Justin is a solution-driven project manager and grouting specialist with more than 15 years of diversified, hands-on construction experience.

Justin’s project experience includes the design and placement of specialty grout formulation for void filling, soil stabilization utilizing sodium silicate and cement grouting techniques and water cut-off solutions for geotechnical, underground and heavy civil applications. His extensive knowledge of grouting techniques allows him to resolve complex and challenging situations on-site to avoid production delays.

Justin provides technical direction for the grouting team to deliver the highest quality performance in all stages of the grouting process. His management of on-site operations ensures smooth execution of our services in a safe working environment.

Work History


2006 to date

Multiurethanes Ltd. - Mississauga, ON
Multiurethanes Inc. - Buffalo, NY

Justin Couto – Regional Director, Field Services

Technical Skills

  • Support for clients to handle challenging water and soil control issues on a variety of construction sites

  • Restoration of concrete structures, including high-performance waterstops, crack injection, and application of concrete repair materials

  • Control of water inflows through leaking concrete structures, construction joints, expansion joints, rock fissures and shoring

  • Grout mixing and pumping equipment for application of cement and chemical grouts

  • Light-weight cellular grout for annular space grouting and void filling

  • Construction job site troubleshooting and training of contractor personnel for concrete repair and water control applications


  • Solutions for high volume, high pressure, high-temperature water inflows

  • Hands on technical direction and site supervision for grouting operations

  • Water control for underground mines

  • Chemical grouting

  • Cement grouting

  • Cellular grouting

  • Water cut-off

Safety Certifications

  • Standard First Aid CPR-A & AED

  • Confined Space Entry

  • Working at Heights


Justin Couto’s Projects

Find Advice from Our Specialists for Your Grouting Projects