When changes in your business create new demands for inplant space utilization, PortaFab's modular office and building products provide you with unlimited flexibility to respond quickly and cost-effectively to your needs.

Why PortaFab?

40 years experience

Proven Experience

Over 40 years experience and millions of square feet enclosed.

tools icon

Nationwide Installation

Locally sourced installation from experienced, certified distributors.

guidelines icon

Certified Quality

Certified to ISO 9001:2015 with focus on continuing quality improvement.


Unmatched Selection

The most extensive product line in the industry.


Expert Design

In-house engineers to assist with design and specifying.

quick ship

"Quick-Ship" Program

Fast, cost-effective solutions for office space and more.

modular warehouse office, warehouse offices, inplant offices, modular wall systems, modular warehouse offices, modular office building

booth flooring icon

Construction Made Easy

Using PortaFab's modular systems, you can build virtually any type of office, room or enclosure that can be built with traditional construction materials - in less time and with fewer hassles. See how we've simplified the construction process.


truck icon

Standard "Quick-Ship" Modular Offices


5-Day “Quick-Ship” Program

Our popular "Quick-Ship" program capitalizes on our integrated modular system design and interchangeability of parts which allows us to ship 80% of our in-plant office orders within 5 days of order approval.

  • 30 Standard Sizes – from 8’ x 8’ to 20’ x 40’
  • 8’ or 9’ wall height
  • 2 Standard Colors – Gray or White
  • Numerous door, window, HVAC and other options
quick ship modular office, fast shipping modular office, modular warehouse office, inplant offices, modular inplant offices, modular office building

blueprint icon

Fully Customizable Solutions


Complete Design Flexibility

In addition to our line of Standard "Quick-Ship" modular office sizes, our modular building systems can be used in a variety of custom configurations to transform all types of spaces in an unlimited number of possibilities.

Unmatched Selection

Our modular framing systems can be combined with a wide variety of wall panels, windows, doors and other options to ensure the success of your next building project. View our entire line of pre-engineered solutions.

modular custom buildings, custom modular buildings, modular offices, warehouse offices, inplant offices, modular warehouse offices, modular office building
modular walls icon

Professional Turnkey Service


Design, Installation & More

Architects, contractors, and end customers benefit from our decades of design and engineering experience. We are experts in the design of modular offices, cleanrooms and controlled environments.

  • Design - PortaFab's in-house engineering team works in coordination with our nationwide network of experienced distributors to provide the design and specifying assistance required for your project.
  • Installation - With the industry's most talented and experienced network of distributors, we can help match your project to the best partner for your project. 
modular inplant office, modular inplant offices, modular wall systems, modular warehouse walls, modular office building
check list icon

10 Reasons to Choose PortaFab Modular Construction Over Traditional Construction

See Why Modular is Better

blueprint icon

Modular Office & Building Photo Gallery

This website use cookies to improve our products and your experience on our website by evaluating the use of our website, products and services, to personalize content, to provide social media features and to analyze our traffic. We also share information about your use of our website with our social media, advertising and analytics service providers. By agreeing to the use of cookies on our website, you direct us to disclose your personal information to these service providers for those purposes.

For more information, please see our Privacy Policy and, if you are a California resident, our Privacy Notice to California Residents.