Attio + HubSpot Integration
Connect HubSpot to Attio so lead source, campaign engagement, and list membership show up on the record automatically, whether HubSpot runs marketing only or the full CRM alongside Attio.
What Does This Integration Do?
HubSpot knows exactly which campaign, form, or ad brought a lead in and how engaged they've been since; Attio is where sales actually works the deal. Without a sync, that context gets typed in manually once, then goes stale the moment the lead opens another email.
This integration listens for HubSpot contact and engagement events and writes lead source, campaign attribution, and engagement score onto the matching record in Attio, and can push Attio list membership back to HubSpot to trigger nurture workflows.
What Syncs, and Which Way
Most HubSpot + Attio projects sync the same core objects. We adjust field mapping and attribution rules to match your marketing stack.
Lead Source & Attribution
HubSpot → Attio
Original and most-recent campaign source logged on the record
Engagement & Lead Score
HubSpot → Attio
Email opens, clicks, and form fills roll up into a score field
List Membership
HubSpot ↔ Attio
Static and active lists kept in sync in both directions
Campaign Activity
HubSpot → Attio
Campaign name and last-touch date attached to the record
Marketing Consent
HubSpot ↔ Attio
Opt-in/opt-out status kept consistent for compliance
Deal Handoff
Attio → HubSpot
Sales-qualified status pushed back to trigger nurture workflows
How We Build It
HubSpot exposes webhooks for real-time contact and engagement events, plus a REST API for lookups, lists, and backfills. Attio's API handles the write side.
| Approach | What it is | Best for | Watch out for |
|---|---|---|---|
| HubSpot webhooks | Real-time notifications for contact property and engagement changes | Keeping lead score and attribution current as it happens | Needs a reliable listener with retry handling |
| HubSpot REST API | On-demand lookups of contacts, lists, and campaign data | Backfills and scheduled attribution reconciliation | Rate limits scale with the HubSpot subscription tier |
| Attio REST API | Records, lists, and attribute endpoints secured with an API key or OAuth | Writing marketing data onto records and reading list changes | High-volume marketing lists need batched writes |
| HubSpot Workflows | No-code automation triggered by property changes or list membership | Simple trigger rules that call the sync without custom code | Limited logic; complex attribution still needs custom build |
Where a template usually falls short: deciding which of several touches counts as the attributed source — first touch, last touch, or a weighted model — is where generic automation stops and real logic starts.
How Much Does It Cost?
An Attio + HubSpot integration typically costs between $2,500 and $8,500 to implement, depending on attribution complexity and whether two-way list sync is included.
| Approach | Implementation | Ongoing |
|---|---|---|
| Basic lead source & campaign logging | $2,500 – $4,000 | Support retainer only |
| Engagement scoring & one-way list sync | $4,000 – $6,000 | Support retainer only |
| Full two-way sync with deal handoff | $6,000 – $8,500+ | Support retainer only, no platform fee |
The number moves most on attribution model complexity, whether list membership needs to sync both ways, and whether a sales-qualified handoff back to HubSpot is in scope. We quote a fixed price after a scoping call.
How Long Does It Take?
The biggest schedule risk is an undefined attribution model — we confirm first-touch vs. last-touch (or a weighted rule) before any code is written.
Basic attribution sync
Lead source and campaign data logged on the record, one-way.
Full lifecycle sync
Engagement scoring, two-way list membership, and deal handoff workflows.
What Does Our Integration Process Look Like?
Every engagement follows the same five stages — you get a fixed-price scope and a mapping sheet you sign off before we build.
Discover
We review your Attio workspace, objects, and your HubSpot account setup.
Map
We document every event, direction, field mapping, and error rule before building.
Build
We implement against an Attio sandbox workspace and HubSpot's test/sandbox environment.
Test
We run real-world scenarios end to end before touching production data.
Support
We monitor after go-live, with alerting, logging, and a named contact.
Frequently Asked Questions
HubSpot webhooks push contact and engagement events to a listener, which writes lead source and engagement data onto the matching Attio record over the Attio REST API.
Yes. Many teams run HubSpot for marketing and Attio for sales; this integration is built specifically for that split, not a full CRM migration.
It can. HubSpot lists can update Attio lists, and Attio status changes (like sales-qualified) can add a contact to a HubSpot list to trigger a workflow.
We confirm your attribution model — first-touch, last-touch, or weighted — during scoping, and build the logic to match rather than assuming a default.
Most projects run $2,500 to $8,500 depending on attribution complexity and scope. See the cost table above for a full breakdown.
Yes. Replacing a manual export/import routine between HubSpot and a CRM is one of the most common projects we take on.
Ready to Connect HubSpot to Attio?
Every lead that arrives in Attio with no context on where it came from is a slower first call. A scoped integration puts marketing history on the record automatically — and you'll know the exact cost before we start.