Dock & Door Repair Services in Ontario
These are the dock and commercial door services covered in Ontario, CA. Find the equipment you're looking at, or call (385) 325-7138 and describe it — you don't need to know what it's called.
Call to describe the problem—if the door is stuck open or the dock is down, say so first.
Independent service-request website. Calls may be shared with an independent commercial dock-and-door repair company. That provider confirms availability, scope, pricing, and service terms.
Pick your equipment
| What you're looking at | Service that covers it | What's included | What isn't |
|---|---|---|---|
| Sectional bay or drive-in door — horizontal panels on tracks. Springs, cables, rollers, tracks, panels, operators | Commercial Garage & Overhead Door Repair | The door, its hardware, its counterbalance and its operator | Residential garages; trailer cargo doors; storefront and walk-through doors |
| Steel plate built into the dock floor that tilts into the trailer | Dock Leveler Repair | Hydraulic, mechanical, air-powered, edge-of-dock and vertical-storing levelers — deck, lip, hold-down, power unit, controls | The pit's concrete and any structural slab work |
| Curtain of interlocking steel slats, or a single sheet, coiling around a barrel | Commercial Roll-Up & Rolling-Steel Door Repair | Curtains, slats, endlocks, guides, bottom bars, hoods, barrels, counterbalance, chain hoists and operators | Trailer cargo roll-up doors; storefront grilles as a lock job |
| Known or suspected fire-rated rolling door; existing labels and records help identify it | Rolling Fire Door Inspection, Drop Testing & Repair | Rolling fire doors and shutters, including missing-identification questions — inspection, drop testing, repair, reset, replacement conversations | Swinging fire doors, exit hardware, fire alarms, sprinklers, dampers |
| Fast fabric or rigid high-performance door, sometimes at a cooler; model-specific mechanism | High-Speed & Cold-Storage Door Repair | Curtains, guides, drives, controllers and activation devices | Refrigeration equipment; strip curtains; automatic pedestrian entries |
| Seals, shelters, bumpers, portable plates and boards, dock lights, chocks | Dock Seal, Shelter, Bumper & Dock Plate Repair | The equipment around and across the opening, plus the plate-versus-leveler answer | Dock face concrete and structural repair |
| Steel hook or arm holding the trailer, plus the red and green bay lights | Trailer & Vehicle Restraint Repair | Restraint mechanisms, controls, communication lights and interlock faults | The trailer itself, its rear impact guard or its cargo doors |
| A schedule rather than a breakdown | Commercial Garage & Overhead Door Maintenance | Planned door and operator scopes, safety device testing, multi-site programmes | Dock equipment PM — that lives with the dock pages |
| Replacing a door, or putting in a new operator | Commercial Garage & Overhead Door Installation and Replacement | Replacement and new installation, specification, permit routing, lead time | Cutting new openings, shell work, structural concrete |
Not sure which one? Call and describe the problem. You do not need the equipment name before calling.
Commercial and industrial only
Facilities we take calls about: warehouses, distribution centres, third-party logistics and fulfilment operations, manufacturing plants, cold storage, food and beverage facilities, auto-service bays, fleet garages, workshops, commercial self-storage and other commercial buildings. A two-bay workshop counts.
What we don't cover, and where to go instead:
- Residential garage doors — a residential garage door company.
- Boat docks and boat lifts — a marine contractor. This is a loading dock site.
- Truck and trailer cargo doors — a trailer service shop. This request is for building-mounted equipment, not vehicle repairs.
- Pedestrian storefront entrances, automatic entry doors, glass and hollow-metal walk-through doors with their locks and closers — a storefront door or locksmith specialist. When this site says "commercial door," it never means a storefront or a lockset.
- Parts-only orders — a parts distributor.
- Structural concrete, pit and slab work — a concrete contractor.
Where we take these calls
Ontario and the surrounding Inland Empire, across San Bernardino and Riverside Counties — Rancho Cucamonga, Fontana, Chino, Chino Hills, Upland, Montclair, Rialto, Mira Loma, Eastvale, Corona, Riverside, San Bernardino and the communities around them. The independent provider confirms the facility address and its own availability.
Full service area, county by county →
Describe the dock or door problem
If the dock is down or the door is stuck open, lead with that.
Independent service-request website. Calls may be shared with an independent commercial dock-and-door repair company. That provider confirms availability, scope, pricing, and service terms.
Ontario dock and door repair · Service area · Call details and what to have ready · Change service area · How Uptime works · All Ontario services · About Uptime
Sources
- Rytec — Spiral HZ spring-counterbalanced high-speed design — checked 18 September 2026
- DASMA — rolling fire-door identification guidance — checked 18 September 2026
- MHI / LODEM — dock-equipment families — checked 18 September 2026