One Company.
Comfort from the Ground Up.
Cozy Homes Illinois diagnoses, protects, and improves homes across Chicagoland. From sunken concrete to drafty attics — we dispatch vetted specialists so your home is comfortable, efficient, and protected year-round.
0%
Free Estimates
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Avg Energy Savings
After insulation upgrade
0%
Saved vs. Replacement
Concrete lifting vs. full slab
1 Week
Almost All Jobs Done
From quote to completion
What We Do
Our Services
Concrete Lifting
Polyjacking raises sunken driveways, sidewalks, patios, and garage floors back to level — saving up to 70% vs. full replacement.
Blown Insulation
Loose-fill cellulose or fiberglass blown into attics and walls to seal gaps, stop drafts, and lower energy bills year-round.
Spray Foam Insulation
Open or closed-cell spray foam provides the highest R-value coverage and air sealing for maximum home efficiency.
Fiberglass Insulation
Batt and roll fiberglass for attic floors, walls, and crawl spaces — reliable, cost-effective thermal protection.
Crawl Space Sealing
Encapsulate and insulate crawl spaces to eliminate moisture, mold risk, and energy loss under your home.
Duct Sealing & Cleaning
Professional air duct sealing and cleaning to eliminate leaks, improve airflow, and boost HVAC efficiency throughout your home.
Home Energy Audit
Infrared camera inspection to identify heat loss, drafts, and problem areas — visual proof before we recommend any solution.
How We Work
Our Services in Action
Concrete Lifting
Injection
Expansion
Stabilization
Raise It Back
to Level.
Sunken driveways, sidewalks, patios, and garage floors lifted back to grade with polyurethane foam — no tear-out, no replacement, done in hours.
- 01
Injection
Penny-sized holes are drilled and polyurethane foam is injected beneath the settled slab.
- 02
Expansion
The foam expands, filling voids and generating controlled upward pressure to raise the concrete.
- 03
Stabilization
Cured foam creates a permanent, waterproof support layer — preventing future settling.
Insulation
Stop the Drafts.
Cut the Bills.
Illinois winters hit hard and summers run hot. We deploy blown, spray foam, and fiberglass insulation plus professional duct sealing to seal your home against energy loss — reducing heating and cooling costs by up to 30% while making every room comfortable.
- Blown cellulose & fiberglass for attics
- Open & closed-cell spray foam
- Fiberglass batt for walls & crawl spaces
- Duct sealing & cleaning for peak HVAC efficiency
- Infrared camera inspection included
Why Us
The Cozy Homes Advantage
Fast Turnaround
We respond within minutes. Quotes within 24–48 hours. Most jobs done within a week of quoting.
Vetted Specialists
All work is performed by licensed, insured subcontractors with proven track records.
Transparent Pricing
Free estimates, honest quotes, no surprises. You know exactly what you're paying for.
We Own the Job
You hired Cozy Homes — we manage the entire experience from quote to completion.
Where We Work