Naperville Commercial Door Company

UTILITY MEETS SECURITY

High-performance Doors

When you’re looking for a reliable Naperville commercial door company for your business, choose United Door and Dock. We’re the go-to option for top-quality products that meet the highest standards of durability, functionality, and safety. We have a wide variety of products that can help improve your facility’s safety and security.

Focus on your business instead of worrying about your doors or security. You can count on us to take care of all your door needs. Our team is committed to providing high-quality doors and top-rated security solutions to keep your facility running smoothly.

  • New door sale and installation
  • Many sizes and metals
  • Maintenance and repair

  • Same-day quotes and invoices

24/7 Text Graphic

Service on all types of door, dock, and warehouse equipment

24/7 Text Graphic

Service on all types of door, dock, and warehouse equipment

United Door and Dock Truck Bumper with Safey and Service Logo, Crew Member in the Background

24/7 SERVICE

Keeping your business running with minimal downtime

Warehouse with Commercial Doors

ALWAYS EQUIPPED

All types of commercial door and dock equipment available

United Door and Dock Crew Member Fabricating

PROFESSIONAL CREW

Good, hard-working people helping businesses deliver their best

United Door and Dock Truck Bumper with Safey and Service Logo, Crew Member in the Background

24/7 SERVICE

Keeping your business running with minimal downtime

Warehouse with Commercial Doors

ALWAYS EQUIPPED

All types of commercial door and dock equipment available

United Door and Dock Crew Member Fabricating

PROFESSIONAL CREW

Good, hard-working people helping businesses deliver their best

DOCK DOORS

HIGH SPEED DOORS

PEDESTRIAN DOORS

ROLLING STEEL DOORS

ELECTRIC OPERATORS

FIRE DOORS

COOLER AND FREEZER DOORS

Bug Screen Door/Vinyl Strip Curtain

Annual Fire Door Drop Testing

Know your facility’s doors will work properly in the event of a fire. We provide code-mandated annual inspections that follow testing procedures per NFPA 80. United Door and Dock can also re-label doors with missing or illegible fire-rated labels.

EXCEEDING YOUR EXPECTATIONS

Our Latest Projects

We’re committed to delivering projects that exceed expectations. No two projects are alike, so we’ll work closely with you to ensure our work achieves the desired outcome.


Commercial Warehouse Door
United Door and Dock Crew Member Installing Commercial Door
White Commercial Door
United Door and Dock Truck Parked Under Open Commercial Garage Door
Fire Door Operated by Employee in High-Visibility Vest
Industrial Warehouse Garage Door
United Door and Dock Crew Member with Truck and Equipment
United Door and Dock Crew Members Working on Roll Up Door Installation
Dock Shelters
United Door and Dock Crew Member Working on Project inside of warehouse
United Door and Dock Crew Members Working on Glass Pedestrian Door Installation
Dock Leveler with United Door and Dock Technician in High-Visibility Vest
United Door & Dock Truck and Employee in front of Dock Seal
United Door and Dock Truck in Front of Target
Industrial Gate with Automatic Operator
United Door and Dock Trucks Parked Outside Warehouse Docks
United Door and Dock Employee Working on Commercial Door Project
United Door and Dock Truck Parked by United Center Sign
United Door and Dock Crew Member Working on Project inside of warehouse
Dock Leveler with United Door and Dock Technician in High-Visibility Vest
United Door and Dock Crew Members Working on Roll Up Door Installation
Warehouse with Commercial Doors
United Door and Dock Crew Member Performing Concrete Repair
United Door and Dock Crew Member Working on Project inside of warehouse
United Door and Dock Truck Parked Outside Warehouse Docks
United Door and Dock Trucks Parked in Chicago
United Door and Dock Trucks Parked in Chicago
United Door and Dock Truck Parked Outside Warehouse Docks
United Door and Dock Truck Parked Outside Warehouse Docks
Warehouse Dock Levler with Truck Restraint
United Door and Dock Crew Member Fabricating
Warehouse Building Project
United Door and Dock Crew Member Working on Project inside of warehouse
United Door and Dock Crew Member Working on Project inside of warehouse
United Door and Dock Trucks Parked Outside of Project Location
United Door and Dock Truck Parked Outside of Project Location with Roll Up Door
United Door and Dock Truck Parked Outside Warehouse Docks
United Door and Dock Crew Members Working on Project inside of warehouse
United Door and Dock Crew Member Servicing Automatic Grocery Store Glass Doors
Warehouse Building Project
Revolving Glass Door with United Door and Dock Truck Parked Outside of Target
Target Vestibule with Revolving Glass Doors and Automatic Glass Sliding Doors
Target Vestibule with Glass Doors
United Door and Dock Crew Members Installing Revolving Glass Door at Target
United Door and Dock Crew Members on Installation Project
United Door and Dock Crew Members Working on Roll Up Door Installation
United Door and Dock Crew Member Fabricating
United Door and Dock Crew Member Servicing Warehouse Door
Warehouse Door
Industrial Garage Door
United Door and Dock Crew Member Standing Next to Gray Roll Up Door
Dock Leveler
United Door and Dock Crew Members Working on Warehouse Safety Solutions Project
United Door and Dock Crew Members Working on Warehouse Safety Solutions Project
United Door and Dock Crew Member Fabricating
United Door and Dock Crew Members Working on Commercial Project
United Door and Dock Crew Members Working on Warehouse Dock Project
United Door and Dock Crew Members Working on Commercial Project
United Door and Dock Crew Members Working on Commercial Project
United Door and Dock Crew Members Working on Glass Door Project
United Door and Dock Crew Member Fabricating
United Door and Dock Crew Members Working on Warehouse Project
United Door and Dock Crew Members Working on Warehouse Dock Project
United Door and Dock Crew Members Working on Commercial Project
United Door and Dock Crew Members Working on Warehouse Project
United Door and Dock Crew Members Working on Warehouse Dock Project
United Door and Dock Crew Members Working on Warehouse Project
United Door and Dock Crew Members Working on Commercial Door Project
Transporting Stack of Packaged Roll Up Doors
Transporting Stack of Packaged Roll Up Doors
United Door and Dock Crew Members Working on Warehouse Door Project
Warehouse Stairs
Dock Lift
Nova Dock Shelters
Raised Warehouse Dock Lift
United Door and Dock Crew Members Working in Office Conference Room
United Door and Dock Crew Members Working Outside
United Door and Dock Crew Members Working on Warehouse Project
Warehouse Roll Up Doors
United Door and Dock Crew Members Working on Industrial Garage Project
United Door and Dock Trucks Parked Outside of Industrial Garage Project
United Door and Dock Trucks Parked Outside of Industrial Garage Project
Crash-Rated Vehicle Barriers
Vehicle Barriers
Tiger Teeth
Warehouse Safety Solutions
Dock Leveler
Dock Levelers
Gate
Mike Kerley of United Door and Dock Truck in front of Dock Shelters
Truck Restraint
Warehouse Asset Protection
Dock Leveler
Warehouse Dock Project
United Door and Dock Crew Members Working on Commercial Door Project
United Door and Dock Crew Members Working in Office Conference Room
United Door and Dock Crew Members Working on Warehouse Project
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UNITED DOOR AND DOCK

We’re on Standby

  • Installation, maintenance, and repair
  • Real-time updates and communication
  • No project is too big or too small

  • Proudly serving Naperville


ASA Chicago Logo
Disadvantaged Business Enterprise (DBE Certified) Logo
ISN Logo
Minority Business Enterprises (MBE Certified) Logo
United Door & Dock Truck and Employee in front of Dock Seal

OUR TEAM IS READY

Start Your Project

We’re here 24 hours a day, 7 days a week.
There’s always someone ready to offer our unique brand of expert service.