Office Containers in St. Louis, MO

Your Job Site Office, Delivered

Tri-State Container Solutions delivers ready to work office containers to job sites across the St. Louis metro, from the city itself to St. Charles, Chesterfield, Wentzville, and the Metro East. Every unit is built in our own yard and arrives wired, lit, and climate controlled, so your crew has a secure office on site in days, not weeks.

Buy the unit outright or rent it for the length of the project. Either way, you talk to a real person who gives you a real price the same day.

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Tired of the Quote Runaround?

If you have tried to get a job site office from the big national chains, you know the drill. You call United Rentals, WillScot, or Mobile Mini and nobody can give you a price. You get transferred three times. Rental rates surge when supply gets tight. And if you would rather just buy the unit, most of them will not sell it to you at all.

We run it differently:

  • A real person answers the phone and can actually quote you
  • Same day, straight answer pricing with no transfer maze
  • We sell and we rent. Your call, not ours
  • No surge pricing when supply gets tight

Built for Commercial Construction Crews

Our office containers work for the people who build things: general contractors, excavation and sitework crews, road and bridge builders, and industrial trades. One job site often means three subcontractors, and every one of them needs a secure place to run the work.

We set up superintendents, project managers, and field crews with lockable steel offices that hold up on a working site. Power, lighting, and a mini split come standard, so the unit is ready the day it lands.

Straightforward Pricing. Buy It or Rent It.

20' Office Container

Starting at $14,900
  • 36 inch commercial steel door
  • Two 36 inch sliding windows
  • 12,000 BTU heat and cool mini split
  • Finished smart siding interior

40' Office Container

Starting at $20,900
  • 36 inch commercial steel door
  • Two 36 inch sliding windows
  • 12,000 BTU heat and cool mini split
  • Finished smart siding interior

Custom Office Configurations

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  • Divided layouts with extra doors and windows
  • Shelving and insulation upgrades
  • Electrical options for your equipment
  • Built around how your crew works

Need it for one project instead of forever? Ask about rental terms when you call. Custom layouts, extra windows, insulation, and electrical options are available on any unit.

Delivered to Your Site, Fast

We deliver throughout the St. Louis metro and the surrounding region, including St. Charles, Chesterfield, Wentzville, Belleville, Edwardsville, and the Metro East. Our drivers place the unit exactly where you need it on site. Most orders deliver within days, not the weeks you may have been quoted elsewhere.

Common Questions

How fast can you deliver to St. Louis?
Most office containers deliver within days of your order, depending on configuration and site location. Call us with the job site ZIP and we will give you a real date.

Do you rent or sell?
Both. Buy the unit outright, rent it for the length of the project, or ask about rent to own. We will quote every option and let you pick.

What comes standard?
A commercial steel door, sliding windows, a 12,000 BTU heat and cool mini split, finished interior walls, and commercial electrical, ready to plug in on site.

Can you customize the layout?
Yes. Dividers, extra doors and windows, shelving, insulation upgrades, and electrical options are all available. Tell us how your crew works and we will build around it.

Get a Same Day Quote

Call 573-687-8019 or send the quote form above. Tell us the job site city and what the office is for, and you will get a straight answer with a real price.