Mobile Offices for Worksites

Office Anywhere.

Let's face it, the dashboard of a truck makes a lousy desk. When you need to get work done right in the middle of all the action, you need a real, fully functional office from SiteBox Storage. Our portable offices are assembled and finished right in our own production facility, here in the U.S.A., to withstand virtually any setting. Unlike other mobile offices on the market, ours are built to sit at ground level, making them both safer and more attractive. Our portable offices are configured to maximize productivity and provide all of the amenities of a modern brick-and-mortar office to help you take care of business in comfort.

20' & 40' Mobile Worksite Offices

sbs 20ft office hero cutout
portable office interior 1
portable storage office setting
portable office interior 2
8x20 office side
8x20 office top
high security locking system
High-Security Locking System
easy ground level access
Ground-Level Access
easy access temperature control
Interior Temperature Control


Portable Storage Accessories - Secure Locking

Secure Locking

Our locks are sized to fit container doors.

Fast Wall

Divide your office into 2 or 3 sections. Available with or without a man door.

Fast Wall with a Man Door

Internal fast walls can be equipped with walk-through personal doors.
We do not provide moving services, including; packing, loading, unloading or transporting of loaded SiteBox containers.

Container Delivery & Installation

Getting your container on site is quick and easy. Give us a call, or go online and we'll have it delivered exactly where you want it, when you want it. It's all thanks to a highly refined transportation system and strategically located SiteBox Storage distribution hubs.

Tilt-Bed Tractor Trailer | 40' Unit

Tilt-Bed Tractor Trailer | 20' Unit

Portable Storage

How much room do we need to deliver your unit?

A 20-foot container needs approximately 50 to 100 feet of straight clearance, depending on the type of delivery equipment available in your area. A 40-foot container would need approximately 100 feet of straight clearance and an approximate width of 12 feet.


Returning your storage container is easy.
Schedule on our SB Customer Portal, or simply give us a ring at 855-SiteBox (855-748-3269)

pick up or relocate your storage container


For clients with ongoing logistical requirements, we offer the convenience of relocating your empty storage container rental to your next project site.

Get It On Your Terms

Whether you're looking for a temporary solution or thinking about making a long-term investment, we have an option that will meet your needs and your bottom line.


  • Use it only when you need it
  • Prompt delivery and pick up
  • 28-day billing cycle


  • 2-year/26-month term
  • No down payment required
  • Available in all markets


  • New and used units (View Inventory)
  • Delivery available
  • Large selection