Repair Service | JF Cook Co., Inc.
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Repair Service

Call 414-762-4000 for emergency service 24/7

For an appointment, or request service with one of our reliable, factory-trained technicians on all types of residential garage doors and commercial doors, docks and closures complete this form and we will get back to you shortly.

We Can Handle the Problem.
Residential Garage Doors

We provide prompt, courteous service at competitive prices for all makes of residential garage doors and motor operators / controllers. Most repairs can be handled in one stop by our factory trained technicians who will arrive with a fully stocked service vehicle.

Commercial Overhead & Pedestrian Doors
Loading Docks

When time and money count, count on us for competitive service pricing for all makes of commercial interior and exterior overhead doors and closures, controllers, and dock equipment. Our experienced, factory-trained technicians are equipped with fully stocked service vehicles and able to address many types of problems in one visit.

J. F. Cook Co., Inc./Overhead Door Company of Greater Milwaukee BBB Business Review

Guardian Preventative Maintenance


Safety  |  Efficiency  |  Climate Control  |  Security  |  Aesthetics

Guardian Asset Protection offers customized and thorough door and window preventative maintenance programs for facilities that strive to operate at high efficiency for the lowest cost.

  • Ensuring proper door operation to increase facility efficiency.
  • Saving energy costs by maintaining all temperature control aspects of doors and docks.
  • Safeguarding your facility to give you peace-of-mind by testing all security equipment for proper functionality.
  • Maintaining all safety aspects to keep you and your employees safe from injury.
  • Taking notice of the aesthetic aspects of your facility and making sure your doors are up to the same physical standard.

Proper maintenance and high quality service can prolong the life of your investments while also reducing emergency repair costs.

Need help making a grand entrance?

We are here to help!

24/7 Emergency Repair Service

Commercial | Residential
Garage Doors & Openers | Overhead Doors & Operators | Gates | High Performance Doors | Fire Doors | ADA Pedestrian Doors