Quality & Experience
Makes a Concrete Difference

Who We Are

KEM Construction is a locally owned concrete repair and restoration contractor established in 2010 servicing industrial and commercial sectors in Thunder Bay and Northwestern Ontario including remote communities. Each member of our management team has 35 years’ experience in the construction industry. Our focus is to provide full concrete repair and restoration services utilizing cutting edge technology as well as time proven cost effective techniques. We will repair, restore, preserve and protect concrete structures both large and small.

Sectors We Serve

What We Do

Concrete Repair

Concrete Repair

  •   Chip and patch.
  •   Chip, form and pour.
  •   Epoxy injection.
  •   Chemical grouting.
  •   Cutting and coring.
  •   Corrosion repair.

Learn How We Can Help Repair Your Concrete

Concrete Protection in a Chemical Plant

Concrete Protection

  •   Penetrating sealers.
  •   Epoxy coatings.
  •   Urethane liners.
  •   Anode installations.
  •   Overlays.
Learn How We Can Help Protect Your Concrete

Timber Bridge

Bridge Repair & Restoration

  •   Timber.
  •   Bailey.
  •   Concrete.
  •   Multi-plate/culverts.

Learn About Our Bridge Repair & Restoration Services




  •   Elastomeric membranes for wood and concrete foundations.
  •   Containment liners.

Learn About Our Waterproofing Services



Other Specialty Work

  •   Sandblasting.
  •   Water blasting.
  •   Soda blasting.
  •   Concrete floor grinding.
  •   Painting/coating.
  •   Conduit trenching.
  •   Dock repair/restoration.

Learn About Our Other Specialty Services


Contact Us

Gord Williamson - President/Project Manager

(807) 620-2702