CRM migration

Migrate from Thomson Reuters Case Center to Mailchimp

Field-level mapping, validation, and rollback between Thomson Reuters Case Center and Mailchimp. We move data and schema; workflows are rebuilt natively in Mailchimp.

Thomson Reuters Case Center logo

Thomson Reuters Case Center

Source

Mailchimp

Destination

Mailchimp logo

Compatibility

100%

12 of 12

objects map 1:1 between Thomson Reuters Case Center and Mailchimp.

Complexity

BStandard

Timeline

48–96 hours

Rollback included Accuracy guarantee Field-level validation

Overview

What this migration involves

Thomson Reuters Case Center is a cloud-based digital evidence management platform designed for courts, law firms, and administrative hearing agencies. It organizes case materials including documents, multimedia files, and testimony into paginated, searchable case files with role-specific access controls. Case Center tracks participants (parties, attorneys, witnesses), case metadata, uploaded evidence, hearing schedules, and annotation notes. It does not function as a contact database in the traditional CRM sense — contact information is tied to case roles rather than maintained as standalone audience records. Mailchimp is an email marketing platform organized around audiences (formerly lists), contacts, and campaign automation. It tracks subscriber email addresses, first/last names, merge fields, tags, and segment membership. Mailchimp has no concept of cases, evidence, documents, hearings, or legal role types. The migration maps Case Center participant records into Mailchimp contacts — extracting email addresses, names, phone numbers, and role associations as tags or merge fields. Case file documents, multimedia evidence, hearing records, annotations, and workflow configurations do not have Mailchimp equivalents and cannot migrate. We export Case Center data via its API, transform participant records into Mailchimp contact format, and load into your Mailchimp audience. A delta-pickup window captures any new participants added during cutover. Workflows, automations, and templates must be rebuilt in Mailchimp independently.

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

Thomson Reuters Case Center logo

Thomson Reuters Case Center

What's pushing teams away

  • Custom enterprise pricing with no public tiers means small law firms cannot evaluate cost before engaging sales; firms not bound by court mandate often choose cheaper alternatives like Trial Director or OnCue.
  • Case Center is purely evidence and presentation — it has no time tracking, billing, conflict checking, or matter lifecycle features, so firms must run it alongside Clio, Centerbase, or another practice-management system.
  • Initial rollouts have surfaced glitches; the North Carolina Administrative Office of the Courts publicly noted judiciary access issues to evidentiary files during phased deployment, prompting some firms to delay adoption.
  • No public API or programmatic export path means migrating away requires manual case-by-case export through the built-in tools — a substantial blocker for any firm wanting to consolidate evidence into a unified DMS.
  • When a court switches mandated platforms (or a firm relocates its practice to a non-Case Center jurisdiction), the historical case archive becomes harder to repurpose than it would be in an open DMS.

Choosing

Mailchimp logo

Mailchimp

What's pulling them in

  • Generous free tier with up to 500 contacts allows small teams to validate email marketing before committing to a paid plan.
  • Intuitive drag-and-drop email builder and 130+ templates let non-technical users produce professional campaigns without HTML or CSS knowledge.
  • 300+ native integrations, especially Canva and Shopify, make it easy to connect existing tools without custom development work.
  • Detailed open-rate, click-through, and campaign analytics give small businesses actionable insights without a dedicated marketing team.
  • One-platform consolidation of email campaigns, automations, landing pages, and ads reduces tool sprawl for lean marketing teams.

Object mapping

How Thomson Reuters Case Center objects map to Mailchimp

Each row shows how a Thomson Reuters Case Center object lands in Mailchimp, including any object-level transformations, lookup resolution, or schema-design dependencies.

Typical mapping — final map is confirmed during the sample migration step.

Thomson Reuters Case Center

Participant (per case role)

maps to

Mailchimp

Contact

1:1
Fully supported

Each Case Center participant record (name, email, phone) maps to a Mailchimp contact. When the same person appears in multiple cases with different roles, they create one Mailchimp contact with multiple tags reflecting each role instance rather than duplicate records.

Thomson Reuters Case Center

Case Role Type

maps to

Mailchimp

Tag

1:1
Fully supported

Case Center role types (Party, Attorney, Witness, Court, Other) map to Mailchimp tags applied per contact. This preserves the participant's legal role without creating custom fields — tags are applied at import based on role-type values from Case Center. Each role receives its own tag, enabling segmentation of campaigns by role and allowing updates if a participant's role changes in Case Center, keeping the Mailchimp audience aligned with role assignments.

Thomson Reuters Case Center

Case Reference / Case Number

maps to

Mailchimp

Merge Field (CASE_REF)

1:1
Fully supported

Mailchimp supports custom merge fields. We create a CASE_REF merge field on the audience and populate it with the Case Center case identifier so contacts retain their associated case context in Mailchimp records. This field enables segmentation by case number, lets you filter contacts for specific cases in reports, and provides a quick reference for support teams needing to tie Mailchimp activity back to the original case file.

Thomson Reuters Case Center

Organization / Firm Name

maps to

Mailchimp

Merge Field (FIRM_NAME)

1:1
Fully supported

Participant organization data from Case Center migrates to a custom FIRM_NAME merge field in Mailchimp. This preserves firm or company affiliation for segmentation without requiring a separate CRM object in Mailchimp. The FIRM_NAME field can be used to filter audiences by organization, to target specific firms in multi‑firm matters, and to enrich email content with personalized firm references during campaigns.

Thomson Reuters Case Center

Phone Number

maps to

Mailchimp

Phone

1:1
Fully supported

Direct map of participant phone numbers to Mailchimp's standard phone merge field. Mailchimp uses phone for SMS campaigns if the audience has SMS marketing enabled — we preserve the field regardless of immediate use. Having the phone number stored enables future SMS outreach, allows you to comply with contact preferences, and supports multi‑channel communication strategies even if SMS is not activated at migration time.

Thomson Reuters Case Center

Email Address

maps to

Mailchimp

Email Address

1:1
Fully supported

Direct map — email is the primary key in Mailchimp. We validate email format during import and flag records with malformed addresses for manual correction before the migration commits. Because Mailchimp requires a unique email per contact, duplicates are merged and the resulting record retains combined tags, ensuring a clean, deliverable audience while preserving all role information.

Thomson Reuters Case Center

First Name / Last Name

maps to

Mailchimp

First Name / Last Name

1:1
Fully supported

Direct map of Case Center participant first and last name fields to Mailchimp's standard FNAME and LNAME merge fields. If Case Center stores full name in a single field, we split on space and populate both Mailchimp fields. The split supports personalizing email greetings, and any missing name parts are left blank to avoid inaccurate addressing while still preserving the available name data.

Thomson Reuters Case Center

Document / Evidence File

maps to

Mailchimp

No Equivalent

1:1
Fully supported

Case Center documents, PDFs, multimedia files, and evidence attachments have no Mailchimp equivalent. These are preserved as downloadable exports from Case Center and must be manually organized or stored in a document management system separate from Mailchimp. The export includes a manifest with file paths, case associations, and original upload dates, allowing your team to reconstruct the document hierarchy in a DMS or archive solution of your choice.

Thomson Reuters Case Center

Hearing Record

maps to

Mailchimp

No Equivalent

1:1
Fully supported

Hearing schedules, virtual hearing links, and hearing-specific notes in Case Center have no Mailchimp equivalent. These remain in Case Center or are exported as reference documents — they do not map to Mailchimp campaigns or automations. The export is provided as a CSV file containing hearing date, time, type, and join URLs, so your team can manually communicate updates or build external calendar integrations as needed.

Thomson Reuters Case Center

Annotation / Note on Document

maps to

Mailchimp

No Equivalent

1:1
Fully supported

Participant-added annotations and notes on case documents are Case Center-specific metadata with no Mailchimp equivalent. If these notes contain contact-relevant information, we extract it separately during the participant record export. Extracted data is placed into a dedicated notes field or merge field, ensuring that any relevant context (e.g., preferred contact method or special instructions) is preserved in Mailchimp for follow‑up actions.

Thomson Reuters Case Center

Access Permission Record

maps to

Mailchimp

No Equivalent

1:1
Fully supported

Case Center's role-based access controls (time-restricted, file-restricted, redacted views) are legal-proceeding governance features with no Mailchimp equivalent. Mailchimp's subscriber status (subscribed/unsubscribed) governs email permissions but does not replicate case-level access hierarchies. After migration, you can use tags to denote participant roles, while case-specific viewing permissions remain managed in Case Center or a related legal platform.

Thomson Reuters Case Center

Case Status

maps to

Mailchimp

Tag (CASE_STATUS)

1:1
Fully supported

Active, Pending, Closed case status from Case Center becomes a CASE_STATUS tag on Mailchimp contacts. This allows segmentation by case status for communications targeting participants in active versus closed matters. You can build Mailchimp segments that filter on CASE_STATUS to send case‑update newsletters to active participants, closure notices to closed‑case contacts, and status‑change alerts as cases progress.

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.

Thomson Reuters Case Center logo

Thomson Reuters Case Center gotchas

High

Court-hosted vs. firm-hosted deployment affects migration scope

High

No public API documentation for direct data extraction

Medium

Multimedia evidence requires separate media handling

Medium

Redaction metadata may not survive cross-platform migration intact

Mailchimp logo

Mailchimp gotchas

High

Contact count includes unsubscribed and non-subscribed records

High

Automation workflows cannot be exported

Medium

Account suspensions trigger silently during migration

Medium

Template HTML is Mailchimp-specific and may not render in other platforms

Medium

E-commerce data requires active store connection

Pair-specific challenges

  • Documents and evidence files cannot migrate to Mailchimp

    Case Center's core value lies in its document and evidence management capabilities — paginated PDFs, multimedia files, redacted exhibits, and version-controlled evidence packages have no Mailchimp equivalent. Mailchimp is an email marketing platform, not a document repository. We export Case Center documents as a separate file package (preserving folder structure and filenames) for manual disposition — you must decide whether to keep them in Case Center, move to another DMS, or archive them independently. This is not a data loss risk but a workflow change that requires planning before migration day.

  • Case role associations require tag strategy before import

    Case Center models participants with role types (Party, Attorney, Witness, Court) per case — the same person appearing in multiple cases can have different roles in each. Mailchimp contacts support tags and merge fields but not multi-role-per-contact context. We map roles to Mailchimp tags, but your team must decide whether to create one contact per person with multiple role-tags (tagged per case-role instance) or accept that Mailchimp will flatten the multi-role structure into a single contact record. This architectural decision affects segmentation logic in Mailchimp campaigns and should be resolved before migration validates.

  • Mailchimp contact limits trigger tier changes at specific subscriber counts

    Mailchimp pricing is contact-count based: Free tier caps at 500 contacts, Essentials at $13/month for 500 contacts, Standard at $20/month for 500 contacts, and Premium starts at $350/month regardless of count. If your Case Center participant export exceeds your current Mailchimp tier limit, the migration will push you into the next pricing band automatically. We flag the contact count before migration and advise on tier selection, but the billing change is a Mailchimp-side event triggered by import completion — plan for this if you are near a tier boundary.

  • Duplicate email detection may reduce apparent contact count

    Case Center allows the same email address to appear on multiple participant records (e.g., an attorney representing multiple parties across different cases). Mailchimp enforces one contact per email address — importing a duplicate email overwrites the existing Mailchimp contact rather than creating a new one. We flag duplicates before migration and merge them by combining tags from both role instances, but this means your Mailchimp contact count may be lower than your Case Center participant record count. This is expected behavior and not data loss, but it changes how audience size appears in Mailchimp reporting.

  • Hearing schedules and virtual hearing links do not map to Mailchimp

    Case Center stores hearing dates, times, virtual hearing links (Zoom, Teams, CVP integration), and hearing-specific notes as part of the case record. Mailchimp has no scheduling, calendar, or video-conferencing integration — these records export as a CSV reference document alongside contacts but do not become Mailchimp automations, campaigns, or merge fields. If you need to communicate hearing updates to participants, those communications must be built as Mailchimp campaigns manually after migration using the contact audience.

Migration approach

Six steps for a successful Thomson Reuters Case Center to Mailchimp data migration

  1. Audit Case Center participant records and export schema

    We connect to Case Center via its API using scoped read access and pull a full export of all participant records across active and recent cases. We document the field structure — standard fields (name, email, phone, role type) and any custom participant fields your firm has configured. We also export the case-level metadata (case number, case name, court, status, filing date) that will become merge field values. This audit identifies data quality issues (missing emails, malformed addresses) before we build the import map and flags any custom fields that need merge field creation in Mailchimp.

  2. Design Mailchimp audience schema and merge field structure

    Before contacts load, we create the Mailchimp audience with the required standard fields (email, first name, last name, phone) and any custom merge fields identified in the audit (CASE_REF, FIRM_NAME, COURT_NAME, CASE_STATUS, etc.). We configure tags for role types and case status values based on the value-mapping plan. If your Mailchimp account is on a tier that requires upgrade for your contact volume, we surface this before proceeding so your team authorizes the tier change with Mailchimp directly.

  3. Run sample migration with field-level diff on 100-500 contacts

    We migrate a representative slice of participant records — spanning different role types, cases, and organizational units — into a test Mailchimp audience. We generate a field-level diff report showing exactly what landed in each Mailchimp field and tag, with any transformation applied (name splitting, role-to-tag mapping, merge field population). You review the diff to confirm role-type mapping, duplicate handling, and merge field completeness before we commit to the full run.

  4. Execute full migration with duplicate merge and delta-pickup window

    The full participant record set loads into the production Mailchimp audience. Duplicate emails (same address across multiple Case Center participant records) merge into a single Mailchimp contact with combined tags. A delta-pickup window of 24-48 hours captures any new participant records created in Case Center during cutover — we re-query the API and import net-new contacts before closing the migration. We export the Case Center document file manifest separately for your manual document disposition. An audit log records every import operation, and one-click rollback is available if the audience needs to be reset and re-imported.

  5. Deliver migration report and rebuild reference for Mailchimp workflows

    We deliver a migration completion report: contact count by tag, merge field population rates, duplicate merge summary, and any records that failed validation (bad email format, missing required fields). We also export your Case Center workflow definitions as a text reference document so your Mailchimp admin can rebuild email campaign automations and communication sequences in Mailchimp based on the participant roles and case statuses now tracked in tags and merge fields. Case Center automations, hearing notifications, and evidence-handling workflows do not migrate — they must be rebuilt in Mailchimp or retained in Case Center as applicable.

Platform deep dives

Context on both ends of the pair

Thomson Reuters Case Center logo

Thomson Reuters Case Center

Source

Strengths

  • Processes over 900,000 cases with 500 million pages of evidence across 126 countries
  • ISO 27001:2013 certified security framework governing all customer data
  • AI-powered search across handwritten documents and images with Boolean support
  • Automatic pagination and indexing generates presentation-ready case files from first upload
  • Supports in-person, virtual, and hybrid courtroom configurations with role-specific views

Weaknesses

  • Custom pricing only — no public tier structure or per-user rates published
  • No public API documentation for Case Center specifically; Thomson Reuters developer portal focuses on other products
  • Primarily an evidence management tool, not a full matter or case lifecycle management system
  • Migrating out requires understanding the difference between court-hosted and firm-hosted deployment contexts
  • Switching costs are high for courts mandated to use Case Center for evidentiary proceedings
Mailchimp logo

Mailchimp

Destination

Strengths

  • Free plan up to 500 contacts makes it the lowest-friction entry point for new email marketers.
  • Drag-and-drop builder and template library produce polished emails without design or coding skills.
  • Strong deliverability reputation backed by years of email infrastructure expertise.
  • 300+ native integrations cover the most common marketing stack combinations out of the box.
  • Consolidated platform for email, automation, landing pages, and ads reduces the number of tools small teams must manage.

Weaknesses

  • Contact-based pricing model charges for unsubscribed and non-subscribed records, inflating costs relative to competitors.
  • Five-step automation limit on Standard tier forces upgrades for basic customer journeys, a frequently cited frustration.
  • Template HTML is Mailchimp-specific and does not export cleanly for use in other email platforms.
  • Post-Intuit roadmap uncertainty means customers cannot confidently plan long-term platform investments.
  • Account suspension risk without clear pre-warning disrupts campaign scheduling for affected businesses.

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 Thomson Reuters Case Center and Mailchimp.

  • 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

    Thomson Reuters Case Center: Thomson Reuters developer portal documents API rate limits for other products but Case Center-specific API documentation is not publicly available.

  • Data volume sensitivity

    B

    Thomson Reuters Case Center doesn't expose a bulk API — REST + parallelization used for high-volume runs.

Estimator

Estimate your Thomson Reuters Case Center to Mailchimp 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 Thomson Reuters Case Center to Mailchimp data migrations

Answers to the questions buyers ask most during Thomson Reuters Case Center to Mailchimp migration scoping. Not seeing yours? Book a call.

Can't find your answer?

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Most Case Center to Mailchimp migrations complete in 48-96 hours for under 25,000 participant records. Larger exports with complex multi-role structures, extensive custom participant fields, or high duplicate rates extend to 5-10 days. The longest step is designing the merge field and tag schema in Mailchimp before import — the actual data load runs in hours once the audience structure is ready. Document and evidence files are exported separately and do not affect migration timeline.

Adjacent paths

Related migrations to explore

Ready when you are

Move from Thomson Reuters Case Center.
Land in Mailchimp, intact.

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