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Get to Know Calgary’s Sims & MHS

Sims & MHS is Calgary’s most reliable source for overhead doors and loading docks for over 50 years. Formerly Sims Overhead Door and MHS Material Handling Services Ltd we merged in 2020 and became Sims/MHS bringing together unmatched experience, expertise and knowledge in overhead garage doors, loading docks and recycling equipment. Sims Overhead Door has been Calgary’s go-to commercial, industrial and residential overhead door specialist since 1962, MHS Material Handling Services Ltd has provided loading dock installation, repair, and maintenance for all brands of docks and dock accessories since 1984. We are authorized dealers for CHI Overhead Doors, Liftmaster Operators, Steelcraft Overhead Doors, Indotech Rubber Doors, Micanan Commercial Door Operators, Pentalift Loading Docks and Harmony Recycling Equipment. We are Calgary’s leader in Overhead Door and Loading Dock supply, repair and maintenance. You don’t stay in business and successful for so many years by accident. Sims/MHS put the customer first always. Call us. We will be there on time and on budget!!

Last Minute and Emergency Repairs

At Sims & MHS, we know well that no business can afford an interruption. A malfunctioning overhead door or loading dock needs to be addressed ASAP.   Sims/MHS offers 24-hour service 7 days per week. If you need to get your dock or commercial overhead door repaired quickly, safely and properly call us. We will be there same day! 

The Products That We Can Help You With

You can find the following products at Sims & MHS:


  • Overhead doors

  • Garage door openers

  • Fire-rated rolling steel doors and shutters

  • Rolling steel service doors

  • High-speed doors

  • Dock levellers

  • Shelters

  • Underground Parkade Doors

  • Full View Service Doors

  • Truck door repairs

  • Multi-blade doors

  • Mega doors

  • Commercial operators

  • Gate operators

  • Rolling and sliding security grilles

  • Elevating docks

  • Truck restraints

  • Dock to Safety Equipment

  • Dock bumpers

  • Door seals and shelters

  • Lift tables and production equipment

Some of Our Services

Some of our services include:


  • Install, repair and maintenance on all makes of dock equipment

  • 24-hour on-call service within the Calgary area

  • Options – sales, lease-to-own, rental

  • New and used forklifts, pallet jacks, power jacks, balers, stackers, and more

  • Custom fabrication

Commercial Door Installation And Repairs In Calgary

No matter the day or time, call us for all your commercial overhead door repair and maintenance needs.

Get In Touch

Sims & MHS

Address: 16 - 5915 40th St SE

Calgary, Alberta T2C 2H6





24 /7 service



Monday 08:00 AM - 05:00 PM

Tuesday 08:00 AM - 05:00 PM

Wednesday 08:00 AM - 05:00 PM

Thursday 08:00 AM - 05:00 PM

Friday 08:00 AM - 05:00 PM

Saturday Closed

Sunday Closed


Calgary and surrounding areas


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