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May 4, 2026·3 min read

Why ECG self-performs tilt-up in the Borderplex

Tilt-up panels are the workhorse of commercial construction in the Sunbelt. Here is why we keep our concrete and panel work in-house instead of subbing it out, and what it changes for owners.

ByECG Estimating TeamTilt-Up · Self-Perform
Filed under
tilt-upself-performborderplexconcrete

A tilt-up panel is, on a good day, a six-inch-thick rectangle of concrete that weighs forty thousand pounds and has to land plumb the first time. There is no second cast. The crane is on the clock. The slab the panel is sitting on is the same slab the building is going to sit on for the next forty years. So the question of who pours that slab and who casts those panels is not academic.

We pour them ourselves.

What "self-perform" actually means

There's a version of self-perform that means a GC keeps a small concrete crew on payroll for change-order work and subs the actual project to someone else. That's not what we do. ECG carries forty-plus crews across slab, structural concrete, and tilt panels. When you award a tilt-up project to us, our people pour the footings, our people pour the slab, our people form and cast the panels, and our people stand them up.

The math on this isn't subtle. On a typical 200,000 sq ft tilt-up shell, concrete and panels are roughly half the schedule and a third of the cost. If we sub it out, we're a paper coordinator standing between the owner and the actual builder. If we keep it in-house, we're the actual builder.

Why it matters in the Borderplex specifically

El Paso, Las Cruces, Santa Teresa, the New Mexico bootheel, and points east through the Permian are some of the most active tilt-up markets in the country. Logistics parks, distribution centers, manufacturing shells, K-12 additions, and big-box retail all lean on tilt construction. The trades are deep here because the work is deep here.

That cuts both ways. Plenty of the regional concrete subs are excellent. Plenty are also booked out twelve months on jobs we'd never want to compete with on schedule. If our schedule depends on whichever sub we can get a price from, our schedule is somebody else's schedule.

When we self-perform, the schedule belongs to us.

What we keep in-house, what we don't

We're honest about the line. We don't self-perform MEP, fire protection, or low-voltage. Those trades are specialized; the regional subs in our markets are good; we partner deep and pay on time. What we keep in-house is the work where schedule and quality are tied together at the hip:

  • Footings, foundations, and slab-on-grade
  • Tilt-panel form, rebar, embed setting, and pour
  • Panel raising, bracing, and grout
  • Structural concrete columns, beams, and topping slabs
  • Selective demolition and earthwork on smaller jobs

Everything else gets bid out to subs we've worked with for years.

What it means for the owner

Three things.

First, the bid is more honest. We're pricing what we're going to build. We're not adding a sub markup on top of a sub markup on top of a sub bid we haven't seen yet.

Second, the schedule is something we can defend. The general superintendent on the job has a phone number for the foreman of the panel crew. That's because they work for the same company.

Third, when something goes sideways in the field, the chain of accountability is one company long. Nobody is waiting on a sub to call back. Nobody is waiting on a paper coordinator to coordinate.

That's why we self-perform.