BuildYourDreamProject
From renovations to new construction, our expert team delivers quality craftsmanship and transparent communication on every project.
Comprehensive Construction Services
From simple repairs to complex builds, we have the expertise to bring your vision to life.
Home Renovations
Transform your existing space with complete interior and exterior renovations that add value and comfort.
- Kitchen Remodels
- Bathroom Updates
- Basement Finishing
- Room Additions
New Construction
From foundation to finish, we build custom homes and commercial buildings with precision and quality.
- Custom Homes
- Commercial Buildings
- Multi-Family Units
- Industrial Facilities
Home Additions
Expand your living space with seamlessly integrated additions that match your home's existing style.
- Second Stories
- In-Law Suites
- Garage Conversions
- Sunrooms & Porches
Kitchen Remodeling
Create your dream kitchen with custom cabinetry, modern appliances, and stunning finishes.
- Custom Cabinets
- Countertop Installation
- Appliance Upgrades
- Island Design
Bathroom Remodeling
Upgrade your bathrooms with spa-like features, modern fixtures, and elegant tile work.
- Walk-In Showers
- Soaking Tubs
- Vanity Installation
- Tile & Flooring
Commercial Build-Outs
Professional commercial construction and tenant improvements for offices, retail, and restaurants.
- Office Build-Outs
- Retail Spaces
- Restaurant Construction
- Warehouse Upgrades
Featured Projects
See the quality and craftsmanship we bring to every project.
Modern Farmhouse Build
Willow Creek Estates
Historic Home Restoration
Heritage District
Luxury Kitchen Transformation
Lakeside Manor
Corporate Headquarters
Business Park
Master Suite Addition
Oak Valley
Restaurant Renovation
Main Street
35 Years of Building Excellence
Since 1989, Cornerstone Construction has been the trusted choice for homeowners and businesses across the region. Our commitment to quality craftsmanship, transparent communication, and customer satisfaction has earned us a reputation as one of the area's premier general contractors.
We're not just builders—we're partners in bringing your vision to life. Every project, from a simple bathroom update to a complete custom home build, receives the same level of dedication, attention to detail, and professional expertise.
How We Work
A transparent, step-by-step approach that keeps you informed and in control.
Free Consultation
We meet at your property to discuss your vision, assess the scope, and understand your goals.
Detailed Proposal
Receive a comprehensive proposal with clear pricing, timeline, and project specifications.
Design & Planning
Our team creates detailed plans and secures all necessary permits for your project.
Construction Begins
Our skilled craftsmen execute your project with precision, keeping you informed every step.
Quality Inspection
Rigorous quality checks ensure every detail meets our high standards and your expectations.
Final Walkthrough
We complete a final walkthrough together, ensuring your complete satisfaction before project close.
What Our Clients Say
Cornerstone completely transformed our 1970s ranch into a modern dream home. Their attention to detail and communication throughout the 6-month renovation was exceptional.
Jennifer & Mark Thompson
Oak Park
Whole Home Renovation
As a commercial property owner, I've worked with many contractors. Cornerstone stands out for their professionalism, on-time delivery, and quality craftsmanship.
Robert Chen
Downtown
Office Build-Out
Our kitchen remodel exceeded all expectations. The team was respectful of our home, cleaned up daily, and delivered a stunning result on budget.
Susan Martinez
Riverside Heights
Kitchen Remodel
We added a second story to our home and the process was seamless. They handled permits, inspections, and kept the project moving efficiently.
David & Emily Wong
Maple Grove
Second Story Addition
Licensed, Insured & Certified
Your protection and peace of mind are our priority
General Contractor License
#GC-2024-78543
Fully Insured
$5M Liability
Workers' Compensation
Full Coverage
BBB A+ Rating
EPA Lead-Safe Certified
OSHA Compliant
Areas We Serve
Proudly serving homeowners and businesses throughout the greater metropolitan area.
Downtown Metro
ZIP: 10001-10010
Oak Park
ZIP: 60301-60304
Riverside Heights
ZIP: 60546-60548
Maple Grove
ZIP: 55311-55369
Willow Creek
ZIP: 94596-94598
Heritage District
ZIP: 30301-30310
Lakeside Manor
ZIP: 48001-48010
Business Park Area
ZIP: 75001-75010
Don't see your area? Contact us—we may still be able to help!
Common Questions
Start Your Project Today
Tell us about your project and receive a detailed, no-obligation estimate.