Les Constructions H.L. Thériault Inc.
About Les Constructions H.L. Thériault Inc.
Les Constructions H.L. Thériault Inc. (HLT) is a Quebec-based excavation and underground construction specialist founded in 1988, serving as an ISO 9001:2015 certified expert in the construction and restoration of underground piping structures and massive installations for electrical and telecommunications networks. The company brings together a team of accredited specialists capable of working on critical infrastructure including underground access pits and electrical chambers, with skilled operators excelling in the fabrication of engineered structures. As a proud member of Groupe RPF, HLT combines decades of experience with modern expertise to deliver reliable underground infrastructure solutions.
38+ Years
In Business
Services
- Excavation
- Underground Construction
- Underground Piping Structures
- Electrical Infrastructure
- Telecommunications Infrastructure
- Access Pit Construction
- Underground Electrical Chambers
- Specialized Fabrication
- General Contracting
Specializations
Certifications
- ACRGTQ Member
- RBQ License: 2417-9863-51
- ISO 9001:2015
- Info Excavation Member
- RBQ Licensed
Portfolio
Photos
Contact Information
Sayabec, QC G0J 3K0
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