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St. Catharines


113-115 Cushman RoadUnit 15St. Catharines, ON L2M 6S9

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Emergency Response 24/7, 365 days a year | Administration office is closed on evenings and weekends

+1(800) 667-5513

St. Catharines Mould, Water & Fire Damage Restoration

The First Onsite St. Catharines branch is home to a highly-skilled operations team that prides itself on exceptional customer service and delivering our clients a seamless recovery process from beginning to end. Our crews are cross-trained in multiple specialties, better preparing them to serve both commercial and residential customers facing any number of unique situations - including the direct impact of conditions felt by our neighbors here in the Greenbelt. We are fully equipped to respond to fire, wind and water damage, mold remediation efforts, and we offer unique services including asbestos cleanup and HAZMAT response (including biohazard management). Above all, we are a driven, reliable team of professionals who approach each and every project with urgency and empathy. We understand the difference we can make in the lives of our customers and are committed to supporting each client through every step of the recovery process.

Service Area

FIRST ONSITE is able to service these communities as well as all of North America.

  • Hamilton
  • Burlington
  • Oakville
  • Stoney Creek
  • Grimsby
  • Ancaster
  • Dundas
  • Lincoln
  • Smithville
  • Dunville
  • St.Catharines
  • Welland

Find additional local First Onsite Property Restoration specialists in your area

Featured Services


Discover the certifications and industry memberships that qualify us as a leader in our field.

  • General Services Administration (GSA) Certification
  • ISNetworld (ISN) Member Contractor
  • Best's Client Recommended 2020 Expert Service Providers Award
  • Restoration Industry Association Member
  • Institute of Inspection Cleaning and Restoration Certification (IICRC)

First Onsite

We are FIRST ONSITE, a leading restoration and property reconstruction company serving North America and beyond. We’re proud to provide the highest-quality remediation, restoration, and reconstruction services for essential industries of every kind: from healthcare and education, to commercial and residential.  Our local, dedicated operations are backed by extensive national resources, so that we can be first to arrive and first to make a difference for businesses, homeowners and communities. Our speed, scope, and scale are unmatched, but it’s our people that make the real difference. With a commitment to excellence, service, and doing the right thing, we’ll get you back to work and life. No matter what. We help you Restore, Rebuild and Rise.