Updated September 2026 · Written and maintained by the Progression Agency strategy team
Progression Agency provides ERP development services: custom ERP modules, extensions to Odoo, NetSuite and other platforms, and integrations that connect finance, inventory, operations and sales systems into one reliable source of truth.
On this page · 12 sections
- What is ERP development?
- ERP development services we provide
- Key features and components
- Common integrations
- Financial controls
- Our ERP development process
- How much does ERP development cost?
- Technology we typically use
- Mistakes to avoid
- Why choose Progression Agency for ERP development?
- Related services
- Custom ERP vs off-the-shelf ERP
The short answerERP development is building or extending enterprise resource planning software — finance, inventory, purchasing, production and reporting — so core operations run on one data model. Most businesses extend an ERP platform rather than build one from scratch; custom ERP modules and integrations commonly cost $40,000-$250,000.
Cost ranges are US planning figures, not quotes.
What is ERP development?
ERP development is designing, building, customizing or integrating enterprise resource planning software that runs an organization’s core operations on shared data.
For small and mid-sized businesses we usually recommend extending a proven platform such as Odoo, NetSuite or Microsoft Dynamics, with custom modules only where the business is genuinely different.
ERP development services we provide
Projects we are most often asked to build.
Custom ERP modules
Industry-specific functionality where standard modules fall short.
Odoo development
Custom apps, workflows and integrations on Odoo.
NetSuite and Dynamics extensions
Scripts, integrations and custom records.
ERP integrations
Connect ecommerce, CRM, WMS, payroll and banking.
Data migration
Move and clean data from legacy systems.
ERP reporting
Dashboards on governed ERP data; see dashboard development.
ERP development is designing, building, customizing or integrating enterprise resource planning software that runs an organization’s core operations on shared data.
Key features and components
What separates a useful build from a costly one.
| Feature | Why it matters |
|---|---|
| Shared data model | One version of the truth |
| Role-based access | Segregation of duties |
| Audit trail | Financial controls |
| Workflow approvals | Purchasing and spending |
| Multi-entity support | Growing organizations |
| Integrations | No re-keying |
| Reporting | Real-time operations |
| Migration tools | Clean go-live |
Common integrations
Where the value usually comes from.
| System | What we connect |
|---|---|
| Ecommerce | Orders and inventory |
| CRM | Customers and quotes |
| WMS | Fulfillment |
| Banking | Payments and reconciliation |
| Payroll | Labor costs |
| BI | Reporting |
Financial controls
ERP systems underpin financial reporting.
- Segregation of duties and approval workflows.
- Audit trails for financial transactions.
- Access reviews and least privilege.
- Controls that support your auditors’ requirements.
Our ERP development process
We map processes and data, recommend a platform to extend or a custom approach, design the data model, build modules and integrations in sprints, migrate data, run in parallel to verify numbers, and go live with training.
How much does ERP development cost?
As a planning range, ERP integrations commonly cost $40,000-$100,000, custom modules on an existing ERP $50,000-$150,000, and a custom ERP for a specialized business $200,000+.
| Scope | Typical range | Timeline |
|---|---|---|
| ERP integration | $40,000-$100,000 | 2-4 months |
| Custom modules on existing ERP | $50,000-$150,000 | 3-6 months |
| Custom ERP for specialized operations | $200,000+ | 6-12 months |
Technology we typically use
Mainstream, maintainable choices.
| Layer | Choice |
|---|---|
| Platforms | Odoo, NetSuite, Dynamics |
| Custom modules | Python (Odoo), JavaScript (SuiteScript) |
| Integration | REST APIs, iPaaS |
| Data | PostgreSQL |
| Reporting | BI tools |
| Hosting | Cloud |
Mistakes to avoid
Common causes of overruns and low adoption.
- Building a custom ERP when a platform fits.
- Migrating dirty data.
- No parallel run.
- Customizing everything.
- Ignoring integrations until late.
- Skipping user training.
Why choose Progression Agency for ERP development?
Engineering, design and go-to-market in one team.
- Honest platform recommendations.
- Integration and migration experience.
- Reporting on top of ERP data.
- You own the code, data and accounts.
- Headquartered in New York City, working with clients nationwide and worldwide.
Related services
See CRM development, manufacturing software and enterprise app development.
Custom ERP vs off-the-shelf ERP
Packaged ERP suites cover standard accounting, inventory and purchasing well. Custom ERP, or custom modules around a packaged core, is the better fit when your operations do not match the package’s assumptions.
| Factor | Packaged ERP | Custom ERP or custom modules |
|---|---|---|
| Fit to unusual workflows | Workarounds and customization | Built around your process |
| Licensing | Per user, rising with headcount | No per-seat license |
| Time to first value | Fast for standard processes | Phased, module by module |
| Upgrades | Vendor-controlled | Under your control |
The hybrid approach
Many clients keep packaged accounting and build custom operations modules connected by APIs, which is often the lowest-risk route.
Ready to scope it?
Tell us the users, workflow and systems involved. We will propose a first release and planning estimate.
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Frequently asked questions
What is ERP development?
How much does ERP development cost?
How long does ERP development take?
Should we build a custom ERP?
Do you do Odoo development?
Do you customize NetSuite?
Can you integrate our ERP with Shopify?
Can you migrate from QuickBooks to an ERP?
What is a parallel run?
What modules does an ERP include?
Can you build ERP dashboards?
What tech stack do you use?
How much maintenance is required?
What should I look for in an ERP developer?
Can ERP work for small businesses?
Can you connect ERP to our CRM?
Can AI help with ERP?
How do you avoid ERP failure?
Who owns the customizations?
Where is Progression Agency located?
Do you provide Odoo ERP development services?
Need software built?We build custom ERP modules and extensions to Odoo, NetSuite and other platforms, connecting finance to operations.
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