Offices

Portable Office Buildings

Custom-built office units that give you flexible, finished workspaces - wherever you need them.

Why Choose an Office Building

Our portable offices are designed for flexibility and comfort, offering a fully finished workspace wherever your business needs it. Whether on a job site, remote property, or temporary setup during renovations — we’ll deliver a custom unit built to your specs.

Use a simple bullet list to explain benefits:

  • Fully finished interior
  • Insulated for all seasons
  • Delivered ready to use
  • Custom sizes and layouts
  • No property tax increase in most areas

Portable offices are often treated as business equipment – meaning they can offer tax advantages and avoid adding to your property value.

Design Your Own Office

Every workspace is different - and your office should reflect that. Choose your size, layout your interior, and customize the exterior look to match your needs.

1. Choose your Size

We offer a variety of office sizes, giving you a compact but functional space for on-site work, planning, or running your business.

2. Customize the Look

Finish your office with the features you need to stay productive and comfortable.

3. Place Your Order

Once your design is ready, we’ll handle the rest. Your storage unit will be built to spec and delivered in a few weeks.

1. Choose Your Size

SizeDoorsPrice
8x101$2,500
8x121$2,800
8x141$3,300
8x161$3,500
8x201$4,350
10x201$5,550
10x202$6,800
10x263$8,900
12x201$6,700
12x202$7,500
12x263$10,500
12x304$11,900

2. Customize the Look

Door Colors
Metal Color
Siding Color

3. Place Your Order

Once you’ve chosen your size and customizations, just reach out to finalize your order. We’ll deliver your unit in 4–8 weeks, set it in place, and handle everything for you. Delivery is available across the region. We’ll provide a delivery quote and make sure you’re ready before arrival.

See Real Customer Units in Action

Get ideas and see how other customers designed their own storage units. From small job-site boxes to multi-unit setups, our gallery shows it all.

Have Questions? Contact Us!

    contacts

    Location

    50 Mill St, Christiana, PA 17509

    Email

    Sam@MillRunStorage.com

     

    Call 24 Hours

    717.962.0997