For over 30 years

A leader in project management and turnkey construction

A proven expertise, from concept to delivery

About us

Since 1994, Lanthier Construction has distinguished itself through the quality of its work, the rigor of its execution, and its ability to successfully deliver complex projects in the commercial, industrial, institutional, corporate and pharmaceutical sectors.

Our team supports clients at every stage of the project through a structured approach focused on collaboration, transparency, and performance. Whether it involves a new building, an expansion, or an interior renovation, we develop tailored solutions that align with the operational, technical, and budgetary requirements of each environment.

Services tailored to your project's needs

Construction Management

A flexible and collaborative approach

The construction management delivery approach allows the contractor to be involved from the earliest stages of the project, helping optimize costs, streamline decision-making, and ensure effective coordination among all stakeholders.

This delivery method is particularly well suited to projects that are evolving in scope or require a high degree of flexibility throughout execution.

Lump-Sum

Structured execution with controlled costs

When plans and specifications are clearly defined, the lump-sum approach provides a predictable and reliable framework. Clients benefit from a fixed price, comprehensive project oversight, and rigorous construction site management.

Our team ensures efficient execution while maintaining strict adherence to budgets, schedules, and quality standards.

Integrated Project Delivery

Strategic collaboration from the start

This approach fosters collaboration among the client, design professionals, and contractor from the earliest stages of the project.

By bringing key stakeholders together from the outset, it helps optimize decision-making, reduce risks, improve coordination, and maximize overall project performance.

Expertise Across Multiple Industries

Industrial

High-performance environments adapted to the operational and technical realities of industrial settings.

Corporate spaces

Modern, functional office environments designed for today’s evolving workplace needs.

Commercial

Spaces designed to support growth, enhance the customer experience and improve operational efficiency.

Institutional

Sustainable, high-performance buildings designed to meet the requirements of public and parapublic organizations.

Pharmaceutical

High-performance environments tailored to the operational, technical, and regulatory requirements of the pharmaceutical sector.

We support the evolution of your spaces

New buildings

Complete construction of commercial, industrial, and institutional buildings tailored to the client’s objectives.

Interior renovations and layouts

Optimization of existing spaces to improve functionality, user experience, and overall environmental performance.

Building expansions

Extension and modernization of existing facilities, ensuring seamless integration with ongoing operations.

Major renovations

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Projects delivered

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More than 500 projects successfully delivered across a wide range of industries.

Dedicated employees

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A multidisciplinary team of more than 40 dedicated professionals committed to the success of every project.

Flexibility

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Whether it’s Lump Sum, Construction Management, Design-Build, or Preconstruction, we tailor our approach to meet your project’s unique needs.

Years of expertise

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More than 32 years of expertise in construction and project management.

FASKEN

Fasken Office Layout

What Differentiates Us

A Collaborative Approach

A people-focused, collaborative, and disciplined approach. At Lanthier Construction, our work is built on collaboration, transparency, and commitment. We believe the best projects are achieved through trust, open communication, and strong teamwork.

Our team supports clients at every stage of the project through:

Structured planning
Proactive project management
Effective coordination
Transparent communication
Rigorous execution

Projects Designed to Last

For more than three decades, Lanthier Construction has been delivering projects that combine performance, durability and quality of execution.

Confidential organization

Axium Infrastructure

Essilor

Énergir – Multipurpose room

Lanthier Construction

Fondaction

FONDACTION

Transformation of Fondaction’s Head Office

Optimizing Every Decision

Value engineering at the core of our approach

Every decision has an impact on a project’s value. That’s why we work closely with our clients, consultants, and partners to identify the best technical, financial, and operational solutions. Our goal is simple: to maximize the value of every dollar invested, reduce risk, and deliver high-performing, sustainable projects tailored to our clients’ real needs.

Build Your Career With Us

At Lanthier Construction, we believe our success is built first and foremost on the people who make up our team. We are looking for committed, detail-oriented individuals who are passionate about construction and eager to contribute to meaningful, long-lasting projects.