Nationwide Supply

Grain Handling Solutions

Shop Online for Replacement Parts

AGI Sentinel Steel Buildings

Steel buildings built around your operation. Protect equipment, crops, and business assets with customizable agricultural and commercial spaces.
Request a Building Quote Explore Applications

A Building for Every Operation

Explore practical spaces for farm work, storage, and business growth.

  • Agricultural Buildings

    Protect machinery, grain, feed, and livestock. Plan space for equipment access, storage flow, and day-to-day farm work.

  • Commercial & Industrial Buildings

    Create space for warehouses, workshops, service centers, and business facilities. Tailor the layout, openings, and finishes to your operation.
Get Your Custom Quote Today! Call (605) 651-7309

Built for Your Conditions

Choose the structure, layout, and details that fit how you work.

  • All-Steel Construction

    High-strength steel framing creates a durable foundation for agricultural and commercial buildings.

  • Flexible Interior Layouts

    Clear-span and modular-span options help you plan around equipment, access, and usable floor space.

  • Doors, Insulation & Ventilation

    Select openings, insulation packages, roof vents, and other accessories to suit the intended use.

  • Site-Specific Engineering

    Building dimensions and structural requirements are developed around the intended use, location, and applicable design loads.

  • Certified Manufacturing Quality

    Sentinel uses AWS-certified welders and registered engineers, with processes guided by metal building industry standards.

  • Finishes That Fit Your Site

    Choose from colors, trims, windows, and doors to combine practical access with a professional appearance.
Engineered for Strength: AGI Sentinel Steel Buildings
Since 1987, AGI Sentinel has delivered reliable, custom all-steel building solutions to clients worldwide. Combining full-line engineering, precision manufacturing, and versatile accessories, AGI Sentinel creates tailored structures for agricultural, industrial, commercial, and storage applications.
Inside AGI Sentinel Manufacturing
Watch this video tour to explore AGI Sentinel’s state-of-the-art manufacturing facility and see their engineering excellence in action.

Start with Your Requirements

Ag Motion helps you define the building and consider the grain handling equipment around it.
Tell Us the Use
Share what the building will store or support, where it will be located, and your project goals.
Define the Space
Discuss dimensions, access doors, equipment, ventilation, and site requirements.
Review Your Proposal
Confirm the proposed configuration, supply scope, and project details before moving forward.

Ready to Plan Your Steel Building?

Tell us about your site and intended use. Ag Motion will help you define the next steps for your AGI Sentinel building.
Request a Quote Email Ag Motion