Residential
-
Ready to build your next investment property or your dream home? We construct premium, custom luxury residences across the Philly region, delivering stunning modern architecture and lasting value from Bucks County to Delaware County.
-
Your residential vision deserves flawless execution. We handle everything from navigating tricky local zoning laws to managing heavy foundation work with our in-house teams. Don't settle for ordinary—head to our project gallery right now to see the elite craftsmanship we bring to local neighborhoods.
New Construction
New Residential & Consulting
-
We design, consult, and construct premium custom homes and multifamily builds across the Philly region, delivering modern architecture, expert zoning navigation, and lasting structural value.
-
We listen, we care, we execute, and we deliver the best results on time and on budget. From your initial concept to managing deep foundation pours with our in-house excavation teams, we act as your trusted project consultants to bring elite craftsmanship to life. Don't settle—explore our residential gallery now.
New Construction
Rehab & Problem Properties
-
Turn your high-risk liabilities into premium real estate. We are Philadelphia’s premier problem property experts, specialized in complex structural retrofits, total row home rehabs, and high-end modern transformations.
-
Revitalizing distressed Philly properties takes specialized grit and precision engineering. We take the projects other contractors run away from—handling tricky site grading, structural failures, and beautiful historic restorations seamlessly. Check out our jaw-dropping transformation photos below to see exactly what our team can pull off.
Who We Are
About Our Company
Founded right here in Philadelphia, Catalyst Builders was built on a simple promise: to bring unmatched accountability, local grit, and superior craftsmanship to the residential, multifamily, and structural remediation landscape. We aren't just another contractor—we are the true driving force—the catalyst—behind saving problem properties and building premium new structures that turn heads across the region.
2006
Year of Establishment
282
Projects Completed
15
Professional Employees
5+
Business Partners
Kevin Mathisen
CEO, Catalyst Builders
Commercial Construction
Residential Construction
Pre-Construction
Site Management
Special Projects
Infrastructure Construction
Civil Engineering
Landscape Construction
What We do
Our Projects
We listen, we care, and we execute. Dive into our project portfolio to see how we blend old-school Philly character with modern luxury, fix complex code violations, and build striking custom spaces across the Delaware Valley from the foundation up.
Our Clients
We believe each client is a long term partnership
