The All-New TrailerMate™ Ladder Series
Safe, reliable access to your trailer deck — built for drivers who get the job done. Made in USA.
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TrailerMate™ Ladder Owner Edition
Learn MoreThe TrailerMate™ Ladder Owner Edition provides safe, convenient trailer access with a compact 21" grab handle designed for everyday trailer owners and owner-operators.
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TrailerMate™ Ladder Pro Edition
Learn MoreThe TrailerMate™ Ladder Pro Edition features an extended 36" grab handle for added stability and safer trailer access, ideal for professional drivers and fleets.
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Why Ladder Supply Co.?
American-Made Quality
Our ladders are manufactured in Iowa using American labor, American materials, and American pride. No imports. No compromises.
Built for the Demands of Real Work
Every ladder is field-tested, overbuilt where it matters, and designed for the harshest working environments — flatbed yards, job sites, terminals, and industrial facilities.
Safer. Stronger. Smarter.
From rung profile to angle geometry, we engineer ladders so your team can climb with confidence — and your equipment stays compliant and secure.
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Purpose-Built Ladders for Industry
Flatbed & Trailer Access
Stay safe when loading, securing, or tarping loads with rugged ladders designed for over-the-road fleets and logistics pros.
Truck & Equipment Access
Custom and standard ladder solutions for service bodies, utility trucks, construction equipment, and industrial platforms.
OEM & Industrial Partnerships
We design and manufacture private-label and integrated ladder systems for manufacturers across transportation, construction, and heavy industry.
The Original Deckmate Ladder
Easy And Safe Access On And Off Trailers, Vans, & Equipment
Gateway Supply
Deckmate Folding Step Ladder
Sell a Ladder You’re Proud to Stand Behind
Your customers don’t want shortcuts — they want safe, durable, American-built equipment they can count on. Our ladders are made by people who understand the work, not by companies looking to save pennies. Become a dealer and deliver real strength and reliability. When the job is serious, the equipment needs to be too.
Built for the Work. Trusted by the People Who Do It.
Built for real work and the people who do it. Our Iowa-made ladders deliver safety, durability, and confidence every time you climb. American strength you can count on — day after day, job after job.