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Acumatica to Salesforce & HubSpot Integration

A bottom-funnel guide to connecting Acumatica ERP with Salesforce and HubSpot through real-time, two-way sync: what records move, in which direction, and the exact steps to set it up.

Author
Ruben Burdin · Founder & CEO
Published
July 17, 2026
Read time
8 min read
Acumatica to Salesforce & HubSpot Integration
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To integrate Acumatica with Salesforce and HubSpot, you connect your Acumatica ERP to each CRM through a real-time, two-way sync so that customers, contacts, sales orders, invoices, products, and inventory stay identical in every system. The most direct path is a managed sync platform such as Stacksync: it authenticates to Acumatica and to your CRM, maps the records once, and then keeps both sides current in both directions with no custom code to build or babysit.

Acumatica is where finance and operations run. It holds the customer master, sales orders, AR invoices, stock items, and on-hand inventory. Salesforce and HubSpot are where sales and marketing run: accounts, contacts, opportunities, and deals. When these systems do not share data, reps re-key order details, finance rebuilds pipeline numbers by hand, and both teams argue over which record is right.

Acumatica to Salesforce & HubSpot Integration: key points at a glance

This guide covers what actually syncs between Acumatica and a CRM, why the sync has to run in both directions, how the main integration options compare, and the concrete steps to connect Acumatica to Salesforce and to HubSpot.

What Actually Syncs Between Acumatica and Your CRM

An Acumatica to CRM integration is only useful if the right records move. In practice, a customer in Acumatica should match the account in your CRM, a contact should match a contact, and financial documents like orders and invoices should appear on the related opportunity or deal. The table below shows the records most teams sync and the direction each one usually flows.

RecordAcumatica field groupCRM objectDirection
Customer / accountCustomer (AR) masterAccount / CompanyTwo-way
ContactContact recordsContact / LeadTwo-way
Sales orderSales Orders (SO)Opportunity / DealAcumatica to CRM
InvoiceAR invoices and balanceInvoice or custom objectAcumatica to CRM
Product / itemStock Items (Inventory)ProductAcumatica to CRM
Inventory availabilityAvailable quantityProduct fieldAcumatica to CRM
Payment statusAR payment and open balanceOpportunity / custom fieldAcumatica to CRM

Directions are a starting point, not a rule. Accounts and contacts are usually two-way because either team can create or edit them. Orders, invoices, and inventory typically originate in Acumatica, so they flow out to the CRM, though new orders keyed by sales can be pushed back into Acumatica when you want reps to raise orders straight from an opportunity.

Two details decide whether the sync stays clean. First, every synced record needs a stable matching key, usually the Acumatica customer ID stored as an external ID on the CRM side, so the same customer is never created twice. Second, decide up front which fields are read-only in the CRM. Inventory counts and invoice totals should be owned by Acumatica, since letting a rep edit them in Salesforce or HubSpot invites the two systems to disagree.

Diagram: Acumatica to Salesforce & HubSpot Integration

Why Acumatica to CRM Sync Has to Be Two-Way

A one-way export from Acumatica leaves half your teams blind. Two-way sync means a change made in either system shows up in the other within seconds, so nobody works from a stale copy. Two roles feel the difference right away:

  • Sales sees live fulfillment and credit status. When an order ships or a customer hits their credit limit in Acumatica, the rep sees it on the account without opening the ERP. No more promising a delivery date that finance already put on hold.

  • Finance sees live pipeline. When a deal moves to closed-won in the CRM, finance can act on the order and invoice instead of waiting for a weekly export or a chat message.

  • Both sides trust one number. Address changes, new contacts, and updated payment terms move in both directions, so the customer record reads the same whether you open it in Acumatica, Salesforce, or HubSpot.

A concrete example: a customer calls sales to update their billing address and add a new contact. In a two-way setup, that edit lands in Acumatica within seconds, so the next invoice goes to the right place and finance never re-enters it. Run the same scenario one-way and the address sits in the CRM while Acumatica keeps billing the old one.

The technical requirement behind this is conflict handling. When the same field changes in two places at once, the sync needs a defined source of truth or a timestamp rule so one edit does not silently overwrite the other. That is the part brittle scripts usually get wrong.

Acumatica CRM Integration Approaches Compared

There are three common ways to connect Acumatica to a CRM. They differ in whether they sync both directions, whether updates are real-time or batched, and how much you have to build and maintain.

ApproachTwo-way?Real-time?Setup effort
Native or point connectorOften one-way onlyUsually scheduled batchLow, but rigid and hard to extend
Generic iPaaSPossible, but you build every flowDepends on polling intervalHigh, you own the mapping and error logic
StacksyncYes, native two-wayYes, changes sync in secondsLow, guided mapping with managed conflict handling

Native connectors are quick to switch on but usually push data one way on a schedule, which is why sales still sees yesterday’s inventory. Generic iPaaS tools can do more, but you become the integration team: you build each flow, handle retries, and debug drift. A purpose-built real-time sync keeps both directions current and handles conflicts for you, which is the model Stacksync uses.

How to Integrate Acumatica with Salesforce

To connect Salesforce with Acumatica, you authenticate both systems, choose the objects to sync, map the fields once, and turn on two-way sync. The Acumatica and Salesforce integration follows four steps:

  1. 01
    Connect Acumatica and Salesforce
    Authenticate Acumatica through its contract-based API and Salesforce through OAuth. Confirm the API user has read and write access to the objects you plan to sync.
  2. 02
    Pick objects and map fields
    Match the Acumatica customer to the Salesforce Account, contact to Contact, and sales order to Opportunity. Map each field and set type conversions, for example the Acumatica customer ID to a Salesforce external ID.
  3. 03
    Set direction and conflict rules
    Make accounts and contacts two-way, keep invoices and inventory flowing from Acumatica outward, and choose a source of truth per field so simultaneous edits resolve cleanly.
  4. 04
    Test, then go live
    Validate the mapping on a handful of records, confirm that updates round-trip in both directions, then enable the sync for the full data set.

For teams with heavy order volume, the same setup handles line-item detail and status changes. As an order moves from open to shipped to invoiced in Acumatica, the linked Salesforce opportunity reflects each step, so the rep never has to ask operations where an order stands.

Because an Acumatica external ID sits on the Salesforce account, records stay matched over time instead of creating duplicates every time a company name changes.

Diagram: Acumatica to Salesforce & HubSpot Integration

How to Connect Acumatica to HubSpot

Connecting HubSpot to Acumatica works the same way, mapped to HubSpot’s object model. The Acumatica and HubSpot integration lines up like this:

  • Companies and contacts: Sync the Acumatica customer to the HubSpot Company and Acumatica contacts to HubSpot Contacts, two-way, so marketing and finance share one customer record.

  • Deals: Push Acumatica sales orders onto the related HubSpot Deal, and optionally create an Acumatica order when a deal reaches a chosen stage.

  • Invoices and payment status: Surface AR invoice and open-balance data on the HubSpot company or a custom object so customer success sees who is past due before a renewal call.

  • Products and inventory: Bring Acumatica stock items and available quantity into HubSpot so quotes reflect what you can actually ship.

The result is that a HubSpot user sees order history, invoice status, and stock availability on the company record, and any contact or company edit they make flows back to Acumatica.

For marketing, this also means campaign and lifecycle logic can key off real order and payment data instead of guesses. A customer who just fell behind on payment does not sit in an upsell sequence, and a first-time buyer can trigger an onboarding track the moment the order posts in Acumatica.

Book a Stacksync demo — Acumatica to Salesforce & HubSpot Integration

Common Pitfalls and How Stacksync Handles Them

What breaks Acumatica to CRM syncs, and the fix
Most Acumatica to CRM projects fail on three things: duplicate records when there is no shared key, silent data loss when two systems edit the same field, and API rate limits during high-volume periods. Stacksync addresses each one. It matches records on an external ID so updates land on the right account instead of spawning duplicates, applies per-field conflict rules so no edit is silently overwritten, and uses change data capture so it only calls each API when data actually changes, with retries and replay so a transient limit resumes cleanly instead of dropping records.

This is the difference between an integration you set up once and one you re-fix every quarter. Real-time, two-way sync with managed conflict handling keeps Acumatica, Salesforce, and HubSpot aligned without a standing maintenance burden on your team.

Get Your Acumatica and CRM Data in Sync

Integrating Acumatica with Salesforce and HubSpot comes down to one decision: keep exporting data one way on a schedule, or run a real-time, two-way sync where every customer, order, invoice, and inventory count matches across finance, sales, and marketing. The second option is what lets reps quote accurately, lets finance act on pipeline the moment it closes, and gives everyone a single customer record they can trust. To see it running on your own Acumatica, Salesforce, and HubSpot data, book a demo with Stacksync.

Start syncing with Stacksync — Acumatica to Salesforce & HubSpot Integration

FAQ

Frequently asked questions

How do I integrate Acumatica with Salesforce?
Authenticate Acumatica through its contract-based API and Salesforce through OAuth, then map the Acumatica customer to the Salesforce Account, contacts to Contacts, and sales orders to Opportunities. Turn on real-time two-way sync so edits made in either system update the other within seconds. A managed platform like Stacksync does the mapping and conflict handling for you.
How do I connect Acumatica to HubSpot?
Connect both systems, then map the Acumatica customer to the HubSpot Company, Acumatica contacts to HubSpot Contacts, and sales orders to HubSpot Deals. Surface invoices, payment status, and inventory on the company record. Enable two-way sync so any contact or company edit in HubSpot flows back to Acumatica and order data flows forward.
Is there a native Acumatica Salesforce connector?
Some native and point connectors exist, but most push data one way on a schedule, so sales still sees stale inventory and credit status. For a real-time, two-way sync that keeps accounts, orders, invoices, and inventory aligned in both directions, a purpose-built sync platform such as Stacksync is a better fit than a batch export.
Can I sync Acumatica and my CRM in real time?
Yes. Using change data capture, a sync platform detects a change in Acumatica or your CRM and propagates it within seconds instead of waiting for a nightly batch. This keeps customers, orders, invoices, and inventory current so sales quotes accurately and finance acts on closed deals immediately.
Should Acumatica to CRM sync be one-way or two-way?
Two-way for accounts and contacts, since either team can create or edit them. Financial records like invoices and inventory usually flow from Acumatica out to the CRM, while new orders keyed in the CRM can flow back. Two-way sync gives sales live fulfillment and credit status while finance sees live pipeline.

About the author

Ruben Burdin
Founder & CEO

Ruben Burdin is the Founder and CEO of Stacksync, the first real-time and two-way sync for enterprise data at scale. Ruben is a Y Combinator alumni with a strong background in software engineering and business.

All posts by Ruben Burdin

About Stacksync

Stacksync powers real-time, two-way sync between CRMs, ERPs, and databases. Engineers sync data at scale and automate workflows, not dirty API plumbing.

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