Services
Our Modular Building Services in Dallas
Texas State Modular delivers reliable modular office solutions in Texas, serving businesses throughout Dallas, Fort Worth, and the broader DFW region. As a locally owned company, we specialize in modular offices, custom modular buildings, and custom-built shipping containers that support commercial, industrial, and personal needs.
Whether you’re looking to lease modular buildings, rent mobile office trailers, purchase a custom container, or complete a turnkey construction project, we provide fast timelines, hands-on service, and clear communication from start to finish.
We offer three core service lines:
- Complete turnkey modular solutions
- Custom-built shipping containers and custom modular buildings
- In-stock modular offices for sale or lease

Start to Finish Turnkey Service
As a full-service general contractor, we manage every detail involved in your project, ensuring your modular building is delivered, installed, and ready for use without hassle. Our turnkey process is ideal for companies in Dallas who want a single point of contact for handling planning, permitting, and installation.
Our turnkey GC services include:
- Design concepts and layout planning
- Permit acquisition
- Electrical installation
- HVAC
- Plumbing
- Data and communications
- Foundations and parking lot installation
- Utility connections
- Site preparation
- ADA-compliant decks, ramps, and steps
- Canopies and exterior additions
Your dedicated project manager ensures your timeline and budget stay on track.
Custom Built Shipping Containers and Custom Modular Buildings
Our custom units are built to be durable, versatile, and fully adaptable. If you need a personalized workspace, mobile office alternative, storage solution, or living space, our team designs custom modular buildings and container structures that match your exact specifications.
Common commercial and industrial uses:
- Jobsite offices in standard or expanded sizes
- Multi-unit combined modular offices
- Restroom units
- Retail setups such as concession or fireworks stands
Common personal uses:
- Tiny homes
- Hunting cabins
- Custom storage units
Customization options:
- Electrical systems
- Plumbing
- HVAC and climate control
- Windows
- Walk-through doors
- Roll-up doors
We’re known across Dallas and Fort Worth for fast turnaround times and efficient project delivery, helping you get your modular space operational as quickly as possible.
In-Stock Modular Offices and Mobile Offices for Sale or Lease
We maintain a large inventory of modular offices and mobile office trailers ready for immediate delivery across the DFW metroplex. These units are ideal for:
- Temporary construction management offices
- Mobile field offices or security booths
- Sales offices for home builders
- Educational classrooms and admin spaces
- General business expansion space
- Medical and professional office use
Our goal is to help you create a functional, attractive, modular, or mobile office space that fits your operations.
Selling or Consigning Your Modular Equipment
If you already own a modular building and need it relocated, removed, or sold, we can help. We also offer trade-in programs for companies looking to update or resize their modular space.
Contact Texas State Modular
To learn more about modular offices, custom modular buildings, or modular solutions in Texas, call us at 888-943-8663. We proudly serve Dallas, Fort Worth, and the entire DFW region. Get a free quote today!