From slab-on-grade flatwork to post-tensioned structural systems — Tri-State self-performs every step of the concrete process across NJ, PA, NY, and beyond.
Tri-State Construction is a union concrete contractor delivering high-performance cast-in-place concrete solutions throughout the New Jersey Tri-State region. Our expertise includes large-scale poured-in-place flatwork, slab-on-metal-deck systems, heavy civil construction, structural foundations, retaining walls, and post-tension slabs.
Built on quality, precision, and reliability, Tri-State combines experienced craftsmanship with industry-leading standards on every project. Our team includes ACI-certified finishers dedicated to delivering exceptional results safely, efficiently, and on schedule.
From large commercial developments to specialized structural work, Tri-State is committed to executing every phase of construction with professionalism, attention to detail, and a focus on long-term client success.
From flatwork on a retail site pad to a post-tensioned hospital tower, we self-perform every step of the concrete process.
Poured-in-place flatwork with ACI-certified finishing for warehouses, retail pads, and industrial floors at any scale.
Learn more →Elevated structural slabs poured on composite metal deck for multi-story commercial, healthcare, and institutional builds.
Learn more →Poured-in-place foundations engineered for heavy civil and high-rise loading, with full coordination through layout.
Learn more →Reinforced and post-tensioned slabs for hospitals, casinos, hangars, and high-rise residential buildings.
Learn more →Cast-in-place retaining systems for grade transitions, parking structures, and large-scale infrastructure.
Learn more →Marine terminals, power plants, and infrastructure-scale concrete with full logistics and pour-plan coordination.
Learn more →An in-house BIM team and a safety culture that gets us invited back. Both are baked into how we run every job.
3D models, takeoffs, shop drawings, pour plans, CAD layout files for total-station robots, and early-issue RFIs to keep your project moving.
Talk to our BIM team →Internal safety standards that meet or exceed OSHA, continually updated to fit the realities of every site we work on.
Our safety approach →Philadelphia, PA · Children's Hospital of Pennsylvania
26-story slab on metal deck.
Philadelphia, PA · Dock Street Residential
31-story flat plate residential tower.
Philadelphia, PA · Gattusso / Drexel
Basement foundations with 30' high single-sided walls.
Camden, NJ · Holtec
Grade beams, pile caps, reinforced slab on grade.
Paulsboro, NJ · EEW / Ørsted
48" mat foundation with rail trench for overhead cranes.
Princeton, NJ · Princeton University
Foundations, slab on grade, topping.