
Lemlist

CSG International
Transfer contacts, companies, and more from Lemlist to CSG International. 2 of 17 data objects fully compatible. 48-hour delivery with 100% accuracy guarantee.
Get a custom quote for your Lemlist to CSG International migration based on your specific requirements.
Total contacts, companies, deals, and activities to migrate
Complex data structures and custom configurations
Relationships, attachments, and historical data depth
Standard or expedited migration scheduling
15-minute call • No commitment • Get instant estimate
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If any data is incorrectly migrated, we'll fix it for free, no questions asked. Your data integrity is our top priority.
A quick look at both platforms to help you understand your migration path

Multichannel sales outreach and prospecting platform
Lemlist is a B2B sales engagement platform that enables personalized outreach across email, LinkedIn, WhatsApp, and phone from a single sequence. It offers a 450M+ lead database, email deliverability tools, and AI-powered personalization to help sales teams automate prospecting without losing the human touch.
450M+ lead database with verified emails and phone numbers

Customer experience and billing solutions
CSG International provides enterprise business support systems (BSS) software and services for customer experience, billing, revenue management, and payments. Serving telecommunications, retail, financial services, and healthcare, CSG enables organizations to monetize services and deliver exceptional customer experiences.
Advanced convergent billing platform

"Customer experience and billing solutions"
CSG International provides enterprise business support systems (BSS) software and services for customer experience, billing, revenue management, and payments. Serving telecommunications, retail, financial services, and healthcare, CSG enables organizations to monetize services and deliver exceptional customer experiences.
Ideal for: Large enterprises requiring sophisticated billing, revenue management, and customer experience solutions.
Advanced convergent billing platform
Real-time charging and revenue management
Customer data and journey management
TM Forum Open API certification
Learn more at
csgi.com
See exactly which data objects transfer from Lemlist to CSG International


Expert-handled migration: Our specialists manage all data mapping and transformations to ensure accurate transfer.
Common questions about migrating from Lemlist to CSG International.
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Need to go the other way? We support bidirectional migrations.
CSG International → LemlistJoin hundreds of revenue teams using Switcher to streamline their CRM migrations.
Prefer email? talk@ambrstack.com