Sage 300 CRE to Sage Intacct data migration: what moves, what changes, and what to expect

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September 8, 2026
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5 min read
ERP Systems & Solutions
Sage Intacct
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Most of your Sage 300 CRE setup carries over to Sage Intacct Construction. Prefixes and sub-accounts become dimensions, and the base account stays part of the general ledger. Two things really change: job-cost payroll, which Sage Intacct Construction handles differently, and miscellaneous worksheets. The hardest work in most migrations is deciding how dimensions should represent your business.

Our team runs these migrations. Tina Rehberg and Audra Speth explain what carries forward, what changes shape, and how to prepare.

How your Sage 300 CRE structure maps to Sage Intacct Construction

If you run Sage 300 CRE, you already have the right mental model for Sage Intacct Construction. You organize the general ledger around companies, base accounts, and operational segments.

The terminology changes, but the logic carries forward.

The prefix that identifies the company maps to a dimension in Sage Intacct Construction. Sub-accounts, which often represent departments or locations, also map to dimensions. The base account remains part of the GL account structure rather than becoming another dimension.

Alta Vista Technology uses an extraction tool to pull Sage 300 CRE data and convert it into the format required for Sage Intacct Construction. Instead of rebuilding your accounting logic from scratch, the implementation team translates a structure you already understand into the new system.

Sage is the family, but we speak a little bit different language when you go to different software. 100 speaks a different language than 300, 300 speaks a different language than Intacct, but the core is the same. If you compare it to talking to someone from the West Coast to the East Coast, it's a minor language barrier. QuickBooks is a completely different country.
Audra SpethAudra SpethCustomer Success Manager

Sage 100 Contractor users have a similar advantage. Dimensions are easier to understand when they are connected to the GL accounts and business structure your team already knows.

Job-cost payroll and miscellaneous worksheets work differently

The first major workflow difference is payroll.

Sage 300 hands down has one of the best payroll solutions out there for job costing, because it's independent. It has the payroll that posts to the general ledger for general ledger reporting, but then it has a separate payroll that posts to your job cost that gives you your transactional costing. When clients are coming over to Sage Intacct, it doesn't have that job cost payroll that they're used to seeing. That is a big surprise.
Tina RehbergTina Rehberg · Senior Sage Intacct Consultant

We set that expectation early with every contractor that leans on Sage 300 CRE job-cost payroll.

Sage Intacct Construction does not include a payroll module. Instead, it is designed to connect with a specialized payroll system. Alta Vista Technology uses Hammr as its preferred payroll provider. Hammr supports certified payroll, prevailing wages by county and trade, multi-union projects, timesheet-level labor syncing, and California compliance.

The second major change involves miscellaneous worksheets.

Miscellaneous worksheets in Sage 300 is — I would call it maybe not necessarily a free-for-all, but they can utilise it to do a lot of things that happen in the general ledger. Project managers can go in and say 'I'm putting in a job cost for this transaction' and type it into miscellaneous worksheets. It's a general ledger. When you come to Sage Intacct, if you don't have a business licence you're not able to impact the general ledger, so you have to go through a different workflow.
Tina RehbergTina Rehberg · Senior Sage Intacct Consultant

Sage 300 CRE users may be accustomed to entering job-cost transactions through a direct, flexible worksheet. In Sage Intacct Construction, users need the appropriate business-level license to affect the general ledger that way. Without that license, the transaction must reach the GL through another workflow.

Both are changes in how the work gets done, and they cause trouble only when your team discovers them after the migration has begun.

Dimensions require the most preparation

Extracting the data is usually the more mechanical part of a migration. The harder part is helping your team understand how dimensions will represent the business.

Much of that logic already exists in your general ledger. The implementation team connects Sage Intacct Construction terminology to the accounts, prefixes, sub-accounts, cost classifications, and workflows your team already understands.

Other terms change as well. A cost classification category in Sage 300 CRE maps to a cost type dimension in Sage Intacct Construction. Tasks in the Sage 300 CRE work breakdown structure become activities or cost codes in Sage Intacct Construction.

A lot of times I will let the client explain to me, so I hear their language and use their language. I will adapt my language to what they utilise.
Tina RehbergTina Rehberg · Senior Sage Intacct Consultant

That matters because you need to see your own business inside the new model before the new words mean anything.

Without that, even a clean extract feels like a difficult migration.

How to prepare for a smooth migration

A smooth migration starts with an honest expectation that the move will take time.

This is not a flip of a switch. This is a process. It's a new bicycle your team's riding — let's just make sure we're all being patient through the process.
Audra SpethAudra Speth · Customer Success Manager

Prepared clients expect an adjustment period that includes testing and some trial and error. They are willing to reconsider familiar workflows instead of trying to reproduce every Sage 300 CRE process in Sage Intacct Construction.

They also involve the right people on both sides of the implementation. The partner needs consultants with Sage Intacct Construction experience. The client needs someone who understands the existing structure and can explain why it was designed that way.

Interstate Mechanical & Core provides a useful example. The HVAC and plumbing contractor needed better cloud access, reporting, integrations, and job-cost visibility. It also needed a cloud system that could integrate with Procore for its project managers.

The Sage Intacct Construction implementation went smoothly because Interstate Mechanical & Core involved capable people, had a relatively general cost-code structure, and set realistic expectations. Someone on the client team had been through a system change before and understood that the first pass would not be perfect.

Some firms also have concerns about cloud access, data protection, and data storage, especially when they do not know another contractor that has completed a similar migration. Those concerns deserve clear answers. The larger question, however, is whether the business is ready to change its processes.

When migration makes sense

Cloud access alone is not a reason to migrate to Sage Intacct Construction.

A stronger reason is a broader change in what your business needs from reporting, integrations, cloud access, and job-cost visibility. When those needs justify a migration, expect a staged transition to new dimensions and workflows rather than a direct copy of Sage 300 CRE under a different name.

Your implementation partner also matters. Sage Intacct Construction is different from standard Sage Intacct, so choose a partner with specific Sage Intacct Construction experience. That partner should work primarily with construction companies and understand construction accounting firsthand.

There is no benefit to moving before your organization is ready. Once it is ready, the right product, an experienced construction technology partner, and realistic expectations can make the transition manageable.

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