CRM migration
Field-level mapping, validation, and rollback between Teamleader and Twenty CRM. We move data and schema; workflows are rebuilt natively in Twenty CRM.
Teamleader
Source
Twenty CRM
Destination
Compatibility
10 of 12
objects map 1:1 between Teamleader and Twenty CRM.
Complexity
BStandard
Timeline
3-5 weeks
Overview
Moving from Teamleader to Twenty CRM is a consolidation and modernization migration. Teamleader bundles CRM, project management, and invoicing under one European-focused subscription; Twenty CRM is an open-source platform that separates CRM from project and invoice management, giving teams a cleaner data model with full infrastructure ownership. We map Teamleader's Contacts and Companies directly to Twenty's Person and Company records, resolve Teamleader Deals to Twenty Opportunities, and preserve activity history (Tasks, Meetings, Notes) by linking them to the correct Person, Company, or Opportunity. Teamleader's custom fields are scoped per context (contact, company, deal, project, invoice, ticket) and require individual enumeration before mapping. Invoices, Quotations, and Subscriptions transfer as structured records but without the QR-code payment state and automatic reminder triggers tied to Teamleader's payment processor. Workflows, automation rules, and project milestone scheduling do not migrate; we deliver a written inventory of these for the customer's admin to rebuild in Twenty's settings.
Every standard and custom field arrives verified.
AI proposes the map; you confirm before any record moves.
Parent–child, lookups, and ownership stay linked.
Calls, emails, meetings — with original timestamps.
Documents, uploads, and inline notes move with the record.
Why teams make this switch
Leaving
What's pushing teams away
Choosing
What's pulling them in
Object mapping
Each row shows how a Teamleader object lands in Twenty CRM, including any object-level transformations, lookup resolution, or schema-design dependencies.
Typical mapping — final map is confirmed during the sample migration step.
Teamleader
Contact
Twenty CRM
Person
1:1Teamleader Contacts map to Twenty Persons. We use the Teamleader contact.email as the dedupe key during import. The Teamleader contact salutation, first name, last name, phone, mobile, website, language, and tags migrate to their Twenty Person equivalents. Custom fields on the Teamleader 'contact' context enumerate via customFieldDefinitions.list during scoping and map to Twenty custom fields on Person.
Teamleader
Company
Twenty CRM
Company
1:1Teamleader Companies map directly to Twenty Companies. Company name, VAT number, business identification number, phone, website, address, city, zip, and country migrate. Custom fields on the Teamleader 'company' context enumerate separately from the 'contact' context and map to Twenty Company custom fields. Person-to-Company linkage migrates as a Twenty Relation record.
Teamleader
Deal
Twenty CRM
Opportunity
1:1Teamleader Deals map to Twenty Opportunities. The deal title becomes the Opportunity name, monetary amount migrates directly, expected close date maps to the Opportunity close date, and deal stage maps to a Twenty Opportunity status value. We configure the status values to match the Teamleader Pipeline stages before migration so that the stage mapping is a direct value lookup rather than a transform. Owner resolves by email match to a Twenty workspace User.
Teamleader
Pipeline
Twenty CRM
Opportunity Status (configuration)
lossyTeamleader Pipelines (1 on SMART, 2 on GROW, unlimited on FLOW) map to Twenty Opportunity status values within a single Twenty workspace. Each Pipeline's Stages become distinct status strings. If the customer uses multiple Pipelines to separate lines of business, we create a custom Opportunity field pipeline_name__c in Twenty to preserve that segmentation alongside the status field.
Teamleader
Project
Twenty CRM
Custom Object or Note (contextual)
1:manyTeamleader Projects have no direct Twenty CRM equivalent because Twenty lacks a native project management module. Small projects with milestone summaries migrate as a custom Project object that we pre-create in Twenty's schema. Alternatively, Project summary and key dates migrate as a Note attached to the primary Opportunity or Company, with the customer choosing the strategy during scoping. Work breakdown structure and sub-task hierarchy are documented in the migration inventory for rebuild in a dedicated project tool (Notion, Asana, Jira).
Teamleader
Milestone
Twenty CRM
Task (child of Project custom object)
1:1Teamleader Milestones are child records of Projects with due dates, budgets, and custom fields. When Projects migrate as Twenty custom objects, Milestones migrate as child Task records under the Project custom object. When Projects migrate as Notes, Milestones are appended to the Note body as structured text entries. We resolve the Project reference during import by matching on Project title and Company linkage.
Teamleader
Invoice
Twenty CRM
Custom Object (Invoice)
1:1Teamleader Invoices map to a pre-created Invoice custom object in Twenty. Invoice header fields (invoice number, date, due date, total amount, tax amount) migrate directly. Line items migrate as child records or as a JSON blob in a long-text custom field depending on the customer's reporting needs. QR-code payment state, automatic reminder triggers, and overdue flags do not transfer because they are tied to Teamleader's payment processing system; we document this gap in the migration inventory for the customer's admin to address post-migration.
Teamleader
Quotation
Twenty CRM
Custom Object (Quotation)
1:1Teamleader Quotations map to a pre-created Quotation custom object in Twenty. The quotation title, total amount, status, expiry date, and margin (on GROW/FLOW) migrate. Line items migrate as a structured text block or child records. Linkage to the originating Deal or Contact migrates as a Twenty Relation or Opportunity lookup depending on the customer's scoping choice.
Teamleader
Subscription
Twenty CRM
Custom Object (Subscription)
1:1Teamleader Subscriptions (recurring billing relationships) map to a pre-created Subscription custom object in Twenty. The subscription periodicity, pricing, status, and linked Contact or Company migrate. Custom fields on the Teamleader 'subscription' context enumerate and map during scoping.
Teamleader
Product
Twenty CRM
Standard Object (if available) or Custom Object
1:1Teamleader Products (catalog items used in Quotations, Invoices, and Subscription line items) map to Twenty's product capability if available, or to a pre-created Product custom object. Product name, SKU, unit price, description, and custom fields on the 'product' context migrate.
Teamleader
Ticket
Twenty CRM
Custom Object (Ticket) or Opportunity Activity
1:1Teamleader Tickets (support requests with status workflow, assignee, and linked Company or Contact) map to a pre-created Ticket custom object in Twenty. Ticket status, priority, subject, description, assignee, and linked Contact or Company migrate. Custom fields on the Teamleader 'ticket' context enumerate separately. If the customer uses Tickets primarily for pre-sale qualification tracking rather than support, we discuss whether to map them to Opportunities or a custom Qualification custom object.
Teamleader
Activity: Task, Meeting, Phone call
Twenty CRM
Task, Event
1:1Teamleader Activities (Tasks, Meetings, Phone calls) map to Twenty Task and Event records. Each activity type migrates with owner, due date or event start/end, linked Contact or Deal, and body text. We resolve the linked Contact or Deal reference by querying Twenty for the matching Person or Opportunity by name or email before inserting the activity record. Phone call disposition and duration migrate to custom Task fields.
| Teamleader | Twenty CRM | Compatibility | |
|---|---|---|---|
| Contact | Person1:1 | Fully supported | |
| Company | Company1:1 | Fully supported | |
| Deal | Opportunity1:1 | Fully supported | |
| Pipeline | Opportunity Status (configuration)lossy | Fully supported | |
| Project | Custom Object or Note (contextual)1:many | Fully supported | |
| Milestone | Task (child of Project custom object)1:1 | Fully supported | |
| Invoice | Custom Object (Invoice)1:1 | Fully supported | |
| Quotation | Custom Object (Quotation)1:1 | Fully supported | |
| Subscription | Custom Object (Subscription)1:1 | Fully supported | |
| Product | Standard Object (if available) or Custom Object1:1 | Fully supported | |
| Ticket | Custom Object (Ticket) or Opportunity Activity1:1 | Fully supported | |
| Activity: Task, Meeting, Phone call | Task, Event1:1 | Fully supported |
Gotchas + challenges
Platform-specific issues from each side, plus the pair-specific challenges that don't show up on either platform's page on its own.
Teamleader gotchas
Pipeline and invoice limits are tier-gated
Sliding-window rate limit of 200 requests per minute
Invoice and subscription state resets on import
Custom fields require per-context enumeration
Twenty CRM gotchas
Import order is enforced and critical
Export limited to 20,000 records and visible columns only
Soft-deleted records count toward uniqueness and trigger restores
API rate limits cap at 200 req/min on Organization tier
No native email sequences — follow-up cadences require external tools
Pair-specific challenges
Migration approach
Discovery and scoping audit
We audit the Teamleader account across all plans (SMART/GROW/FLOW) to capture the full object inventory: Contact count, Company count, Deal count by Pipeline, Project and Milestone count, Invoice and Quotation count, Subscription count, Product count, Ticket count, and activity volume by type (Tasks, Meetings, Phone calls, Time Entries). We enumerate custom fields per context using customFieldDefinitions.list for each of the nine contexts. We identify tier-gated limits that may affect migration scope (Pipeline count, contact caps, invoice automation features). The discovery output is a written migration scope document with record counts, custom field inventory, and a Twenty schema design recommendation.
Twenty schema design and pre-creation
We design the destination Twenty CRM workspace schema based on the scoping audit. For Teamleader objects with no direct Twenty equivalent (Project, Invoice, Quotation, Subscription, Ticket), we pre-create custom objects via Twenty's API with all required custom fields matching the Teamleader custom field types and option sets. We configure Opportunity status values to match Teamleader Pipeline stages. We define Relation types to match Teamleader's Person-to-Company and Person-to-Deal linkages. Schema is validated in a staging Twenty workspace before production migration begins.
Sandbox migration and reconciliation
We run a full migration into a staging Twenty workspace using production-like data volume. The customer's Teamleader admin reconciles record counts (Persons in, Companies in, Opportunities in, custom object records in), spot-checks 25-50 random records against the Teamleader source, and validates activity linkage integrity. Custom field mapping is verified against the enumerated Teamleader contexts. Any schema corrections, mapping adjustments, or custom object additions happen here.
Parent-record sequencing and bulk export
We extract Teamleader data in dependency order: Contacts and Companies first (independent records), then Deals with resolved Contact and Company IDs, then Projects with resolved Milestones, then Invoices and Quotations with resolved Contact/Company/Deal linkage, then Activities (Tasks, Meetings, Phone calls) with resolved Contact and Deal references. We implement rate-limit handling with exponential backoff and batch chunking for each Teamleader API export call to stay within the 200 req/min sliding window.
Production migration in record-dependency order
We run production migration in sequence: Persons (from Teamleader Contacts), Companies (from Teamleader Companies with Relation to Person), Opportunities (with Person and Company lookups resolved, Pipeline stage mapped to Twenty status), custom object records (Project, Invoice, Quotation, Subscription, Ticket) with their respective lookups resolved, then Activities (Tasks, Events) with Contact and Opportunity lookups resolved via the staging query step. Each phase emits a row-count reconciliation report before the next phase begins.
Cutover, validation, and automation handoff
We freeze Teamleader writes during cutover, run a final delta migration of any records modified during the migration window, then set Twenty CRM as the system of record. We validate record counts, spot-check activity timelines for linked Contacts and Opportunities, and confirm custom object records are visible in Twenty's UI. We deliver the Project and Milestone migration inventory, the Invoice and Quotation gap document (payment reminders and QR codes), and the automation rule inventory to the customer's admin. We support a one-week hypercare window for reconciliation issues. We do not rebuild Teamleader automation rules, project milestone scheduling, or invoice reminders in Twenty; those are separate engagements or internal admin tasks.
Platform deep dives
Teamleader
Source
Strengths
Weaknesses
Twenty CRM
Destination
Strengths
Weaknesses
Complexity grading
Standard CRM migration. 2 of 8 objects need a mapping; the rest are 1:1.
Overall complexity
Standard migration
Derived from compatibility, mapping clarity, API constraints, and data volume across Teamleader and Twenty CRM.
Object compatibility
2 of 8 objects need a mapping; the rest are 1:1.
Field mapping clarity
Field mapping is derived from defaults — final spec confirmed during the sample migration.
Timeline complexity
8-object category — typical timelines run 2–7 days end-to-end.
API constraints
Teamleader: 200 requests per sliding minute per integration/client ID, with x-ratelimit-limit, x-ratelimit-reset, and x-ratelimit-remaining response headers.
Data volume sensitivity
Teamleader doesn't expose a bulk API — REST + parallelization used for high-volume runs.
Estimator
Rule-based pricing — no per-record fees, no manual quotes. Migrations over 2M records are scoped individually.
Step 1
Pick a category, then your source and destination platforms.
Category
FAQ
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