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40 Foot Office & Storage Combo Containers

Sometimes, a standard portable storage unit just won’t cut it. For situations where you need a storage container that can double as a temporary workspace, Mobile Mini’s 40ft office and storage combo units are the perfect solution. 

Half storage container, half mobile workspace, our 40ft office and storage combo units allow you to store your commercial equipment while tackling administrative tasks and other job functions requiring a quiet, secure space to work. 

Our 40ft office and storage containers are made from repurposed shipping containers. Yes, those shipping containers. That means our units are highly portable, strong, and able to take a beating from rain, wind, and snow. 

What Is a 40ft Office and Storage Combo Container?


40ft office and storage shipping containers, 40-foot combo containers, and 40ft office and storage containers are all different ways of describing a 40ft portable unit that offers storage and a mobile workspace. 


Our 40 foot combo containers are the ultimate storage chameleons, offering you a fully functional, multi-use space that can be organized and configured to meet your current and future commercial work needs. 


Like all of our storage units, the storage area of the 40ft office and storage shipping container is fully secure and designed to offer the ultimate in spatial and organizational functionality. And like all of our temporary workspaces, our 40ft office and storage combo units create a mobile workspace that feels like a temporary location, offering the comfort and utility you need to get your work done.


Our 40-foot combo containers are standalone units that involve no installation and are ready to go the moment they hit the ground. These units are also designed with spatial efficiency in mind; they take up a small footprint, allowing you to keep them right on your worksite. 


40ft Combo Office diagonal view
40ft Combo Office side view
40ft Combo Office backside view
40ft Combo Office Floorplan
40ft Combo Office diagonal view thumbnail
40ft Combo Office side view thumbnail
40ft Combo Office backside view thumbnail
40ft Combo Office Floorplan thumbnail


Ground Mounted
8’ ceiling height
8’ wide
40’ box size
40’ long

Exterior Finish

All steel structural components
1 ⅛” plywood sub floor
Standard drip rail gutters
10-16 gauge floor; Joist 12
16-gauge steel siding

Interior Finish

Drywall textured flat ceiling
Vinyl tile floors
Drywall textured 



A clearance of 120’ is required for our and 40’ containers. Our trucks require a 21’ vertical clearance for loading and unloading containers. We can provide a free site check, where one of our drivers will come out and determine the most appropriate location. 


Heating and Cooling
Vertical HVAC

Exterior phone / data jack access
120/240 Volt, single-phase
125 amp breaker panel
Fluorescent ceiling lights
Requires a 30kW Generator (Not Included) or Connection to a Power Line

Windows and Doors
Hydraulic door closures
Mini blinds
Exterior security
Horizontal slider windows with screens
High security door system with three-part interior locking system

Whether you need one unit or a hundred across the country, our dedicated drivers will swiftly and carefully deliver your unit directly to your door, and help you find the safest and most convenient place to put it on your site. They can even help show you how to use the specific features on your unit if you need assistance. Because we own trucks we are a reliable and cost-effective solution.

For customers with long-term logistical needs, we can relocate your empty office to your next jobsite. This additional solution makes us more flexible and responsive to meet your needs. It can also means extra savings for you.

Returning your unit is just as convenient. Schedule your pick-up on the MM CONNECT customer portal or give us a call. 

Mobile Mini National Accounts
Synchronize your supply chain across the US through our National Accounts Program. You’ll get preferred pricing and hassle-free access to the largest selection of products. With over 150 locations, we are one of the only companies in our industry with a national footprint to meet your storage needs nearly anywhere.

Step into the Driver’s Seat
MM Connect, our state-of-the-art customer portal puts the power in your hands to see all products on rent, locations, and costs in one view, on demand. Easily request service, pickups, and relocations, while accessing your account information in real-time.

Why Choose a 40ft Office and Storage Combo Shipping Container? 


As we mentioned, our 40ft office and storage combo units are built for situations that call for simultaneous storage and mobile office solutions. They’re designed for medium to large storage demands and have the following specs:

Our 40ft office and storage combo units can store virtually anything. From equipment to tech, supplies, and furniture, when it comes to what you can put into our 40ft office and storage combo shipping containers, the options are nearly endless. 

Our customers use these 40ft containers to store items like:

  • Seasonal supplies 
  • Excess or unused inventory
  • Small commercial equipment 
  • Janitorial supplies 
  • Landscaping tools
  • Medical supplies 
  • High-value inventory
  • Records and documents 

When to Choose a 40ft office and Storage Combo Unit


When it comes to industries, Mobile Mini takes a “sky’s the limit” view on what sectors can utilize our storage and mobile workspace units. We are proud to serve over 20 industries nationwide, including automotive, agriculture, construction, education, hospitality, medical, and retail. 

Some of the ways our customers use our 40ft office and storage shipping containers include:

  • Construction Storage and Temporary Work: Construction project managers use our 40ft office and storage combo to store small- and medium-sized equipment, fragile and sensitive materials, and other essential construction supplies. They also use these units as a quiet and secure workspace to take care of administration, eat and take breaks, and accomplish tasks that need a bit of quiet and distance from an active worksite to complete.
  • Retail Storage and Temporary Work: Retail locations use our 40ft combo containers to store unused and seasonal inventory, keeping their stockroom and showrooms clear for new items and customer usage. They also use these units to organize and track inventory right on-site. 
  • Education Storage and Temporary Work: Schools, universities, and colleges love our 40-foot combo containers because they provide space to store tech, school supplies, books, and teaching aids/furniture while simultaneously creating extra space for faculty to work, lesson plan, grade papers, and handle administrative tasks. 
  • Hospitality Storage and Temporary Work: Our 40-foot combo containers are great for storing unused kitchen and hotel equipment, decorations, furniture, and supplies. They also create space for employees to handle administrative tasks like guest check-in, waitlist management, and bookkeeping/accounting. 

Benefits of a 40ft Office and Storage Shipping Container


When it comes to benefits, our 40ft office and storage combo units are not in short supply. Some of the advantages that these units bring to our customers’ worksites and business operations include: 

  • Security: All Mobile Mini 40-foot combo containers come standard with our tri-cam locking system. These locks are impossible to cut, hack, pick, or tamper with; they’re virtually theft-proof. They’re designed to seamlessly integrate with our units, so you never have to worry about break-ins or theft.
  • Weatherproof: The good thing about corrugated steel—besides its unrivaled strength—is that it is naturally weatherproof. This means that our 40ft office and storage container keep your items safe through heavy rain and wind, snow, ice, hail, and even tornadoes and natural disasters. 
  • Portable: As we mentioned, our 40ft office and storage containers used to be shipping containers. Even though they have taken on a new role, all of the portability and durability that they were born with are very much still present. It’s easy to move empty containers from site to site, making our 40ft office and storage combo units ideal for storage and temporary work demands that are spread across different regions and geographies. 


Security Features

High-Security Door System


Each mobile security office features easy-opening interior doors with a three-point interior locking system and D-ring plus discus lock, adding an extra level of security. 

  • 16-gauge door skin & welded door frame
  • MMI patented bolt lock technology
  • Heavy duty welded hinge system

More Than Just Storage


With Mobile Mini Essentials, you get all of the add-ons you need to make the most of your 40ft office and storage shipping containers. Take your pick from items like shelves, lighting, office furniture, and office appliances—all of them allow you to use your unit in safer, more organized, and more efficient ways. 

The Mobile Mini Difference


Mobile Mini has been North America’s largest and most trusted storage and jobsite solutions provider for over three decades. Our customers love us, and for good reason. We offer award-winning customer service, top-notch inventory, and one-stop shopping that makes addressing your commercial needs easy, convenient, and hassle-free. 

As an added bonus, delivery, pick-up, and relocation of empty units come standard with all rentals, and there’s nothing we won’t do to make your rental experience flawless and productive.

Balancing the books in the middle of a construction site can be challenging. Storage shouldn’t be. Check us out today and see how easy commercial storage can be.