Odoo Upgrade from version 16 to Odoo 19: A Successful Odoo ERP Upgrade for an Environmental Consultancy Company

By migrating to Odoo 19, our client eliminated 30% of their custom code, successfully realigning with Odoo’s standard workflows as new features closed previous functional gaps. This timely Odoo upgrade not only unlocked significant performance gains but also allowed the client to avoid a 25% licensing cost surcharge. The result? A leaner, faster, and more cost-effective ERP ecosystem

Client Profile: Scaling Enterprise Efficiency for 4+ Years

Our customer is an innovative environmental services company that delivers specialized remediation, consultancy, and sustainability solutions to clients across industries. Four years ago, they faced the immense challenge of operating across three disconnected legacy systems, which led to data silos and operational bottlenecks.

As their chosen Odoo upgrade services provider, we initially led a high-stakes digital transformation, consolidating their 3 Legacy system into a single, unified Odoo environment. Since that successful migration, we have provided continuous, end-to-end support, ensuring their Odoo ERP evolves alongside their expanding business requirements.

Number of employees: 71+

Project Brief

Project at a Glance

Modules Upgraded: 47 Custom & Standard Modules
Database Volume: 24 GB
Infrastructure: Odoo.sh
Timeline: 15 Weeks

The client was previously operating on a legacy Odoo version (Odoo 16). By executing a strategic Odoo 19 migration, we successfully moved their 24GB database to the latest environment while optimizing their Odoo.sh licensing, instantly reducing recurring costs by 25%.

The transition involved the upgrade of 47 custom modules, including deep integrations and business-critical customizations. Our team delivered the project on a strict timeline with zero impact on daily operations, ensuring that the client’s workflows remained uninterrupted. Beyond cost savings, the Odoo 19 upgrade empowered their team with AI-capabilities and new features of Odoo 19.

Business Needs / Challenges

Required System Improvements

The client required enhanced system capabilities beyond their existing Odoo setup, including AI-powered features, advanced reporting, and real-time project and resource tracking. They also needed more automated workflows and improved dashboards to reduce manual effort and gain better visibility and control over budgets, resources, and overall operations.

High Licensing Costs

The client faced high licensing costs under their previous setup. By upgrading to Odoo 19, we optimized Odoo.sh pricing, reducing costs by approximately 25% while providing access to the latest features and enhanced platform capabilities.

Client Reporting Expectations

Clients and internal teams needed better insights into budgets, equipment usage, employee productivity, and project profitability. The older system could not deliver modern, easy-to-read reports or visual dashboards, limiting transparency and decision-making.

Technology Stack & Tools

Implementation Overview

Detailed Pre-Upgrade Analysis

We reviewed the existing Odoo system, customized code, and data to plan a safe and smooth upgrade to Odoo 19.

Data Upgradation

All existing data was seamlessly migrated to Odoo 19, ensuring accuracy, integrity, and preservation of historical records while enabling the client to fully leverage the upgraded system.

Code Customizations

The upgrades included code customizations and third-party module fixes, ensuring all existing functionalities continue to work seamlessly while maintaining consistent and efficient business processes.

Testing Cycles

The upgraded system was thoroughly tested in multiple phases. Initially, all customizations were validated on a demo database, followed by comprehensive testing on the migrated database. Both default Odoo workflows and custom flows were rigorously tested, and a User Acceptance Testing (UAT) phase was conducted to confirm the system met user expectations before going live.

Targeted Staff Training

Conducted sessions for employees on Odoo 19’s budgeting tools, access rights, productivity dashboard, and AWS S3 integration features to ensure efficient project and client management. Additionally, training materials for core modules were prepared to help the client work effectively with the upgraded system.

Post-Upgrade Support

Offered hands-on monitoring during go-live, resolving issues quickly to maximize immediate benefits from new budgeting, reporting, and custom features.

Business Impact

Cost Savings

AI Capabilities

Odoo 19 introduces integrated AI features such as content generation, automated email and document drafting, intelligent field suggestions, and contextual assistance across modules.

New Features in Odoo 19

Odoo 19 introduces improved user experience, faster performance, and more intuitive dashboards across modules. Enhanced reporting, streamlined workflows, and better integration capabilities that enables to operate more efficiently and scale with greater ease.

Increased Odoo Support

Odoo.sh provides continued support after migration to the latest version, ensuring a smooth and well-guided upgrade process. This ongoing support helps maintain system reliability, simplifies version transitions, and enables the client to consistently benefit from the latest features and improvements.

Self-Hosted Odoo Enterprise Upgrade with High Volume of Data and Custom Code – Odoo 15 to Odoo 18