HubSpot Diamond Solutions Partner

HubSpot and Keap Integration: Unify Your Sales & Marketing Engine

Eliminate data silos between your growth platforms. Our deep integration syncs HubSpot and Keap to automate lead handoffs and create a single, unified customer view.

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98.5%

Client Retention

300+

Platforms Integrated

20B+

Fields Synced Annually

HubSpot Diamond Partner

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HubSpot Diamond Partner

Get a scoped estimate not a guess

ERPs, custom objects, legacy databases, real-time bi-directional sync. Every estimate is built by the same engineers who ship the integration.

Scope-based pricing. From $3,450 - scales with actual complexity, never padded flat fees.
98.5% year-one retention. The engineers who quote it are the ones who build it.
300+ platforms shipped. Your edge case is likely already in production somewhere in our library.

Build your estimate

60-second ballpark · No back-and-forth

Standard on every build

Every estimate already includes all six

Bi-directional sync

One-way or two-way, built to your data flow

Granular field mapping

Every property mapped, validated, tested

Real-time + scheduled

Instant triggers and batched syncs together

Custom sync logic

Your business rules, written into the build

Error handling

Monitoring, alerts, retry logic baked in

Year 1 continuity

License, maintenance, ongoing support

Fuel Your Keap Sales Campaigns with HubSpot's Inbound Leads

Power Keap's legendary campaign builder with a steady flow of high-quality leads from HubSpot's top-tier inbound marketing engine. Our integration seamlessly passes new leads and their rich marketing context from HubSpot to Keap, ensuring your sales team can engage immediately with the right message.

Automate Lead Handoffs: Instantly sync new leads from HubSpot forms, pop-ups, and chatbots directly into Keap, applying the correct tags to trigger your proven follow-up campaigns.

Empower Sales with Full Context: Give your sales team in Keap deep insight into a lead's HubSpot engagement, including which website pages they've visited, content they've downloaded, and emails they've opened.

Leverage Granular Segmentation: Use HubSpot lifecycle stages and properties to apply specific tags in Keap, ensuring leads are automatically funneled into the most relevant and effective sales automation sequence.

Achieve True Closed-Loop Reporting in HubSpot

Finally, see the true ROI of your marketing efforts. By syncing sales outcomes and payment data from Keap back into HubSpot, your marketing team gains full visibility into which campaigns are generating actual revenue. This closed-loop reporting enables you to double down on what works and optimize your marketing spend.

Accurately Measure Marketing ROI: Sync Keap opportunity stages, closed-won status, and even invoice data back to HubSpot to attribute real revenue directly to your marketing campaigns.

Create Targeted Customer Campaigns: Use Keap purchase history and tags to build "Smart Lists" in HubSpot, allowing you to run highly targeted upsell, cross-sell, and new product announcement campaigns.

Align Sales and Marketing Data: A real-time, bi-directional sync of contact, company, and deal data ensures both teams are always working from the most current information, eliminating confusion and manual updates.

A Flexible Sync Architecture for Your Growing Business

Our custom integrations are engineered for flexibility and scale, handling any business logic and data transformation you require.

Built for Your Business Process

Your sales and marketing process is your competitive edge. Off-the-shelf connectors force you into a rigid data model that can break your carefully crafted campaigns. Our integration is built to adapt to your unique workflow, including your custom fields and critical tag-based automation.

Bi-Directional & Uni-Directional Sync: Keep contact and deal data perfectly aligned across both platforms, with full control over which system is the source of truth for every field.
Real-time & Scheduled Syncs: Use a real-time sync for critical lead handoffs and deal updates, and scheduled syncs for large-volume data updates to maintain system performance.
Custom Sync Logic & Triggers: Implement rules that fit your process. For example, only sync a contact to Keap once their HubSpot lead score exceeds a specific threshold.
High-Volume Data Handling: Our architecture is engineered to reliably manage a large database of contacts, companies, and deals as your business scales.

Comprehensive Object & Field Mapping

We support all the critical objects that power your sales and marketing, ensuring that no data is left behind, especially Keap's powerful tagging system.

HubSpot

Keap

Contacts
Companies
Deals
Custom Objects

Leads/Contacts
Accounts
Opportunities
Custom Objects

Contacts Leads/Contacts
Companies Accounts
Deals Opportunities
Custom Objects Custom Objects

Why Integrate IQ?

Our four pillars for delivering successful outcomes on complex projects.

Mastery of Complexity

We thrive on custom API integrations, multi-system migrations, and "messy data" that makes others pause. Full support for standard and custom objects across your stack is table stakes for us.

Pragmatic Innovation

Real problems, shipped solutions. Our proprietary Smart Ramp apps were developed to fill gaps in HubSpot capabilities and solve real-world customer problems. The same practical mindset powers our HubSpot AI Accelerator: We focus on data readiness and shipped outcomes, not shiny features.

De-Risking the Process

Complex projects demand clarity. Our Smart Process runs on an 8-12 week cadence with stage gates, transparent deliverables, and clear pricing. That's how we maintain a 98.5% customer retention rate.

The Expert You Call

We're a developer-led team of integration engineers, solution architects, and technical PMs. Clients describe us simply: 'the folks you call when something seems impossible.'

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Trusted by High-Growth Companies

See why leaders at scaling companies partner with Integrate IQ's experts.

I've been working with Integrate IQ for over 2 years now. We've had several outside systems that we wanted integrated with our HubSpot instance. From project planning and scoping, through build, and after deployment support, the team at Integrate IQ has been exemplary to work with. They've delivered on all commitments, helped established reasonable time frames for deliverables, and kept lines of communication open.

Marohn, M

We've partnered with Integrate IQ for over five years to develop integrations between our complex and not-so-widely-known ERP. They understand HubSpot's strengths, weaknesses and limitations, and are able to easily adapt to our evolving needs. They had an ownership change a few years ago, but that did not impact their expertise/service. We really appreciate our relationship with IIQ and recommend them to anyone looking to embed HubSpot deeper into their organization's systems.

Craychee, A

Integrate IQ has been great to work with! As someone who can be intimidated when things get too technical, they made the process of outlining our integration very approachable and understandable. They're great to work with and built the integration that we asked for, and then continued to work with us to fine-tune the tool over time as we figured out exactly what we needed.

Lauren Little

Integrate has been fantastic to work with. They helped us implement our CRM, design a framework for our pipeline that works perfectly and they built out an integration between HubSpot and Netsuite which allows our data to flow seamlessly. They've been an invaluable partner in our growth.

Whipple, M

We worked with Integrate IQ on a complex integration and now we have a fantastic solution that makes HubSpot work even better!

Ben Donahower

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What is a HubSpot Keap integration?

A HubSpot Keap integration is a two-way data connection that syncs contacts, opportunities, tags, and activity records between HubSpot and Keap in near real time. It keeps Keap’s campaign and tag data visible inside HubSpot and pushes HubSpot’s marketing engagement back to Keap for closed-loop reporting.

How does the HubSpot Keap integration work?

It works through the HubSpot and Keap REST APIs, with field mapping, deduplication, and a defined system of record for every object. When a contact, tag, or opportunity updates in either system, the sync writes the change to the other within minutes. Bi-directional rules control which fields flow which direction.

Two-Way Conversations

Shared Team Inbox

Automation Triggers

Advanced Reporting

Compliance Tools

98% SMS read within 3 min
78% Buy from first responder
21× More likely to qualify

Proven results

98% open rate 3–5 min avg response $45–$50 ROI / $1

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*MessageIQ is an IntegrateIQ product – built natively for HubSpot by the same team.

Does HubSpot have a native Keap integration?

HubSpot does not build Keap natively, but its marketplace lists a Keap data sync app for basic contact and opportunity sync. It maps tags imperfectly, locks custom field mapping behind paid Data Hub tiers, and handles only one Keap instance at a time. Teams with complex tag logic typically move to a custom-built integration.

How long does a HubSpot Keap integration take to build?

A custom HubSpot Keap integration takes about 8 weeks from kickoff to production. Discovery runs two weeks, build and staging tests run three, historical backfill runs one, and cutover with hypercare covers the final two weeks. Timelines extend for environments with heavy tag customization or multiple Keap instances.

Can HubSpot and Keap sync bi-directionally?

Yes. Bi-directional sync is standard in a custom HubSpot Keap integration. You define system of record per field, so Keap-owned data like tags and opportunity stage flows one way, HubSpot-owned lifecycle stage and lead score flow the other, and conflicts resolve by rule, not by whoever wrote last.

What data can sync between HubSpot and Keap?

Contacts, opportunities, tags, custom fields, and notes, plus marketing activity such as emails, forms and page views, lifecycle stage, and lead score. Field mapping is configured per project so only relevant data flows and each field has a clear owner. Custom Keap objects sync through the Keap REST API.

How a HubSpot Keap Integration Actually Works

A HubSpot Keap integration works by giving each platform a defined job. Keap owns campaign execution, tag-based automation, and Keap-native opportunity data. HubSpot owns marketing engagement, lifecycle stage, and lead scoring. The integration keeps both sides current instead of forcing one system to hold data it was never built to manage.

In one direction, new HubSpot leads and their marketing context flow into Keap as contacts with the correct tags applied, ready to enter the right Keap campaign automatically. In the other direction, Keap opportunity stage, closed-won status, tags, and invoice data flow back into HubSpot, so marketing can see which campaigns actually closed revenue instead of just which ones generated leads.

Nothing syncs by accident. Every field has a defined system of record, so a Keap tag update does not overwrite a HubSpot lifecycle stage change made the same day, and vice versa. Sync direction, frequency, and conflict rules are all configured per field during the build.

Three Ways to Connect Keap and HubSpot

Not every team needs custom. Here is the honest comparison.

Factor	Native Marketplace App	Zapier / iPaaS	Custom (Integrate IQ)
Best for	Single Keap instance, standard contact fields, low complexity	Simple trigger-action tasks, quick pilots	Multi-instance Keap, custom tags, complex campaign logic
Sync direction	One-way or two-way, Starter plan and up	Mostly one-way per Zap, two-way needs multiple Zaps	Bi-directional, field-level control over direction
Custom objects/fields	Default mappings only; custom mapping needs Data Hub Starter or above	Depends on the connector’s field list, limited depth	Full support, including custom Keap fields and objects
Activity and engagement sync	Contact and opportunity sync only, no engagement history	Basic activity logging per Zap	Full engagement, tag, and campaign context synced both ways
Business logic	Default field mappings, minimal conditional logic	Simple if/then per Zap, breaks down at scale	Custom rules built to your process, including tag-based triggers
Volume handling	Fine at low-to-mid contact volume	Task limits and rate throttling at scale	Built for high-volume batch and real-time sync together
Historical backfill	Not supported	Manual, one record at a time	Full historical backfill included in the build
Maintenance	HubSpot-managed, limited troubleshooting support	You own Zap upkeep as fields change	Monitored and maintained as part of the engagement

If you run a single Keap instance, need only default field mappings, and don’t lean on tags to trigger campaigns, the marketplace data sync app or a Zapier bridge will get you moving. Once you’re managing multiple Keap instances, need bi-directional tag logic, or want historical backfill and monitored maintenance, that’s when custom HubSpot integration services pay for themselves.

Revenue Workflows You Can Automate Once Keap Data Lives in HubSpot

Speed-to-lead routing. A HubSpot form submission creates a Keap contact, applies the correct tag, and drops them into the matching Keap campaign by product or region within minutes, so sales engages before interest cools.
MQL handoff with full context. When a HubSpot lifecycle stage flips to MQL, the sync passes lead score, lifecycle stage, last five engagements, and UTM source into Keap and tags the record to trigger the right follow-up sequence.
Closed-loop revenue reporting. Keap opportunity stage, closed-won status, and invoice data sync back to HubSpot so marketing can attribute real revenue to campaigns instead of guessing from lead counts.
Account-based re-engagement. A closed-lost tag applied in Keap triggers a HubSpot nurture workflow segmented by loss reason, keeping the account warm without manual list-building.
Smart List activation. Keap purchase history and tags feed HubSpot Smart Lists automatically, powering targeted upsell, cross-sell, and new-product campaigns without exporting CSVs between systems.

What Breaks in a Keap HubSpot Sync, and How We Prevent It

Duplicate records and identity resolution. We match on email first, then a configurable fallback key, so a lead who fills out a HubSpot form and later gets manually added in Keap does not become two records.
System-of-record conflicts. We define, per field, which system wins when both update the same record close together, instead of letting whichever system wrote last silently overwrite the other.
Keap tag-to-property drift. Keap tags are not a 1:1 match for HubSpot properties. We build an explicit tag-to-property mapping layer and monitor it, instead of relying on a generic multi-checkbox dump.
Picklist and status value mismatch. Native connectors often sync display labels instead of internal values, so a renamed Keap stage silently breaks HubSpot reporting. We map on stable internal values.
API rate limits at volume. Across our client base we move 300 plus platforms and 20 billion plus fields annually, so we batch, checkpoint, and throttle by design instead of by accident.

Implementation Timeline: What to Expect

Most HubSpot Keap integrations complete inside eight weeks of kickoff. The first two weeks cover discovery: object inventory in both systems, field-by-field mapping, system of record decisions, and a full audit of your existing Keap tag taxonomy. Weeks three to five are build and unit testing against a staging Keap instance and a HubSpot sandbox. Week six runs the historical backfill and reconciliation. Weeks seven and eight cover user acceptance testing, cutover, and hypercare. Post-launch monitoring is included, so if a Keap configuration changes or HubSpot pushes an API update, we see it before your reports do. Full detail is on our HubSpot integration process page and 98.5% of clients renew for a follow-on scope.

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Connect the Rest of Your Revenue Stack

Keap rarely runs alone in a revenue stack. If your team also evaluates HubSpot Salesforce integration as an enterprise CRM path, we can help you weigh it against staying on Keap; see our HubSpot vs Salesforce comparison for an honest breakdown. On the finance side, a HubSpot QuickBooks integration closes the loop from closed-won deal to invoice, and a HubSpot NetSuite integration covers teams scaling into full ERP. If reporting needs to go deeper than HubSpot dashboards, a HubSpot Snowflake integration puts synced Keap and HubSpot data into your warehouse for custom analysis.

What is a HubSpot Keap integration?
How does the HubSpot Keap integration work?
Does HubSpot have a native Keap integration?
How long does a HubSpot Keap integration take to build?
Can HubSpot and Keap sync bi-directionally?
What data can sync between HubSpot and Keap?
How a HubSpot Keap Integration Actually Works
Three Ways to Connect Keap and HubSpot
Revenue Workflows You Can Automate Once Keap Data Lives in HubSpot
What Breaks in a Keap HubSpot Sync, and How We Prevent It
Implementation Timeline: What to Expect
Connect the Rest of Your Revenue Stack

HubSpot Keap Integration FAQs

While basic tools can handle simple "new contact" triggers, they often fail with the complexities of a true sales and marketing sync. Our solution provides a deep, bi-directional sync for deal stages and, most importantly, for Keap Tags, which are the foundation of Keap's automation engine. This ensures your campaigns run as intended.

We offer a flexible, bi-directional sync for tags. We can map Keap tags to a multi-checkbox property in HubSpot for easy segmentation and list building. We can also add or remove tags in Keap based on a contact's lifecycle stage or property changes in HubSpot, keeping your automation perfectly aligned.

Yes, we specialize in migrations. Our process includes a full historical data sync of your contacts, companies, opportunities, notes, and tags. This ensures a seamless transition to a new platform with no loss of your valuable customer and sales history.

Absolutely. When a lead submits a HubSpot form, our integration can instantly create the contact in Keap, apply specific tags (e.g., "Website Lead," "Ebook Download"), and add them to the correct Keap campaign to begin immediate, automated follow-up, ensuring zero lead leakage.

Yes. We build tag-to-property mappings for your specific Keap tag taxonomy and can connect and sync multiple Keap instances into a single HubSpot account, something the native data sync app cannot do without disconnecting and reconnecting each instance manually.

Cost depends on the number of objects, how many Keap instances you run, and how much custom tag logic you need. Most projects are scoped on a discovery call rather than quoted blind. Run our Integration ROI Calculator for a directional estimate before that call.

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September 2, 2026