About Us
Your Local Concrete Foundation Experts
Concrete work done right - every time. We take pride in delivering strong, lasting concrete foundations for homes, additions, and commercial projects.
Whether you’re a homeowner planning a new build or a contractor seeking a dependable foundation partner, our family-run team ensures every project is done right — from the ground up.
Based in Southington, Connecticut, we’re a family-owned concrete foundation company with over 20 years experience in the concrete industry. Our team delivers durable, precision-built foundations for homes, additions, and commercial projects. Every pour reflects our dedication to quality, reliability, and craftsmanship — ensuring your structure stands solid for generations to come.
20 years of Experience
Services
High Quality Construction
Concrete Foundations
We specialize in all types of concrete foundation and flatwork services, serving both residential and commercial clients across Connecticut.
Poured Concrete
Durable, high-quality poured concrete foundations for new homes, additions, and commercial buildings.
Garages & Additions
Strong, level foundations for new garages and home expansions that match existing structures seamlessly.
Concrete Slabs
Perfect for sheds, patios, and small structures — smooth, durable, and built to last.
Flatwork
Driveways, sidewalks, and walkways that combine quality and clean finish for long-term durability.
Projects
Our Recent Work
Take a look at some of our latest foundation projects completed across Connecticut.
Leadership Team
Expert Dedicated Team
Our experienced, family-driven team builds every foundation with care, precision, and pride — ensuring strength, quality, and lasting trust.
James Mongillo
Owner
Bam
Yard Dog
Blog
Latest News & Updates
Stay updated with the latest concrete foundation tips, project highlights, and insights from our team — building knowledge as strong as our foundations.
testimonial
What Our Clients Say
Our clients’ satisfaction speaks for itself. Here’s what they have to say about working with J. Mongillo Concrete Construction:
“They poured the foundation for our new home, and the quality was outstanding. The crew was professional, on time, and clearly cared about their work. I’d recommend them to anyone building in Connecticut.”
Michael R., Homeowner, Southington CT
“As a general contractor, I’ve worked with many concrete crews, but this team stands out for reliability and precision. Every project is done right the first time.”
Tom H., General Contractor, Bristol CT
“From start to finish, they made the process easy. Honest pricing, great communication, and the foundation looks perfect. A true family business that delivers quality.”