DE 302-838-6333    MD 410-546-2900

About Us


Tri-Supply & Equipment was founded in 1998 to provide a single source for recognized, quality brands of materials, equipment, and service in the construction industry. Servicing the Mid-Atlantic region, Tri-Supply & Equipment is dedicated to fulfilling all material and equipment jobsite demands. Our extensive knowledge in the construction industry is an invaluable asset extended to our customers with every transaction. With our combined technical expertise, along with wide range of supplies and equipment, we’ll ensure you’ll have what you need, when and where you need it. With roots originally in Delaware, Tri-Supply & Equipment is now a leading supplier of construction materials and equipment throughout southern New Jersey, Philadelphia, and the Eastern Shore of Maryland.

Founded by Keith Baker, David Curran, and Neal Messick, with over 85 years of combined experience in the industry, Tri-Supply & Equipment is proud to be a locally owned and operated business. Tri-Supply & Equipment emerged as a viable alternative to the Wall Street consolidation atmosphere of the late 1990’s, providing a place of business with familiar faces, great customer service, and unsurpassable knowledge. By 2006 Tri-Supply & Equipment grew to four locations in three different states. Today, Tri-Supply & Equipment is proud to offer its customers combined generations of ownership to continue on the legacy of what truly is a locally owned and operated family business.

Our Specialties

Centrally located in Delaware and the Eastern Shore of Maryland – with everything from nails and hammers to excavators – Tri-Supply & Equipment is dedicated to meeting all your construction material and equipment needs. Over the past fifteen years, Tri-Supply & Equipment has steadily become a leading supplier to the excavating, concrete, and masonry contractors, representing only the best manufacturers and suppliers.


Over the years Tri-Supply & Equipment continues to have partnerships in our local communities and leading industry organizations. Tri-Supply & Equipment has corporate and sponsorship relationships with the Delaware Humane Association, Colonial School District, Delmarva Shorebirds, Wilmington Blue Rocks, and Delmarva Bike Week. Be sure to check out our Happenings page to see the employees of Tri-Supply & Equipment out in the community!

In 1998 Tri-Supply & Equipment became a member of the Associated Builders & Contractors (ABC) Delaware chapter. Owner, David Curran, is one of their elected Board of Directors for 2016 and secretary, current Special Events and Crab Feast Committee Chairperson, and serves on the Legislative and ABCares committees. Other employee involvement includes: Marybeth Schreiber, ABCares committee member, and Leah Curran, who serves on the Special Events Committee and LEAD Committee.

Tri-Supply & Equipment became a member of the Delaware Contractors Association (DCA) in 1998. Owner, Keith Baker, was recently presented with the 17th Annual Richard P. DiSabatino, Sr. award by Richard P. DiSabatino, Jr. at DCA's 46th Annual Meeting. Brandon Baker, outside sales, participates on the Young Executives Committee.

In fall 2012 Tri-Supply & Equipment became a corporate member of the National Association of Women in Construction (NAWIC). Leah Curran represents Tri-Supply & Equipment in an organization working to enhance the success of women in the construction industry. Leah the current President for 2016-2017 of NAWIC’s local Wilmington, DE Chapter #96 and also serves on the Professional Development & Education and Block Kids Committee. Her other NAWIC involvements include NAWIC National Co-chair of the Health & Safety Awareness Committee.