Prositeweb Inc

Prositeweb Inc. is a Canadian custom software development and systems integration company based in Montreal, Quebec. Since 2015, we have helped businesses transform complex operational challenges into secure, scalable, and tailored digital solutions.

We build software around each client’s business rules, workflows, and existing systems. Our objective is not simply to deliver technology, but to help organizations automate operations, centralize data, reduce repetitive work, and gain greater control over their digital infrastructure.

Our Mission

Our mission is to make custom software development more accessible, efficient, and valuable for growing businesses. We combine tailored engineering with reusable architectures and technical resources developed through more than a decade of project experience.

What We Offer

Custom Software Development: Applications designed around your operations, users, and business requirements.
Workflow Automation: Digital tools that replace manual processes, spreadsheets, repetitive tasks, and disconnected workflows.
Systems and API Integration: Connections between websites, business applications, CRMs, ERPs, payment systems, and third-party platforms.

Web Applications and Business Portals: Secure platforms for customers, employees, partners, and internal teams.
B2B E-Commerce Solutions: Transactional platforms supporting complex pricing, inventory, customer accounts, and operational integrations.

Software Architecture and Modernization: Technical assessment, restructuring, performance improvement, and modernization of existing applications.

Our Approach

We begin by understanding your operations and business rules. We then identify the most valuable processes to improve and design a solution that can evolve with your organization.
Through internal resources such as Phoenix Forge Architecture, Enseadev, and Immoweb, we accelerate development without imposing rigid templates or sacrificing customization, security, performance, or maintainability.

Our Team

Led by founder and president Gilblas Ngunte Possi, our team brings experience in software engineering, web application development, systems integration, e-commerce, and digital architecture. We collaborate closely with business leaders and internal teams throughout the planning, development, deployment, and continuous improvement phases.

Our Values

Business Alignment: Technology must support real operational objectives.
Quality: We build secure, reliable, and maintainable solutions.
Transparency: We communicate clearly about scope, priorities, costs, and technical decisions.
Control: We help clients reduce unnecessary dependencies and maintain ownership of their digital solutions.
Long-Term Partnership: We design systems that can grow and evolve with the organizations that use them.
At Prositeweb, we do more than build applications. We create digital systems that help businesses operate more efficiently, adapt faster, and support sustainable growth.