CRM migration
Field-level mapping, validation, and rollback between Mazrica Sales (formerly Senses) and Mailchimp. We move data and schema; workflows are rebuilt natively in Mailchimp.
Mazrica Sales (formerly Senses)
Source
Mailchimp
Destination
Compatibility
6 of 8
objects map 1:1 between Mazrica Sales (formerly Senses) and Mailchimp.
Complexity
BStandard
Timeline
2-4 weeks
Overview
Moving from Mazrica Sales to Mailchimp is a data extraction with a fundamental schema compression: Mazrica Sales is a full CRM and SFA with Contacts, Companies, Opportunities, Activities, and Custom Objects, while Mailchimp is an email marketing platform centered on Members, Lists, Campaigns, and Automations. We extract Contact records with their email addresses, names, company affiliations, and lifecycle stage values, and load them as Mailchimp Members with Tags preserving the original stage. Company names migrate as merge fields or Tags on the Member record. Opportunities, Deals, and the card-based pipeline have no Mailchimp equivalent and are documented in a written handoff inventory for the customer to rebuild in a CRM or spreadsheet. Activities (calls, meetings, notes) cannot migrate because Mailchimp does not maintain an activity timeline for contacts outside of email campaign engagement data. Workflows, automation sequences, and custom objects do not transfer; we deliver a written map of every active automation for the customer's admin to rebuild in Mailchimp's Automation builder post-migration.
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 Mazrica Sales (formerly Senses) 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.
Mazrica Sales (formerly Senses)
Contact
Mailchimp
Member
1:1Mazrica Sales Contact records map to Mailchimp Members using email address as the primary key. First name and last name map to FNAME and LNAME merge fields. We preserve lifecycle stage values as Tags on the Member record (e.g., Tag: lifecycle_stage_lead, Tag: lifecycle_stage_customer). Owner assignment from Mazrica Sales does not transfer because Mailchimp has no owner concept; we document the owner-to-tag mapping for segmentation purposes if needed.
Mazrica Sales (formerly Senses)
Company
Mailchimp
Member (merge field or Tag)
lossyMazrica Sales Company names map to the COMPANY merge field on the Mailchimp Member record. If a Contact is associated with multiple Companies in Mazrica Sales, we use the primary (most recently updated) Company as the COMPANY merge field value and document secondary affiliations as Tags (e.g., Tag: associated_company_acme_corp). Company financial info, press releases, and external data from Mazrica Sales have no Mailchimp equivalent and are not migrated.
Mazrica Sales (formerly Senses)
Opportunity
Mailchimp
None (documented handoff)
1:1Mazrica Sales Opportunities and the card-based Kanban pipeline have no direct Mailchimp equivalent. Mailchimp is an email marketing platform, not a CRM or sales management tool. We extract the full Opportunity list (stage, amount, close date, owner, company) into a CSV export and deliver it as a written handoff inventory. Customers who require opportunity tracking in Mailchimp must use a third-party integration (e.g., Zapier connecting Mailchimp to a CRM) or document opportunities externally.
Mazrica Sales (formerly Senses)
Activity
Mailchimp
None (engagement data only)
1:1Mazrica Sales Activities (calls, meetings, emails logged within the CRM, tasks, notes) cannot migrate to Mailchimp. Mailchimp tracks email engagement metrics (opens, clicks, unsubscribes) tied to Campaigns, but it does not maintain a general activity timeline for individual contacts. We extract Activity summaries into a CSV log for the customer's records. Calls, meetings, and internal notes must be archived or moved to a separate tool.
Mazrica Sales (formerly Senses)
Lifecycle Stage
Mailchimp
Tag
lossyMazrica Sales Lifecycle Stage values (lead, marketing_qualified, sales_qualified, customer, evangelist, and any custom stages) map to Mailchimp Tags on the Member record. We create a tag taxonomy that preserves the original stage name and maps it to a Mailchimp-friendly format (lowercase, underscores replaced by hyphens). Tags are used for segmentation in Mailchimp Automations and Campaign targeting. Lifecycle stage values are also preserved as merge fields if the customer wants a permanent record.
Mazrica Sales (formerly Senses)
Custom Object
Mailchimp
None (documented handoff)
1:1Mazrica Sales Custom Objects with user-defined schema have no Mailchimp equivalent. Mailchimp's data model supports Members, Lists, Campaigns, Automations, Segments, Tags, and merge fields only. We extract all Custom Object records into structured CSV files with their field definitions and deliver a schema inventory. The customer rebuilds the data in a dedicated CRM or database tool if needed.
Mazrica Sales (formerly Senses)
User/Owner
Mailchimp
None (not applicable)
1:1Mazrica Sales User and Owner records (with roles and team assignments) do not map to Mailchimp because Mailchimp has no concept of sales owners or CRM users. We map Owner email addresses to a tag on their assigned Contacts for audit purposes (e.g., Tag: owner_tanaka_sample_com) but do not create User objects. Owner provisioning and role assignments must be handled separately in Mailchimp's Team management if multiple users require access.
Mazrica Sales (formerly Senses)
Attachment
Mailchimp
None (not accessible)
1:1File attachments on Mazrica Sales Contacts, Companies, or Opportunities are not exposed via the public API and cannot be exported programmatically. We advise customers to download any critical attachments manually before migration. Mailchimp does not support file attachments on Member records; documents shared with contacts must be distributed via Mailchimp-hosted files or external links.
| Mazrica Sales (formerly Senses) | Mailchimp | Compatibility | |
|---|---|---|---|
| Contact | Member1:1 | Fully supported | |
| Company | Member (merge field or Tag)lossy | Fully supported | |
| Opportunity | None (documented handoff)1:1 | Fully supported | |
| Activity | None (engagement data only)1:1 | Fully supported | |
| Lifecycle Stage | Taglossy | Fully supported | |
| Custom Object | None (documented handoff)1:1 | Fully supported | |
| User/Owner | None (not applicable)1:1 | Fully supported | |
| Attachment | None (not accessible)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.
Mazrica Sales (formerly Senses) gotchas
Rebrand from Senses to Mazrica Sales creates API path ambiguity
Minimum 5-user contract requirement on Starter tier
Annual contract commitment with no free trial
AI features require historical data volume to function
Mailchimp gotchas
Contact count includes unsubscribed and non-subscribed records
Automation workflows cannot be exported
Account suspensions trigger silently during migration
Template HTML is Mailchimp-specific and may not render in other platforms
E-commerce data requires active store connection
Pair-specific challenges
Migration approach
Discovery and contact audit
We audit the Mazrica Sales source environment for Contact volume, Company volume, lifecycle stage values, custom field definitions, and any active Workflows or automation configurations. We extract a sample of 50-100 Contact records to validate field mapping completeness before committing to full migration. We also review Mailchimp's destination environment for existing Lists, Tags, and merge fields to avoid naming conflicts during import.
Tag taxonomy design and merge field mapping
We design the Mailchimp tag taxonomy to preserve Mazrica Sales lifecycle stage values as meaningful Tags on Member records. We map Mazrica Sales custom field definitions to available Mailchimp merge fields (FNAME, LNAME, EMAIL, PHONE, COMPANY, ADDRESS) or document any fields that require custom merge field provisioning. Company associations are resolved to the primary Company per Contact and mapped to the COMPANY merge field.
Sandbox import and reconciliation
We run a test migration of 500-1,000 Contact records into a test Mailchimp List to validate tag mapping, merge field population, and dedup logic. The customer spot-checks Member records against the source Mazrica Sales data to confirm accuracy. Any mapping corrections (field names, tag names, company resolution logic) are applied before the full production migration begins.
Production migration in dependency order
We run production migration in record order: Contacts (with lifecycle stage as Tags and company as COMPANY merge field) load into the primary Mailchimp List, with deduplication on email address. Owner-to-tag mappings are applied in a second pass. Opportunity data, Activity data, and Custom Object data are extracted to CSV handoff files. We apply Mailchimp API rate-limit handling with exponential backoff and batch chunking throughout.
Automation and Workflow inventory delivery
We scan the Mazrica Sales environment for active Workflows, automation sequences, and custom object configurations. We deliver a written inventory document listing every active automation with its trigger type, conditions, actions, and a recommended Mailchimp Customer Journey equivalent. The customer's admin rebuilds automations in Mailchimp post-migration using this document as a guide.
Cutover, validation, and handoff
We freeze Mazrica Sales writes during the cutover window, run a final delta migration of any Contacts modified during migration, and validate Member counts in Mailchimp against the source Contact count in Mazrica Sales. We deliver the Opportunity CSV, Activity CSV, and Custom Object CSV alongside the automation inventory. We support a three-day hypercare window for reconciliation questions. We do not rebuild Mazrica Sales Workflows inside Mailchimp; that is an admin task using the delivered inventory document.
Platform deep dives
Mazrica Sales (formerly Senses)
Source
Strengths
Weaknesses
Mailchimp
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 Mazrica Sales (formerly Senses) and Mailchimp.
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
Mazrica Sales (formerly Senses): Not publicly documented.
Data volume sensitivity
Mazrica Sales (formerly Senses) exposes a bulk API — large-volume migrations stream efficiently.
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.
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