3 Generations of Foundation Expertise
Led by the current President of the Basement Health Association.
A Trusted Name in Foundation Repair
For over 65 years, Worthington Foundation Authority has been the trusted choice for structural integrity and basement health across Southeastern Pennsylvania, including the Main Line.
We aren’t just contractors. We are local specialists who understand the unique demands of PA’s expansive clay soils and historic stone foundations.
From our headquarters in Exton, we provide honest, permanent solutions that national franchises simply can’t match. Our goal is to give every homeowner peace of mind with a stable, dry, and healthy home.
Three Generations of Experience
The Worthington legacy began in 1960, built on a foundation of craftsmanship and accountability. As a third-generation family business, we’ve spent decades refining our techniques to stay ahead of the industry.
Each generation has passed down a commitment to doing the job right the first time, ensuring that the Worthington name remains synonymous with reliability in Chester, Delaware, and Montgomery Counties.
This continuity is our greatest strength. We combine time-tested structural methods with modern waterproofing technology, backed by a history of service that few companies can match. When we offer a Life-of-Structure warranty, it’s backed by 65 years of proof that we’ll be here to honor it.
Our Commitment to Basement Health The Story That Shaped Our Mission
For owner Sean Worthington, foundation and basement work became personal shortly after he brought his newborn son home. Discovering mold in his own crawl space changed his perspective forever. It wasn’t just about “fixing a house” anymore. It was about protecting the family’s health and safety.
That experience transformed our mission. We shifted our focus to “Basement Health,” addressing the root causes of moisture and air quality issues rather than just the symptoms.
Today, that same personal urgency drives every inspection we perform. We treat your home’s air quality with the same care Sean felt for his own family’s nursery.
Industry Certifications & Leadership
We don’t just follow industry standards. We set them. Our team holds the highest certifications in the field, ensuring your home is in the most capable hands in the region.
BHA National Leadership:
Led by the Current President of the Basement Health Association, Sean Worthington.
Triple-Certified Expertise:
Nationally certified in Structural Repair, Waterproofing, and Air Quality.
Professional Standards:
We utilize BHA-vetted methods to ensure every repair meets national safety and durability codes.
4.9 Google Star Rating
Reviews from real customers
The People Behind the Work
At Worthington, our people are our foundation. We employ a highly trained team of specialists who share our “customer-first” philosophy. Every technician is trained not only in the mechanical aspects of repair but also in the respect and professionalism required when working in your home.
We invest in ongoing education and certification, ensuring that the team arriving at your door is equipped with the latest technology and a commitment to the Worthington legacy of excellence.
Serving Southeastern Pennsylvania
Based in Plymouth Meeting, we proudly provide expert foundation and basement services to homeowners within a 60-minute radius of our office.
- Chester County
- Delaware County
- Southern Montgomery County
- Southern Bucks County
- Northern Delaware
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Put 65 years of local experience and national-standard leadership to work for your home today.