Transforming Driveways, Patios & Sidewalks Across Delaware

 Licensed & Insured •  1-Year Warranty •  Fast Turnaround •  Financing Available

Family-owned, DelDOT-compliant concrete contractors with 18+ years of experience. Serving New Castle County & surrounding areas.

  • Family-owned & locally trusted in Delaware

  • Over 18 years of combined experience

  • Specialized in concrete, paving, and excavation

  • Safety-trained, DelDOT-compliant crews

  • Dozens of 5⭐ reviews on Google

Why Homeowners Choose Tri-County Construction

About us

Four construction workers wearing orange shirts and hats standing in front of a newly poured concrete driveway. Two traffic cones and caution tape surround the work area. A house and blue sky with clouds are in the background.

Meet the crew behind Tri-County Construction LLC a family-owned team dedicated to quality, safety, and craftsmanship on every project.

Diego , Miguel , Jose Luis , Nestor

Tri-County Construction LLC is a family-owned concrete contractor in Delaware with over 18 years of combined experience in residential and commercial construction. Based in New Castle County, we proudly serve New Castle, Newark, Bear, Wilmington, Middletown, and surrounding Delaware communities.

We specialize in concrete driveways, patios, sidewalks, curbs, ADA ramps, paving, and excavation. Our team has proven DelDOT concrete experience, completing projects that meet strict state and municipal standards for quality, safety, and durability. From replacing a cracked driveway to building full-scale commercial sitework packages, we bring precision, craftsmanship, and reliability to every job.

As a licensed and insured Delaware contractor, we’re committed to honest service, clear communication, and lasting results. Whether you’re a homeowner upgrading your property or a general contractor needing a qualified subcontractor, Tri-County Construction delivers professional solutions you can trust.

👉🏻 Get your free estimate today

Concrete Contractors in Bear, Newark, New Castle, & Wilmington, DE.

  • Construction workers installing a new concrete driveway on a suburban house under a partly cloudy sky.

    Concrete

  • An excavator digging a trench in the ground during sunset with trees in the background.

    Excavating

  • Construction workers paving a road with road rollers and asphalt paving machines under a blue sky with clouds.

    Paving

Delaware, PA & MD Customers Love Our Work

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