CRM migration
Field-level mapping, validation, and rollback between Aderant Milana and HubSpot. We move data and schema; workflows are rebuilt natively in HubSpot.
Aderant Milana
Source
HubSpot
Destination
Compatibility
12 of 12
objects map 1:1 between Aderant Milana and HubSpot.
Complexity
BStandard
Timeline
48–72 hours
Overview
Aderant Milana is a specialized docketing and calendar management system built for law firms — its data model centers on Matters, Parties, Calendar Entries, Court Rules, and Time Records. HubSpot is a general-purpose CRM organized around Contacts, Companies, Deals, Tickets, and Activities. The two platforms share almost no native object equivalences, which makes the migration a schema-design exercise as much as a data-transfer task. We map Milana Matters to HubSpot Deals (or a Custom Object if your firm manages multiple practice areas), Milana Parties to Contacts with Company associations, and Milana calendar events to HubSpot Meetings. Attorney and staff records resolve against HubSpot Users by email match. Court rules, automated deadline calculations, and e-filing workflows have no HubSpot equivalent — those require manual rebuild using HubSpot's workflow builder and, if needed, a third-party legal automation integration. We run the migration against HubSpot's API using scoped read access on Milana, execute a test migration of a representative matter slice, then run the full cutover with a 24–48 hour delta pickup window capturing any matter updates during the switchover.
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 Aderant Milana object lands in HubSpot, including any object-level transformations, lookup resolution, or schema-design dependencies.
Typical mapping — final map is confirmed during the sample migration step.
Aderant Milana
Matter
HubSpot
Deal
1:1Milana Matters map to HubSpot Deals as the primary engagement record. Matter name, open date, close date, and assigned attorney transfer as Deal fields. If your firm runs multiple practice-specific pipelines, we map each to a separate HubSpot deal pipeline.
Aderant Milana
Matter
HubSpot
Custom Object: Matter
1:1For firms that need practice-area-specific fields (e.g., court jurisdiction, opposing counsel details, case type) that don't fit HubSpot's standard Deal fields, we create a HubSpot Matter custom object and map those fields as custom properties on the custom object record.
Aderant Milana
Party
HubSpot
Contact + Company
1:1Milana Parties with role Client map to HubSpot Contacts associated with a HubSpot Company record. Party roles (Opposing Counsel, Expert Witness) map as association labels on the Contact-Deal relationship, not as separate records. If a party has multiple roles, we create separate association labels.
Aderant Milana
Calendar Entry
HubSpot
Meeting Activity
1:1Milana calendar entries (court dates, filing deadlines, deposition dates) migrate as HubSpot Meeting activities attached to the corresponding Matter Deal. Original event start/end times and description fields preserve as Meeting properties. Recurring calendar entries map as individual Meeting records with a recurrence note.
Aderant Milana
Court Rule
HubSpot
Custom Property on Deal
1:1Milana's jurisdiction-specific court rules (e.g., federal, state, county) attach as a custom pick-list property on the HubSpot Deal. The rule logic itself — the automated deadline chains Milana generates — does not migrate; it must be rebuilt in HubSpot's workflow builder or a third-party legal automation tool.
Aderant Milana
Document
HubSpot
HubSpot Files
1:1Milana documents attached to matters re-upload to HubSpot Files and link to the corresponding Deal record. File size limits apply (HubSpot default 25MB per file); larger documents are linked via URL reference to the firm's document management system if needed. Inline images in document metadata are extracted and rehosted as HubSpot-hosted file assets, and folder structure from Milana is recreated using HubSpot file folders for logical organization.
Aderant Milana
Time Record
HubSpot
Custom Property on Deal + Activity
1:1Milana time entries map as HubSpot custom number fields on the Deal (total hours, total billed) plus a Note activity recording the time entry narrative. Detailed line-item time records migrate to a HubSpot custom Time_Entry__c custom object if the firm needs granular billing history.
Aderant Milana
User / Attorney
HubSpot
HubSpot User
1:1Milana users and attorneys resolve against HubSpot Users by email address. Unmatched users are flagged before migration — the firm either creates the HubSpot user account first or assigns their matter records to a fallback owner. We preserve the original Milana user ID as Source_System_Owner_ID__c for audit purposes.
Aderant Milana
Billing Record
HubSpot
Custom Property on Deal + Invoice Object
1:1Milana billing records (invoices, payments, AR) map to HubSpot custom financial fields on the Deal plus a custom Invoice__c custom object. HubSpot does not have native billing, so these records serve as financial reference data rather than a working billing system.
Aderant Milana
e-Filing Integration
HubSpot
No Equivalent
1:1Milana's electronic filing integration with court systems (e-filing workflows, PACER) has no HubSpot equivalent. We preserve the e-filing confirmation metadata as custom fields on the Matter Deal, but the integration must be maintained in Milana or rebuilt with a third-party legal e-filing tool.
Aderant Milana
Trust Account Entry
HubSpot
No Equivalent
1:1Milana trust accounting entries (IOLTA, client trust funds) do not map to HubSpot. We export trust balance data as a reference custom field on the Contact record, but HubSpot has no trust accounting module and the firm must continue using Milana or a dedicated legal accounting tool for trust management.
Aderant Milana
Milana ID
HubSpot
Source_System_ID__c (custom)
1:1Every migrated Milana record stores its original Milana internal ID in a custom Source_System_ID__c field on the destination HubSpot record. This enables delta-run deduplication during future data syncs, audit logging for compliance and litigation holds, and rollback identification if the reconciliation check fails or your team needs to trace a record back to its Milana origin for legal or billing disputes.
| Aderant Milana | HubSpot | Compatibility | |
|---|---|---|---|
| Matter | Deal1:1 | Fully supported | |
| Matter | Custom Object: Matter1:1 | Fully supported | |
| Party | Contact + Company1:1 | Fully supported | |
| Calendar Entry | Meeting Activity1:1 | Fully supported | |
| Court Rule | Custom Property on Deal1:1 | Fully supported | |
| Document | HubSpot Files1:1 | Fully supported | |
| Time Record | Custom Property on Deal + Activity1:1 | Fully supported | |
| User / Attorney | HubSpot User1:1 | Fully supported | |
| Billing Record | Custom Property on Deal + Invoice Object1:1 | Fully supported | |
| e-Filing Integration | No Equivalent1:1 | Fully supported | |
| Trust Account Entry | No Equivalent1:1 | Fully supported | |
| Milana ID | Source_System_ID__c (custom)1:1 | 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.
Aderant Milana gotchas
CompuLaw legacy data requires pre-migration transformation
Court rules jurisdiction mapping must be validated per-matter
Document repositories require path remapping
User and calendar ownership requires explicit re-assignment
HubSpot gotchas
Marketing Contacts billing model is migration-critical
Feature tier gating is not visible until onboarding
Mandatory onboarding fees inflate year-one cost
HubSpot CSV importer cannot migrate engagements or attachments
Custom objects require Enterprise and a pre-existing schema
Pair-specific challenges
Migration approach
Audit Milana data and define HubSpot schema
FlitStack AI reads all exportable Milana objects — Matters, Parties, Calendar Entries, Documents, Time Records, and Billing Records — via scoped API access. We generate a data inventory and work with your team to define the HubSpot schema: how many deal pipelines, which matter types map to which pipelines, whether you need a custom Matter object, which custom properties to create, and how association labels should map. This phase produces a written schema plan and a Milana-to-HubSpot field mapping spreadsheet before any data moves.
Create HubSpot custom objects and properties
Based on the schema plan, your HubSpot admin (or our team acting as admin) creates the custom objects and custom properties needed for the migration — Matter__c, Invoice__c, Trust_Balance__c, Court_Jurisdiction__c, and any other custom fields identified in the mapping spreadsheet. We validate that property types (text, number, pick-list, date) match Milana source field types before the migration run so no data is truncated or miscast.
Resolve Milana users against HubSpot users
Milana attorneys, paralegals, and staff records are matched against HubSpot Users by email address. Any Milana user without a corresponding HubSpot user account is flagged in a pre-flight report. Your team either creates the HubSpot user before migration or designates a fallback owner. No Milana record lands in HubSpot without a resolved owner — this prevents orphaned matter and activity records.
Run sample migration with field-level diff
A representative slice of 50–200 Milana records — spanning a mix of matter types, party roles, calendar entries, and time records — migrates to HubSpot first. We generate a field-level diff comparing source Milana values against destination HubSpot values so you can verify matter status mapping, party-to-contact resolution, calendar-to-meeting association, and owner resolution before the full run commits. Any mapping corrections happen at this stage.
Execute full migration with delta-pickup window
The complete Milana dataset migrates to HubSpot. A delta-pickup window of 24–48 hours captures any Milana records created or updated during the cutover — your team continues working in Milana throughout. FlitStack logs every operation to an audit trail, and one-click rollback is available if the reconciliation check identifies missing records or data integrity issues. After the delta pickup completes, your team performs a final reconciliation against Milana reports to confirm all matters, parties, and activities are present in HubSpot before Milana decommission.
Platform deep dives
Aderant Milana
Source
Strengths
Weaknesses
HubSpot
Destination
Strengths
Weaknesses
Complexity grading
Standard CRM migration. 1 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 Aderant Milana and HubSpot.
Object compatibility
1 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
Aderant Milana: Not publicly documented — Aderant's API Terms reserve the right to enforce usage limits at their discretion, with no published numeric thresholds. Confirmed during vendor scoping..
Data volume sensitivity
Aderant Milana 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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