Founded in 1997, G-TEK began in the telecommunication’s network maintenance industry for Bell and Expertech. Over the years, GTEK was able to rank itself amongst the big companies by showing rigor and professionalism with many clients such as:

  • Bell
  • HQ
  • CSEM
  • City and municipalities
  • Real-estate developers

G-TEK’s know how allowed him to climb rapidly amongst the leader of the underground infrastructure industry. For over 20 years, GTEK allows Quebecers to benefit from sustainable infrastructure by deploying new technologies such as optic fibre and electrical charging stations. In 2012, G-TEK widens its services by adding vacuum trucks for hydro-excavation, cleaning and pumping of access pits and sewers.


We carry out structuring projects that improve the population’s quality of life and contributes to the deployment of the electrification strategy. Our expertise allows our customers to benefit from quality infrastructure, built in accordance with the environmental standards in force.


To become the essential leader in the construction and maintenance of underground infrastructure, electrical distribution and telecommunications.


Safety. We support a culture of “Zero accident” and contribute to the constant improvement of the safety of our workers through training, awareness and innovation.

Integrity. We empower our employees and associates to “always do the right thing” by adopting ethical and moral behavior at all times.

Respect. We not only advocate a management style based on mutual respect, but also on compliance with established deadlines and budgets.

Accomplishement. We promote self-realization and personal accomplishment. We coach our employees to develop and realize their full potential in all aspects of life.

Excellence. We are the pioneers of our industry, our deep desires “to be the best” drives us to constantly innovate in the improvement of processes and working methods.

Guillaume Vachon

President, Valard Quebec & G-TEK

With over two decades of leadership experience spanning project management, engineering, and operations in the energy sector, Guillaume is a seasoned professional renowned for his strategic vision and unwavering commitment to excellence. Born in Sherbrooke, Quebec, Guillaume has spearheaded the successful delivery of major transmission, substations, and distribution projects across Western and Eastern Canada. His collaborations with utilities offer a unique vantage point, providing valuable insights into clients’ needs and optimizing business operations.

Guillaume is dedicated to upholding profitability, values, and strategy. His leadership is characterized by a relentless focus on customer service and cultivating high-performing teams committed to safety. As demonstrated by his track record, Guillaume exemplifies forward-thinking leadership to ensure the success and sustainability of our activities within the dynamic energy landscape. He focuses on continuous improvement, change management, and strategic growth initiatives. He is a driving force behind the success of our projects in Quebec, contributing to the overall growth and sustainability of the organization.

Gilles Pelletier

Vice President, Operations, Valard Québec

Following his studies in Civil Engineering, Gilles has logged 35 years of experience in the construction sector. He started out in the field and gradually worked his way up through the ranks; he feels that this provided him with the opportunity to understand and solve challenges along the way, while always considering and staying aware of the consequences of his decisions. His development as a leader has been attained by working on many civil works projects – these included road construction, highway construction, bridge construction, water purification and underground infrastructure, and, of course, in the construction and rehabilitation of transmission lines, ranging from 69kV to 735kV.

Gilles joined Valard in 2014 as a Transmission line Manager – he has been instrumental in building a strong Transmission Line Team for Valard Quebec. The Muskrat Falls project provided Gilles and his team with the chance to work with their Valard colleagues from across Canada. Gilles has enthusiastically taken on the position of Vice President of Valard Quebec Operations.


Yanick Fortin

Operations managing director
450 628-4835 poste 6601

Christian Giroux

Administration managing director
450 628-4835 poste 6604

Delphine Edery, ing

Director Estimation & SST
450 628-4835 poste 6616

Kevin Lagacé, MBA, Adm.A.

Projects manager director & Stategic developement
450-628-4835 poste 6621

Martin Boissonneault

Fleet manager
450 628-4835 poste 6613

Francois Dumont

Distribution director & special projects
450 628-4835 poste 6603