About Us

A leading company delivering engineering solutions throughout the lifecycle of its buildings.

With nearly four decades of experience, LMSI is structured into four business units: Design Engineering, Construction Management, Facilities Management and Building Consultancy, covering all stages of a building’s lifecycle.
We are committed to ensuring respect for the built environment through solutions that preserve natural resources such as energy and water, safeguarding the future for the next generations. To achieve this, we recruit, develop and retain highly skilled professionals, building teams of excellence.

LMSI operates independently from all market stakeholders and values ethics and rigour in its activities.

LMSI is a specialist Building Engineering company, focusing on the following disciplines:

MEP (Mechanical, Electrical and Plumbing)

HVAC systems, ventilation, electrical installations, communications, lighting design, building management systems, fire safety and intrusion systems, vertical transportation equipment and plumbing systems.

Safety

Emergency and evacuation plans, testing and validation of critical systems, evacuation simulations and computational smoke behaviour modelling.

Energy Efficiency

Energy strategies, building thermal performance parameters, audits, certification, monitoring and energy optimisation plans.

Sustainability

Sustainability has become a strategic pillar in the management and development of projects and organisations. The integration of ESG criteria, combined with LEED and BREEAM certifications, contributes to more responsible decision-making in the investment and operation of real estate assets

Project Management

Used as a tool in project coordination, construction management and supervision, maintenance management, facilities management, and technical audits

LMSI operates independently from all market stakeholders and values ethics and rigour in its activities.

Our Business Units

Design Engineering

Extensive experience in large-scale Building Engineering projects, ensuring the design of technical building systems for major landmark developments, always seeking sustainable solutions.

Established in 1983, this department focuses on the development of Technical Building Systems projects, making a strong contribution to the sustainability of the built environment. Our team of engineers is dedicated to developing innovative solutions that create value for clients, while respecting their operational, financial and planning objectives. LMSI is the company you should have by your side when starting new projects from scratch. See LMSI as the right partner in Building Engineering to support the development of your projects.

Construction Management

Established in 1983, this department focuses on planning and controlling construction works, ensuring compliance with project specifications as well as client timelines and budgets. LMSI is the right partner to support you throughout all phases of your project, ensuring that each intervention is carried out in accordance with the highest standards of quality, time and cost.

Facilities Management

LMSI is a specialist in Building Management and Facilities Management.

Established in 2005, this business unit provides specialised services in building operation and maintenance, facilities management, smart maintenance and Maintenance Consultancy (TGE | TREIE).

LMSI is the right partner to support you in solving any challenges related to the management of your building. As a specialist in Facilities Management, LMSI helps optimise building operations, allowing you to focus on your core business.

Building Consultancy

The Building Consultancy business unit, established in 2005, supports owners, investors and asset managers in technical assessments, project management and improving the energy performance of buildings. LMSI is the ideal partner to ensure that every decision is supported by reliable data, rigorous analysis and specialised technical support.

Energy Management platform developed by our engineering team.

Operating since 2010, WiseMetering is a technological platform for Energy & Water Management, designed to help clients improve the efficiency in the use of these critical resources, as well as optimise associated costs. Developed by a team of experts in building engineering and technology, WiseMetering provides innovative solutions to monitor and control energy and water consumption in real time. Through data analysis, our clients can make informed decisions and implement measures that contribute to a better, more sustainable world.

Founder’s Message

Our role (…) is to ensure Quality and Innovation, adding Knowledge and Technology, delivering Value to projects, construction works and buildings, ensuring energy-efficient, sustainable and cost-optimised solutions in terms of investment and operation.

Luis Malheiro, Founder of LMSI

40+

Years of Experience

170+

Employees

1000+

Clients Served

10.000+

Projects Delivered

LMSI’s Team

At the heart of our success is a highly qualified and experienced multidisciplinary team, specialised across a wide range of areas, from design to construction management and facilities management.

Our team is composed of over 150 professionals with in-depth knowledge of complex and critical technical systems, and a strong commitment to excellence.

We consistently deliver innovative, high-performance solutions tailored to our clients’ needs.
We take pride in holding prestigious certifications across a wide range of industry standards and best practices. These certifications not only validate our technical capabilities but also reinforce our commitment to ensuring the highest levels of reliability, efficiency and sustainability in every project we undertake.