

Customers buy, order is created automatically. When an opportunity is won, the sales order is created automatically in weclapp. No copy-paste, no delay, no lost order.

Customer success sees service history. Support tickets from weclapp become visible in the CRM. Sales and service have the complete customer history before they pick up the phone.

How IT and admins implement the integration

For: IT, Development, System Architects, Admins

Direct API integration, no installation required. weclapp offers a modern REST API, SAP C4C an OData REST API. MARINI connects both systems via their native interfaces. No plugins, no installations in the source systems.

Bidirectional synchronization with conflict resolution. When the same customer record is changed in both systems, you need to know which version wins. MARINI offers mapping logic, field rules, and conflict resolution that you control via a no-code interface.

Real-time synchronization via webhook. Both weclapp and C4C support webhooks. Changes are transferred immediately, not during the next batch run. This keeps both systems always up to date.

Monitoring, logs, and alerts. You see in real-time which records are synchronized, where errors occur, and what exactly happened. MARINI logs every step, sends alerts for problems, and enables replay in case of errors.

Maximum Security and Stability

Business-critical data deserves maximum reliability. At MARINI, security isn’t an add-on—it’s our lived standard. Our security architecture at a glance:

  • GDPR-compliant and legally secured (including Swiss revDPA)
  • ISO 27001-certified data centers
  • Multiple daily backups across multiple locations
  • Incident response and recovery plans
  • Continuous monitoring and personal tech support

This keeps your central data infrastructure stable, protected, and scalable at all times. Together, we’ll find the right integration and tailor it precisely to your requirements.

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Frequently asked questions about weclapp SAP C4C integration

Typically, customers and contacts from weclapp are synchronized with accounts and contacts in SAP C4C. This includes quotations, sales orders, invoices, articles, inventory, and tickets. Custom attributes in both systems can also be mapped.

No. MARINI connects weclapp and SAP C4C directly via their REST APIs. No installation in the source systems is required, no SAP Cloud Platform Integration (CPI), and no additional middleware. MARINI is the iPaaS platform that connects both systems.

It depends on the data object. For inventory management, orders, invoices, stock levels, and accounting, weclapp is leading. For lead management, opportunities, and sales activities, SAP C4C is leading. MARINI synchronizes bidirectionally and respects the respective data ownership.

Yes. Both systems support webhooks that report changes immediately to MARINI. Synchronization occurs event-based, not in batch mode. Changes in weclapp are visible in SAP C4C within seconds and vice versa.

MARINI offers configurable conflict resolution. You define which system wins in conflicts, or define field-level rules. Changes are logged, you can manually review conflicted records and replay synchronizations if needed.

Yes. weclapp supports custom attributes, SAP C4C supports custom business objects and custom fields. MARINI can synchronize these fields and objects via mapping rules. This works like standard objects but requires initial mapping.

With MARNI, we were able to successfully optimize our digital sales processes. We were particularly impressed by the flexibility and scalability of the platform, which helped us to implement our projects quickly and efficiently.

Barbara Reibl
Head of Customer Experience
IU International University of Applied Sciences

The integration of our marketing automation (Evalanche) and Salesforce via MARINI takes our data quality to a new level and provides the basis for successful account-based marketing.

Tobias Henneke
Tobias Henneke
Marketing Data Analytics & Transformation Lead
Forvis Mazars

We have been working with MARINI for a long time and are very satisfied with the collaboration. We particularly appreciate their high level of flexibility, excellent communication, and fast response to our requirements. The platform integrates seamlessly into our dynamic environment and helps us achieve our goals efficiently. MARINI is a reliable partner, and we recommend them without reservation.

Tobias-Zimmer-Jahr-Media
Tobias Zimmer
Director Digital
Jahr Media

From Data to Growth

We support you in integrating weclapp and SAP C4C. Personalized. Tailored to your goals.