DE 302-838-6333    MD 410-546-2900

  • Dover Tri-Supply Location

    DOVER LOCATION IS NOW OPEN!

    The doors are officially open at our Dover, DE location! You'll be able to find us on the south side of Dover, directly off Rt. 13. The store is...

  • Bobcat Mini Excavator

    Excavators

    We offer a variety of excavators to get the job done. Our micro excavators are small enough to fit through a regular door frame. Other excavators...

Happenings

MAKE SOME MOVES WITH TRI!

The new year has inspired some of our employees to make healthy lifestyle changes! We are gearing up for April...

Back by popular demand! Join us on March 22nd in New Castle as we explore the leading products of Sika, a leading supplier of specialty chemical...

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