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Business Details
28 Years
experience
Trusted Foundation Replacement & Home Remodeling Services
Grondin Builders is a family-owned business established in 1998, specializing in foundation replacement and home remodeling services across Connecticut and Massachusetts. Led by owner Dan Grondin, a fourth-generation carpenter, we prioritize customer satisfaction through quality craftsmanship and innovative construction techniques. Our team is dedicated to providing timely, transparent, and reliable solutions for crumbling foundations, kitchen and bathroom remodeling, basement renovations, and home additions.

With over 20 years of experience, we maintain a proven process for project success, ensuring homes are restored to their highest potential. Fully licensed, insured, and bonded, we serve as an approved vendor for CRCOG, offering free foundation estimates and financing options. Our commitment to traditional New England craftsmanship and client-centric service has earned us a top-rated reputation in the industry.
Services
Crumbling Foundation Replacement Kitchen Remodeling Bathroom Remodeling Basement Remodeling Home Additions
Details
  • Year established: 1998
Highlights and features
  • We have over 20 years of experience in residential foundation replacement.
  • Our owner is a fourth-generation carpenter present on every project.
  • Proven process ensures timely completion within 6-8 weeks.
  • Top-rated for quality control and customer satisfaction.
  • Fully licensed, insured, and bonded for client protection.
Associations and certifications
  • CRCOG Approved Vendor
What people say
Very professional On budget and on time Highly recommended Excellent communication Superior craftsmanship
Services
Crumbling Foundation Replacement
Specialized replacement of concrete foundations damaged by pyrrhotite deterioration. Our process includes safe house lifting, removal of faulty concrete, and installation of durable new foundations. Projects typically complete within 6-8 weeks, with full reattachment of exterior structures and landscaping. We assist with state funding programs like CRCOG and CFSIC to offset costs for eligible homeowners.
Kitchen Remodeling
Custom kitchen design and installation services focusing on functionality and aesthetics. We offer layout optimization, cabinetry upgrades (stock to custom), flooring solutions, and modern appliance integration. Our team ensures energy-efficient ventilation systems and lighting while maintaining structural integrity and enhancing home value through tailored design choices.
Bathroom Remodeling
Full-service bathroom transformations prioritizing detail-oriented design and material selection. Services include layout redesign, fixture upgrades, and moisture-resistant material installation. We specialize in creating spa-like environments with modern finishes while ensuring compliance with building codes and accessibility standards for long-term usability and safety.
Basement Remodeling
Conversion of basements into functional living spaces like rec rooms, in-law apartments, or home offices. Our process addresses structural elements (beams, utilities) while incorporating aesthetic upgrades. We specialize in hiding mechanical systems seamlessly and creating layouts that maximize natural light and spatial efficiency for enhanced property value.
Home Additions
Custom expansion solutions including dormers, second-story additions, and sunroom integrations. We manage projects from foundation to finish, ensuring structural compatibility with existing homes. Our team coordinates mechanical contractors to maintain timelines and budgets while delivering energy-efficient, code-compliant additions that expand living space and improve home functionality.
People
Dan Grondin
Owner
Fourth-generation carpenter with over 20 years in residential construction. Leads projects from estimates to completion, specializing in foundation replacement and custom remodeling. Prioritizes client communication and quality control while maintaining traditional craftsmanship standards.
Questions
What causes crumbling foundations?
Crumbling foundations in CT and MA are primarily caused by pyrrhotite mineral in concrete, leading to deterioration when exposed to oxygen and water over 10-30 years.
How long does foundation replacement take?
Most projects complete in 6-8 weeks, including house lifting, foundation removal, and installation of new structures with full landscaping restoration.
Do you offer financing options?
Yes, we assist with CRCOG funding applications and Connecticut Housing Finance Authority loan programs to help offset replacement costs for eligible homeowners.
What areas do you serve?
We operate throughout Connecticut and Massachusetts, with a focus on regions affected by pyrrhotite-related foundation issues.
Are you licensed and insured?
Yes, we're a fully licensed, insured, and bonded Connecticut-based contractor with CRCOG approval for foundation replacement services.
Why choose Grondin Builders?
Our fourth-generation expertise, proven 6-8 week process, and client-focused approach ensure quality craftsmanship and timely completion for all foundation and remodeling projects.