CRM migration

Migrate from Simpleview CRM to Twenty CRM

Field-level mapping, validation, and rollback between Simpleview CRM and Twenty CRM. We move data and schema; workflows are rebuilt natively in Twenty CRM.

Simpleview CRM logo

Simpleview CRM

Source

Twenty CRM

Destination

Twenty CRM logo

Compatibility

70%

7 of 10

objects map 1:1 between Simpleview CRM and Twenty CRM.

Complexity

BStandard

Timeline

3-5 weeks

Rollback included Accuracy guarantee Field-level validation

Overview

What this migration involves

Moving from Simpleview CRM to Twenty CRM is a transition from a vertical DMO platform to a horizontal open-source CRM. Simpleview structures data around Member Accounts, Listings, Coupons, Events, and DMO-specific pipelines for conventions, sports, and group business; Twenty uses a standard Company-Person-Opportunity model that must be extended with custom fields and custom objects to hold DMO-specific attributes. The biggest structural difference is that Simpleview's Custom_Account and Custom_Account_MS fields have no standardized schema across clients, so we extract every custom field definition during the audit phase and resolve each one individually against the destination before import begins. Amenity vocabularies on Listings are client-defined multi-select arrays that require deduplication and mapping to Twenty tags or picklists. The Simpleview Extranet partner portal, Cvent integration, and Momentus Elite sync have no equivalent in Twenty and must be rebuilt or replaced. We do not migrate Workflows, automations, or the Simpleview CMS native sync; we deliver a written inventory of these for the customer's admin to address post-migration.

Field-level fidelity

Every standard and custom field arrives verified.

Schema-aware mapping

AI proposes the map; you confirm before any record moves.

Relationships preserved

Parent–child, lookups, and ownership stay linked.

Full activity history

Calls, emails, meetings — with original timestamps.

Attachments & notes

Documents, uploads, and inline notes move with the record.

Why teams make this switch

Two sides of the same decision

Leaving

Simpleview CRM logo

Simpleview CRM

What's pushing teams away

  • Acquisition by Granicus (September 2024) introduces uncertainty about roadmap direction, pricing changes, and integration continuity for existing customers.
  • Complex custom field configuration — adding new fields or building formulas requires backend access and technical familiarity that generalist staff lack.
  • Locked ecosystem: migrating away from Simpleview means losing native Cvent, Momentus Elite, and Simpleview CMS synchronization without rebuilding those integrations manually.
  • Pricing is opaque and negotiated per-contract, making it difficult to benchmark cost efficiency against horizontal CRMs during renewal conversations.

Choosing

Twenty CRM logo

Twenty CRM

What's pulling them in

  • Top open-source CRM on GitHub with 40.6K stars, giving teams full source code access and infrastructure ownership without per-feature licensing surprises.
  • Free self-hosting under AGPL-3.0 means unlimited users and custom objects for the cost of cloud infrastructure alone, typically $20–100/month.
  • Pricing page explicitly mocks competitors for charging add-on fees for API access, webhooks, and workflows — transparency that resonates with RevOps teams burned by Salesforce.
  • Unlimited custom objects and fields with no price impact, letting teams shape the data model to their business rather than forcing business into rigid schemas.
  • Modern TypeScript/React/PostgreSQL stack means developer-led teams can extend, self-host, or integrate without fighting legacy architecture.

Object mapping

How Simpleview CRM objects map to Twenty CRM

Each row shows how a Simpleview CRM 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.

Simpleview CRM

Member Accounts

maps to

Twenty CRM

Company

1:1
Fully supported

Member Accounts are the primary organizational object in Simpleview CRM, analogous to Companies in Twenty. Standard fields (name, address, contact info) map directly. Custom_Account fields (client-defined, non-multi-select) map to custom fields on the Twenty Company object. We extract the full Custom_Account field set during audit, create matching typed fields in Twenty Settings → Data Model before import, then import Member Account records as Company records. The Simpleview AcctID is preserved as a custom field sv_acctid__c for audit and cross-reference.

Simpleview CRM

Listings

maps to

Twenty CRM

Custom Object (Listing)

1:1
Fully supported

Simpleview Listings represent partner/member entries in the directory and are tied to Member Accounts via AcctID. Listings have amenity arrays (Amenity_MS), category assignments, and coupon associations that have no direct Twenty standard object equivalent. We create a Listing custom object in Twenty with fields for amenity tags, category, listing URL, and the foreign key to the parent Company record. Amenity values from the client-defined vocabulary are deduplicated, mapped to Twenty Tags or a multi-select picklist, and any unmapped values are flagged for manual review before final import.

Simpleview CRM

Coupons

maps to

Twenty CRM

Note + Custom Fields

1:many
Mapping required

Coupons in Simpleview link to both ListingID and AcctID with date ranges (RedeemStart, RedeemEnd, PostStart, PostEnd) and HTML body text (OfferText). We map Coupon records to Note objects in Twenty linked to the target Company (via AcctID resolution), with custom fields for coupon code, validity dates, and category metadata. The OfferText HTML body is stored as Note body text. Coupon-to-listing associations are preserved as a custom relationship field on the Note pointing to the mapped Listing custom object.

Simpleview CRM

Events

maps to

Twenty CRM

Custom Object (Event)

1:1
Fully supported

Simpleview Events are first-class objects with integrations to Cvent, Eventbooking, and Meetingmax. Event registrations link to Member Accounts. We create an Event custom object in Twenty with fields for event name, date range, venue, registration status, and a link to the primary Company (destination organization). Individual registrations migrate as child records via a registration sublist or as Note records attached to the Event, depending on registration field complexity. Event-to-attendee associations are sequenced after Company import so that the AcctID lookup resolves at migration time.

Simpleview CRM

Opportunities

maps to

Twenty CRM

Opportunity

1:1
Mapping required

Simpleview CRM pipelines cover meetings, sports, travel trade, and group business with DMO-specific stages that vary by organization. Pipeline stages migrate as Opportunity Stage values in Twenty. Each Simpleview pipeline becomes a Twenty Opportunity with a custom stage field set to match the customer's current pipeline. We collect the customer's pipeline stage definitions during discovery and create the matching stage picklist in Twenty before migration. Closed-Won and Closed-Lost reasons map to custom Opportunity fields.

Simpleview CRM

Custom_Account_MS (Multi-Select)

maps to

Twenty CRM

Multi-Select Picklist or Tag

lossy
Fully supported

Multi-select custom fields under Custom_Account_MS use a client-defined vocabulary and are often used for amenity classification, membership tier, or partner capability tagging. We extract the full vocabulary, deduplicate it, and map each value to either a Twenty multi-select picklist (if under 150 values) or a set of Tags (if over 150 unique values). Any unmapped vocabulary values are flagged in a review report before the final import batch runs.

Simpleview CRM

Attachments / Documents

maps to

Twenty CRM

Files

1:1
Mapping required

Simpleview DAM handles digital assets stored against Member Accounts or Events. We extract file references and, where Simpleview API access permits, download files and re-upload them to Twenty as File records attached to the relevant Company, Listing, or Event record. If the Simpleview DAM is inaccessible via API (requires portal session), we extract the file reference URLs and deliver a file migration inventory for manual re-upload or a separate DAM migration engagement.

Simpleview CRM

Partner Portal Data (Extranet)

maps to

Twenty CRM

Company + Note

lossy
Fully supported

The Simpleview Extranet stores partner-submitted enrollment, co-op campaign signups, and online payments as action records rather than static data. We extract the underlying account and listing associations as Company records and Note entries capturing co-op campaign participation and enrollment status. The portal login credentials, session data, and enrollment workflows do not migrate; we document the Extranet feature set for the customer to assess against Twenty's access control capabilities or a replacement partner portal.

Simpleview CRM

Activity (Tasks, Notes, Events)

maps to

Twenty CRM

Task, Note, Event

1:1
Fully supported

Simpleview CRM stores activity history against Member Accounts and Events including tasks, notes, and calendar entries. We map Simpleview activity records to Twenty Task (for action items), Note (for observations and call logs), and Event (for scheduled meetings) objects. Each activity record is linked to the parent Company record resolved via AcctID at migration time. We preserve the original Simpleview timestamp in the activity record for timeline ordering.

Simpleview CRM

Owner / User

maps to

Twenty CRM

WorkspaceMember

1:1
Fully supported

Simpleview users assigned to records (account owner, opportunity owner, task assignee) map to Twenty WorkspaceMembers. We match by email address. Any Simpleview Owner without a matching Twenty user goes to a reconciliation queue; the customer provisions the missing WorkspaceMember before record import resumes. Inactive Simpleview users map to inactive Twenty members if historical assignment must be preserved.

Gotchas + challenges

What specifically takes care here

Platform-specific issues from each side, plus the pair-specific challenges that don't show up on either platform's page on its own.

Simpleview CRM logo

Simpleview CRM gotchas

High

Granicus acquisition introduces data residency and contract uncertainty

High

SOAP and XML (NVP) API requires client-specific credentials

Medium

Custom fields have no standardized schema across clients

Medium

Multi-select amenity arrays require vocabulary mapping

Twenty CRM logo

Twenty CRM gotchas

High

Import order is enforced and critical

High

Export limited to 20,000 records and visible columns only

Medium

Soft-deleted records count toward uniqueness and trigger restores

Medium

API rate limits cap at 200 req/min on Organization tier

Low

No native email sequences — follow-up cadences require external tools

Pair-specific challenges

  • Granicus acquisition creates API access and contract risk

    Simpleview was acquired by Granicus in September 2024. Post-acquisition, API endpoint stability, credential validity, and contract terms may change without advance notice. The Simpleview Membership Management API is not publicly self-serve—credentials, base URL, and API version are assigned per-client by a project manager. We coordinate with the customer's PM to obtain production credentials and confirm SOAP or XML-NVP transport before data extraction begins. We strongly recommend obtaining a full data export before any contract renegotiation to preserve historical data under current terms.

  • DMO-specific custom fields require per-client schema resolution

    Fields under Custom_Account and Custom_Account_MS have no standardized schema across Simpleview clients. Each organization's set is unique and defined at the org level. We extract the full field definition during audit, generate a client-specific field map, and create matching fields in Twenty Settings → Data Model before any import runs. Fields must exist in Twenty before the CSV import creates records; the import creates records, not fields. Skipping this step results in unmapped fields being silently dropped.

  • Locked integrations (Cvent, Momentus Elite, Simpleview CMS) have no Twenty equivalents

    Simpleview's 20+ integrations including Cvent, Momentus Elite, and native Simpleview CMS sync are ecosystem-locked and do not exist in Twenty. The Cvent integration handles event registration and venue sourcing; Momentus Elite manages meeting and conference operations; the CMS sync keeps member listings and event calendars dynamic. We document each integration's data dependencies and trigger points in a written inventory so the customer can evaluate replacement tools or custom connectors. This is not a migration gap—it is a scope decision that must be made before go-live.

  • Amenity vocabulary mapping is a manual review gate

    Amenities on Listings use a client-defined vocabulary and can be multi-select (Amenity_MS). The available amenity taxonomy is unique to each Simpleview org and does not share values with Twenty's tag system. We extract the source vocabulary, deduplicate it, and map each value to a Twenty tag or picklist entry. Any unmapped amenities are flagged in a review report before the final import. If the vocabulary exceeds 150 unique values, we recommend tags over a picklist to avoid Twenty's picklist limit.

  • Multi-tenant Simpleview data must be scoped before export

    Simpleview CRM is multi-tenant, serving multiple DMO organizations in a single instance. The API returns data scoped to the authenticated organization's ID. We confirm the target org ID with the customer's PM during discovery and validate that all exported records belong to the correct org partition. Cross-org data contamination is a known risk in multi-tenant exports; we add a partition validation step to the extraction pipeline.

Migration approach

Six steps for a successful Simpleview CRM to Twenty CRM data migration

  1. Discovery and API credential acquisition

    We audit the Simpleview CRM instance across the authenticated org partition: Member Account count, Listings count, Event count, Opportunity volume, custom field definitions (Custom_Account and Custom_Account_MS), pipeline stage definitions, amenity vocabulary, and attachment references. We simultaneously coordinate with the customer's Simpleview PM to obtain production API credentials and confirm SOAP or XML-NVP transport. The discovery output is a written scope document, a client-specific field map, and a Simpleview API connectivity confirmation.

  2. Twenty workspace preparation and schema deployment

    We create the destination schema in Twenty: custom objects for Listing and Event, custom fields on Company and Opportunity for DMO-specific attributes, stage picklist values matching the Simpleview pipeline, and tag vocabulary for amenity values. Custom fields are created in Settings → Data Model before any CSV import runs. We invite all team members to the Twenty workspace so that owner lookups can resolve at migration time. The schema is validated in a staging pass before production migration begins.

  3. Data extraction and transformation

    We extract data from Simpleview in dependency order: Member Accounts first (the parent object), then Listings (with AcctID lookup), Events, Opportunities, Activities, and finally attachments. Custom_Account MS fields are extracted as arrays, deduplicated, and mapped to the target Twenty vocabulary. The Simpleview AcctID is preserved as a custom field on every target record for cross-reference. HTML in coupon OfferText fields is sanitized to plain text for Twenty Note compatibility.

  4. Staging migration and reconciliation

    We run a full migration into the Twenty production instance using the extracted data. The customer's RevOps lead reconciles record counts, spot-checks 20-40 records against the Simpleview source, and validates that Custom_Account field values populated correctly in Twenty. Any mapping corrections—wrong field type, missing picklist value, missed custom field—happen in the staging pass, not in production.

  5. Production migration in dependency order

    We run production migration in record-dependency order: Companies (from Member Accounts, with custom fields and preserved sv_acctid__c), Listings (custom object with Company lookup resolved), Events (custom object), Opportunities (with stage values matching the Simpleview pipeline), Activities (Task, Note, Event), and Files (where API access permits). Each phase emits a row-count reconciliation report before the next phase begins. Owner lookups resolve by email match against the pre-provisioned WorkspaceMember list.

  6. Cutover, validation, and integration handoff

    We freeze Simpleview write access during the cutover window, run a final delta migration of any records modified during the migration, then enable Twenty as the system of record. We deliver the locked-integration inventory (Cvent, Momentus Elite, Simpleview CMS, Extranet) to the customer's admin team with a rebuild recommendation for each. We support a three-day hypercare window for reconciliation issues. We do not rebuild Simpleview Workflows or automations in Twenty; that is a separate engagement documented in the integration handoff package.

Platform deep dives

Context on both ends of the pair

Simpleview CRM logo

Simpleview CRM

Source

Strengths

  • Purpose-built for DMO workflows: pre-wired pipelines for conventions, sports, travel trade, and group business.
  • Integrated partner portal (Extranet) with self-service enrollment, co-op campaign signup, and payment processing.
  • Native CMS integration with Simpleview CMS enables dynamic member listings and event calendars without manual sync.
  • Over 20 documented integrations including Cvent, Momentus Elite, QuickBooks, and Act-On marketing automation.
  • Compliance coverage for GDPR, CASL, and CCPA at the platform level.

Weaknesses

  • Acquired by Granicus (2024) — roadmap and pricing stability are uncertain post-acquisition.
  • Custom field configuration requires backend/admin access and technical know-how that limits self-service.
  • API documentation is client-scoped and not publicly available — migration planning requires project manager coordination to obtain credentials and endpoint URLs.
  • Locked integration ecosystem — Cvent, Momentus Elite, and Simpleview CMS integrations do not have equivalents in horizontal CRMs.
  • Pricing is opaque, negotiated per-contract, with no public tier or per-user rate card.
Twenty CRM logo

Twenty CRM

Destination

Strengths

  • AGPL-3.0 open-source license with full source code on GitHub — no vendor lock-in, no sunset risk.
  • Unlimited users and unlimited custom objects on self-hosted, with no feature gating based on headcount.
  • REST and GraphQL APIs available on all paid tiers, not locked behind an enterprise add-on fee.
  • MCP server and webhooks shipped as standard features, not premium upgrades.
  • Modern PostgreSQL-backed data model that developer teams can query, extend, and self-host.

Weaknesses

  • Recent v1.0 release means limited production hardening compared to CRMs with multi-year operational track records.
  • No native email sequencing or sales engagement tools — follow-up cadences require a separate platform.
  • No native two-way email sync or inbox integration, requiring third-party connectors for full activity logging.
  • Self-hosting 'free' pricing hides real infrastructure and DevOps costs that stack up over time.
  • Workflow automation is functional but lacks the complexity needed for sophisticated multi-step sales motions.

Complexity grading

How hard is this migration?

Standard CRM migration. 1 of 8 objects need a mapping; the rest are 1:1.

B

Overall complexity

Standard migration

Derived from compatibility, mapping clarity, API constraints, and data volume across Simpleview CRM and Twenty CRM.

  • Object compatibility

    B

    1 of 8 objects need a mapping; the rest are 1:1.

  • Field mapping clarity

    C

    Field mapping is derived from defaults — final spec confirmed during the sample migration.

  • Timeline complexity

    B

    8-object category — typical timelines run 2–7 days end-to-end.

  • API constraints

    B

    Simpleview CRM: Not publicly documented in available API materials.

  • Data volume sensitivity

    B

    Simpleview CRM doesn't expose a bulk API — REST + parallelization used for high-volume runs.

Estimator

Estimate your Simpleview CRM to Twenty CRM migration cost

Rule-based pricing — no per-record fees, no manual quotes. Migrations over 2M records are scoped individually.

Step 1

What are you migrating?

Pick a category, then your source and destination platforms.

Category

FAQ

Frequently asked questions about Simpleview CRM to Twenty CRM data migrations

Answers to the questions buyers ask most during Simpleview CRM to Twenty CRM migration scoping. Not seeing yours? Book a call.

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Most migrations land between three and five weeks for accounts under 10,000 Member Accounts and 2,000 Listings with standard custom field sets. Migrations with large DMO-specific custom field sets (over 50 Custom_Account fields), multi-select amenity arrays with extensive vocabularies, historical Event registrations, or multiple Opportunity pipelines move to six to ten weeks because of the per-field schema resolution and vocabulary deduplication work. The Simpleview API credential acquisition step adds one to two weeks to the timeline if the PM coordination takes time.

Adjacent paths

Related migrations to explore

Ready when you are

Move from Simpleview CRM.
Land in Twenty CRM, intact.

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