Eastern Ontario's Commercial Door Supply Partner

Steel Doors, Wood Doors, Frames & Hardware. Direct & On Time.

Rivergate Door Supply brings commercial contractors, builders, and facility managers top-tier doors, frames, and architectural hardware with industry-leading local lead times and direct regional service.

Request a Fast Quote

Rapid Regional Turnaround

Shortest lead times in Eastern Ontario for quotes & orders.

Commercial Grade

Heavy-duty steel, SDI-standard frames, and fire-rated wood options.

Complete Packages

Doors, frames, hinges, locks, and closers keyed and prepped together.

Local Knowledge

Based in Cornwall, serving local job sites with direct personal support.

Our Product Inventory

Built for Durability. Configured to Spec.

Heavy Duty

Steel Doors

Hollow metal doors built for high-use security, impact resistance, and weather tightness.

  • 18 & 16 Gauge Steel
  • Fire-Rated up to 3 Hours
  • Insulated Polystyrene Cores
  • Custom Lock & Hinge Preps
Spec Steel Doors
Architectural

Wood Doors

Premium solid core wood doors for commercial interiors, offices, and institutional applications.

  • Particleboard & Stave Cores
  • Natural Veneer Options
  • 20 to 90 Min Fire Ratings
  • Factory Pre-machined
Spec Wood Doors
Structural

Steel Frames

Precision-engineered frames designed for seamless installation in masonry and drywall walls.

  • Welded or Knocked-Down (KD)
  • Multiple Jamb Depths
  • Anchor Options for any Wall
  • Galvannealed Steel Finish
Spec Steel Frames
Grade 1 & 2

Hardware & Trim

Complete mechanical and electrified door hardware packages built for safety and accessibility.

  • Panic & Exit Devices
  • Heavy-Duty Door Closers
  • Commercial Mortise & Cylindrical Locks
  • ADA Compliant Controls
Spec Hardware
The Rivergate Difference

No Long Delays. Direct Local Delivery.

We understand that late door deliveries shut down job site handovers. Rivergate works directly with contractors across Cornwall and Eastern Ontario to keep your schedules intact with direct-to-site fulfillment.

Get In Touch

Request Your Project Quote

Send us your door schedules, specifications, or drawing sets. Our estimators will review your requirements and respond with a competitive pricing package.

Rivergate Door Supply Inc. 100-113 Amelia St.
Cornwall, Ontario

Phone (613) 930-5145

Email info@rivergatedoorsupply.com