Secure Container Offices
Mobile Office Sales & Rentals
For over 40 years, Triumph Modular has been a leader in mobile office rentals and sales, providing secure, flexible, and efficient workspace solutions. We specialize in mobile office trailers and office containers, available for lease or purchase to meet temporary or long-term business needs.
Trust Triumph Modular for high-quality, reliable mobile office solutions tailored to your project.
Rent a Container Office Today Near You - Fast Delivery Available
Ground-Level Office Containers for Job Sites and Businesses
Triumph Modular’s container offices offer a secure, ground-level alternative to traditional construction trailer rentals. Each unit provides a durable, weather-tight workspace that sets up quickly with minimal site disruption, ideal for construction, infrastructure, and temporary administrative teams.
Delivered ready to use with heating, cooling, lighting, and optional desks or storage combos, our office containers provide a professional environment wherever you need it most.
Proudly serving the Northeast and beyond with reliable container office rentals, explore available sizes and layouts below.
20' and 40' Office Containers
Need Additional Space? Rent Storage Containers

20′ Storage Container
This is the smallest of our containers. However, it still carries a payload of up to 48,130 lbs and has a total capacity of 1,176 cubic feet. It measures 20′ x 8′ x 8.6′ and, when empty, weighs 4,780 lbs.
40′ Storage Container
This container carries a payload of up to 59,140 lb and has a total capacity of 2,386 cubic feet. It measures 40’x 8’x 8’6″ and when empty, weighs 8,060 lbs.
Container Office FAQs
Q: What is a container office?
Q: What are the benefits of choosing a container office?
A: Container offices are extremely durable and secure, built to withstand tough conditions. They fit in tight spaces, are highly portable, and provide a compact solution when you need reliable on-site workspace.
Q: How much does it cost to rent a container office?
A: Rental costs depend on the size and lease term. The 8×20 model is the most economical, while the larger 8×40 container office offers more space at a higher monthly rate. Triumph provides custom quotes based on your project needs.
Q: Do container offices have electricity and HVAC?
A: Yes. Every Triumph container office includes electrical wiring, lighting, and HVAC for heating and cooling, ensuring year-round comfort.
Q: How many people can work in an 8×20 container office?
A: An 8’ x 20’ container office provides 160 sq ft, accommodating 1–3 people. It’s an excellent choice for small teams or site supervisors needing secure workspace.
Q: How many people can work in an 8×40 container office?
A: An 8’ x 40’ container office offers 320 sq ft, making it ideal for 2–6 people. Its larger footprint allows for multiple desks or a combination of workspace and storage.
Q: How quickly can a container office be delivered?
A: In most cases, Triumph can deliver and set up a container office within just a few days, helping you minimize downtime and keep your project on track.
Q: Do I need to get a permit for my container office rental?
A: Permit requirements vary by municipality, and each area has its own rules for site permits. Be sure to check local regulations before moving forward with your rental or purchase.
Q: Do Triumph container offices include security screens?
A: Security screens and door bars are available as optional add-ons. They provide extra protection and peace of mind by keeping the valuable contents of your container office secure.
Q: Do container offices come with electricity and HVAC?
A: Yes. All Triumph container offices are delivered with electrical systems, lighting, and HVAC for year-round comfort. Customers are responsible for bringing utilities to the office and arranging licensed electrical connections after delivery.
Why Organizations Trust Triumph Modular

Over 40 Years of Proven Excellence

Industry-Leading Mobile Office Fleet

Full-Service Modular Office Solutions

Turnkey Support from Start to Finish

Regional Locations for Fast Delivery