Concrete Foundations in Chicago, scoped line by line
Concrete foundations in Chicago, IL — footings, stem walls, slabs, and full foundations poured to engineered spec by OnSite crews, for homes and buildings alike. Get a scoped estimate at (773) 900-7007.
Footings, stem walls, and slabs poured to engineered spec
Excavation, forming, rebar, and pour under one accountable team
Waterproofing and drainage detailed before backfill
Sectioned, line-item scope before the first pour
Scoped, priced, approved — then built.
Tell us the scope
One building or a whole portfolio — tell us what you're looking at.
We scope it
We read the sequence and the failure points, then tell you what the job actually involves.
Line-item estimate
A sectioned estimate with every line priced — itemized, building by building.
The build
Scheduled crews run the sequence, with one point of contact through completion.
- 01Excavation
- 02Formwork
- 03Rebar
- 04Pour
- 05Waterproofing
Each pass lands in your estimate as its own priced section — nothing hides in a lump sum.
Talk to our team
Tell us about the property and the work — a single room refresh or a full renovation — and our team will scope it and get you a line-item estimate.
The concrete foundations estimate, sectioned
- Excavation
- Formwork
- Rebar
- Pour
- Waterproofing
Every line priced. No lump sums.
Itemized · you approve every lineConcrete Foundations in Chicago — common questions
Do you pour foundations to engineered drawings in Chicago?
Yes — we pour to your structural spec across Chicago, IL and document the base prep, rebar, and pour in the scope.
Can you handle the excavation and the pour together?
Yes — excavation, forming, rebar, the pour, and the waterproofing stay under one team so nothing falls between the dirt work and the concrete.
Do I get a written, line-item estimate for concrete foundations?
Yes — you get a sectioned, itemized estimate before any commitment, so you see exactly what each part of the work costs. No lump sums, no surprise change orders.
Are OnSite crews licensed and insured?
Yes. Every OnSite crew is insured, bonded, and background-checked, and one accountable team stays with your project from the first estimate to the final walkthrough.
Do you offer financing?
Yes — financing is available through licensed lending partners, so you can spread the cost over time. It's optional and there's no obligation; we can set it up once your estimate is ready.
Is the estimate really free?
Yes. Your estimate is free and there's no obligation — we scope and price the work up front so you can decide with the full picture in hand.
More work we take on in Chicago
Terms & disclosures — Illinois
OnSite General Contracting is insured and bonded, and registers with each Illinois municipality as its code requires. Commercial projects are performed under a written contract with a defined scope, schedule, and payment terms.
- A written contract sets the scope, schedule, and payment terms before work begins.
- The payment schedule and Illinois mechanics-lien rights are disclosed in the contract.
- We carry general-liability and workers' compensation coverage; certificates of insurance are available on request.