CRM system for B2B companies — architecture, modules and integrations

A CRM system is much more than contact management. It includes a unified customer database, workflows, automations, ERP + e-Invoice integration, mobile SFA and BI. A technical guide to enterprise CRM architecture and how Azuvio compares with SAP CRM, Dynamics 365 Sales and Salesforce.

Essential components

Unified deduplicated customer database with full history; no-code workflow and automation engine; granular roles and permissions with audit trail and optional MFA; native ERP / e-Invoice / EDI integration; BI and executive dashboards with Power BI/Tableau export; enterprise security (Azure EU hosting, AES-256, ISO 27001, GDPR).

Best CRM systems in 2026

Enterprise: Salesforce, SAP CRM, Dynamics 365 Sales. Mid-market B2B Romania: Azuvio, HubSpot Enterprise, Zoho CRM Plus. SMB: Pipedrive, MiniCRM, Freshsales.

Cost & selection criteria

Enterprise: €30–300/user/month + €25,000–500,000 implementation. Azuvio: €15–50/user/month + implementation from €8,500. Key selection criteria: sales team size, existing ERP, mobile SFA needs, 3-year total cost, Romanian tax requirements, Romanian-language support.