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Request Assessment

HubSpot Services

Marketing Services

SALESFORCE TO HUBSPOT

HubSpot Custom Integrations for Salesforce Migration

Migrating from Salesforce to HubSpot is one of the highest-impact decisions a mid-market revenue team can make. It is also one of the easiest to get wrong.

Open Flow is a HubSpot Elite Solutions Partner that has guided hundreds of mid-market companies through Salesforce migrations -- preserving custom sales workflows, maintaining data integrity, and building the integrations that make HubSpot the true center of your revenue stack from day one.

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Why Mid-Market Companies Are Moving From Salesforce to HubSpot

Salesforce is a powerful platform. It is also expensive, administratively heavy, and built for enterprise complexity that most mid-market companies do not need and cannot maintain without a dedicated Salesforce admin team.

HubSpot offers mid-market organizations something Salesforce rarely does: a platform that sales, marketing, and service teams actually want to use -- with lower total cost of ownership, faster onboarding, and a native integration between CRM, marketing automation, and customer service that does not require expensive middleware to function.

The hesitation most mid-market companies have is not about HubSpot. It is about the migration. Years of pipeline data, custom fields, workflow logic, and integrations built on Salesforce feel like they create an exit barrier. The right implementation partner removes that barrier entirely.

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What Makes a Salesforce to HubSpot Migration Complex

Not all CRM migrations are equal. Salesforce migrations carry specific complexity that generic HubSpot onboarding does not account for:

Custom objects and fields.
Salesforce instances at mid-market scale almost always contain custom objects and field configurations that reflect years of business-specific development. Mapping those structures into HubSpot's data model requires analysis and architectural decisions -- not a one-to-one lift that assumes both platforms work the same way.
Workflow and automation logic.
Salesforce workflows, process builders, and flow automations need to be rebuilt in HubSpot's native automation environment. This is not a copy-paste exercise. Each automation needs to be evaluated, redesigned for HubSpot's logic model, and tested against real data scenarios before go-live.
Historical data integrity.
Contacts, companies, deals, activities, and associated records all carry relationship data that breaks if migration is handled carelessly. A migration that loses deal history or breaks contact-to-company associations creates immediate trust issues with your sales team and takes months to clean up.
Existing third-party integrations.
Most Salesforce instances have integrations with other platforms -- ERP, billing, marketing tools, support systems -- that were built around Salesforce's API and data model. Each of those integrations needs to be rebuilt or reconfigured for HubSpot as part of the migration scope.
Sales workflow continuity.
Your sales team cannot stop selling while a migration happens. A properly planned Salesforce to HubSpot migration maintains pipeline continuity so reps are never without access to their active deals and current customer context.

How Open Flow Handles Salesforce to HubSpot Migrations

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Step 1: Salesforce Audit and Data Assessment
Before anything moves, Open Flow conducts a full audit of your Salesforce instance -- documenting custom objects, field configurations, workflow logic, integration dependencies, and data quality across all record types. This produces a migration architecture document that defines exactly what moves, what gets transformed, and what gets left behind. No surprises after go-live.
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Step 2: HubSpot Architecture Design
Your HubSpot instance gets designed around how your revenue process should work, not how your Salesforce instance happened to be configured. Pipeline stages, lifecycle definitions, custom properties, and reporting structures all get architected before configuration begins.
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Step 3: Custom Integration Buildout
Every third-party integration your business relies on gets rebuilt for HubSpot at the API level. Open Flow holds HubSpot's Custom Integration Accreditation and has completed 750+ integrations across ERP, eCommerce, billing, data warehouse, and proprietary platform categories. Your integrations get built with bi-directional sync, field mapping, error handling, and documentation -- not pre-built connectors that break under real data conditions.
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Step 4: Data Migration and Validation
Records are migrated in a structured sequence with QA validation at each stage. Contact-to-company associations, deal histories, activity timelines, and custom object relationships are all validated against the source data before the migration is marked complete. Your team does not go live on a CRM with data they cannot trust.
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Step 5: Sales Workflow Rebuild and Enablement
Every automation, sequence, and workflow logic from Salesforce gets rebuilt natively in HubSpot -- tested, documented, and validated with the sales team before launch. Role-based training ensures every rep and manager knows how their specific workflow lives in the new platform.
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Step 6: Post-Migration Support
Go-live is not the finish line. Open Flow provides post-migration monitoring, data quality checks, and integration health tracking so issues get caught and resolved before they affect your team's day-to-day operations.

What Open Flow Preserves Through the Migration

The most common fear in a Salesforce to HubSpot migration is losing something that took years to build. Here is what Open Flow's migration methodology specifically protects:

  • Full deal and pipeline history with stage timestamps and associated contacts
  • Custom sales workflows and automation logic rebuilt natively in HubSpot
  • Contact, company, and deal associations with relationship integrity intact
  • Custom field data mapped correctly to HubSpot's property framework
  • Third-party integration continuity so no connected platform loses its data feed
  • Historical activity timelines including emails, calls, and meeting records
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Why Open Flow for Your Salesforce Migration

Open Flow holds HubSpot's CRM Data Migration Accreditation -- one of the most rigorous credentials in HubSpot's partner program, earned through demonstrated competency on complex real-world migrations. Combined with Elite tier status and the Custom Integration Accreditation, Open Flow brings the full credential set that a Salesforce migration at mid-market scale requires.

The numbers: 800+ successful onboardings, 750+ custom integrations, and a client base that includes mid-market companies across SaaS, eCommerce, manufacturing, healthcare, and financial services -- many of whom migrated from Salesforce as part of their engagement.

More importantly, Open Flow approaches every migration with a documented methodology. There is no improvisation on data integrity decisions. Every step is scoped, validated, and signed off before the next one begins.

Ready to move from Salesforce to HubSpot without the risk?

Start with a free migration assessment. Open Flow will audit your current Salesforce instance, map your integration dependencies, and give you a clear scope and timeline before any work begins.
 
Testimonials

What our clients say about us

Discover the voices of small businesses and enterprises alike, as they share their stories and experiences.
E-bike Rebate Program With Courtney Faulkner & Matt Miller
"What an outstanding partner and onboarding experience. Adi and his team were there to help every steps of the way, offered suggestions and work arounds for bespoke corner cases, recommended apps and were just all together fabulous to work with. Thanks so much for all your help!"
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Mike Lyles
Dedicated Partners that care about YOUR success
"We reached out to OpenFlow to help us migrate our systems from Pardot over to HubSpot. They understood the issues we were facing, documented thoroughly the plan for our migration, and proved that miracles DO still happen. We were so IMPRESSED with the professionalism and the partnership that this team offered to us, and we plan to use them in future efforts down the road! If you need a team that cares for YOU and wants YOU to win, THIS is the company to use!"
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Dell FosterCHIEF REVENUE OFFICER, BAKED BROS.
 “A+ players, skilled in their craft. Open Flow has become a strategic partner and a critical component in our plans to expand. They take the time to educate your team throughout the process—responsive, effective, and worth the investment."
Sheri Yee
Setting us up for success
"Bryan and Andre have held our hands from the beginning of our firm's HubSpot experience, and, two months later, I now feel comfortable crossing the street on my own. Every week, they helped us understand how to make HubSpot work for us by explaining the different tools and processes available to manage our customer information, with the goal of keeping our business organized and accountable. They also followed up meetings with tips and links to further explore the areas we needed assistance with, and I always felt at ease asking them for help outside our regular sessions. Their demeanor was always welcoming and encouraging. Thank you, Bryan and Andre!"
Reesha Jagdeo
Very positive experience
"Bryan was very patient, helpful, and always willing to help. Our team was migrating to HubSpot and Bryan made sure that he answered all of our questions to the best of his ability in a positive manner. We appreciated his hands-on approach, which helped us learn how to navigate HubSpot better. I would definitely recommend Open Flow to anyone seeking marketing onboarding services for HubSpot."
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Everton Medeiros Tonini

Great Marketing Onboarding

"It was great to have Bryan Azeka and his team guiding us with the Marketing Hub implementation. We started from zero, migrating services from other tools to HubSpot, so Bryan helped us from the basic account setups through more complex Marketing campaign implementations. The OpenFlow onboarding program works very well."
Luca
Luca LicciardiCustomer Success Manager, Baked Bros
 "Awesome service! Open Flow is action-oriented and has great attention to detail….customer service has gone above and beyond."
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Tim LikesSalesforce Administrator, Maxwell Leadership
 “Excellent work ethic and communication! We had to migrate from Pardot to HubSpot in a very compressed timeframe….Open Flow delivered all the major items on time, going above and beyond what we expected. ”
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Eli SwopeFounder, Buzz Monkey
 “This company is second to none! Their positive attitudes and ability to help people is amazing. Can’t send enough thanks to this business!”

Frequently Asked Questions

The following are dependent on the package you select and are subject to change. Contact our support today!
How long does a Salesforce to HubSpot migration take for a mid-market company? A standard mid-market Salesforce to HubSpot migration runs 8 to 16 weeks depending on data volume, custom object complexity, number of integrations, and the scope of workflow rebuilds required. Open Flow's phased approach keeps the project on timeline with clear validation checkpoints so nothing moves forward until the previous stage is confirmed clean.
Will we lose our custom Salesforce workflows when we migrate to HubSpot? No. Open Flow's migration methodology includes a full audit of your existing Salesforce workflows and automation logic, followed by a native rebuild in HubSpot's workflow environment. Workflows are not copied -- they are redesigned for HubSpot's logic model, tested against real data, and validated with your team before go-live.
What happens to our existing integrations during the migration? Every third-party integration currently connected to your Salesforce instance gets evaluated as part of the migration discovery phase. Open Flow rebuilds all critical integrations for HubSpot at the API level -- including ERP, billing, support, and marketing platform connections -- so your connected systems maintain data continuity through the transition.
How does Open Flow protect data integrity during migration? Open Flow runs a full data audit before migration begins, identifying quality issues, duplicate records, and broken associations that need to be resolved before they move into HubSpot. Migration happens in a structured sequence with QA validation at each stage. No data is marked migrated until it has been validated against the source records.
What is included in HubSpot custom integrations for Salesforce migration? Open Flow's Salesforce migration scope includes data audit and architecture design, custom object and field mapping, HubSpot CRM configuration, workflow and automation rebuilds, custom API integration development for all connected third-party platforms, data migration with validation, team enablement and training, and post-launch monitoring and support.
Why choose Open Flow over other HubSpot implementation partners for a Salesforce migration? Open Flow holds HubSpot's CRM Data Migration Accreditation, Custom Integration Accreditation, and Elite tier status -- the specific credentials that reflect competency in exactly the work a Salesforce migration requires. With 750+ custom integrations and 800+ onboardings completed, the team brings proven methodology and platform-specific depth that generalist HubSpot agencies typically do not have.