The Main Line · Chester, Delaware & Montgomery County, PA
Custom Deck Builders for the Main Line & Greater Philadelphia
Composite, Trex, and custom wood decks, porches, and railings — designed and built across the Main Line, Chester County, and Delaware County since 1995.
★ 5.0 from 9 Google reviews · Licensed & Insured · PA HIC #PA035784 · Building decks since 1995
Our Services
Professional deck builder services throughout Chester County and the Main Line.
Composite Deck Builder
Low-maintenance Trex and composite decks built for decades of beauty with zero rot.
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Trex Deck Installer
Authorized Trex installer — full warranty coverage, precision installation.
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Wood Deck Construction
Classic pressure-treated and hardwood decks built to code with structural integrity.
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Multi-Level Decks
Dramatic multi-level decks that maximize your outdoor square footage.
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Second Story Deck
Engineered second story decks with proper footings, framing, and permits.
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Covered Deck Builder
Covered decks and roofed structures for all-weather outdoor living.
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Screened-In Deck & Porch
Bug-free screened porches perfect for Pennsylvania summers.
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Deck and Patio Combo
Integrated deck and patio combinations for complete backyard transformations.
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Deck with Stairs
Custom deck stair design — straight, angled, or wrapped configurations.
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Deck Replacement
Full tear-down and replacement of aging or damaged decks.
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Deck Renovation
Targeted renovation: decking replacement, railing upgrades, structural repairs.
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Deck Cost Estimate
Free on-site estimates with transparent, detailed quotes before any work begins.
Learn More →Deck Repair & Restoration
Structural repairs, board and railing replacement, and full restoration of aging or storm-damaged decks.
Learn More →Deck Railing
New and replacement deck railing — composite, cable, aluminum, and glass systems built to code.
Learn More →Why Choose JHL Deck Builders?
We're not just contractors — we're your neighbors. Trusted by Chester County homeowners for over 20 years.
Composite & Wood Experts
We build in both composite and wood — and can guide you to the right choice for your budget and lifestyle.
Permit Ready
We handle all deck permits in Chester County and surrounding municipalities.
Structural Integrity
Every deck we build is engineered to code with proper footings, framing, and fasteners.
Recent Deck Projects
A look at real decks we've designed and built for homeowners across the Main Line, Delaware County and Chester County.
What Our Customers Say
5.0 from 9 Google reviews
JHL Deck Builders did an amazing job on our new composite deck. The craftsmanship is outstanding, and the entire team was professional from start to finish. They kept us informed throughout the project and delivered exactly what they promised. We couldn't be happier with the final result.
After getting several estimates, we chose JHL for our wood deck construction project. Their pricing was fair, and the quality exceeded our expectations. The deck is sturdy, attractive, and built to last. Highly recommended.
The custom deck with stairs that JHL built for us looks incredible. Everything was completed with precision and care. The stairs are sturdy, comfortable to use, and blend perfectly with the overall design.
Great company to work with. They listened to our ideas and turned them into a stunning outdoor space.
JHL Deck Builders designed a deck and patio combination that completely changed the look of our backyard. The team offered great suggestions and created a functional outdoor living space that our family uses every day.
Our Location
Serving Chester County, Delaware County & the Main Line from our Newtown Square studio.
Newtown Square Office
JHL Deck Builders — Newtown Square
12 Smedley Ln
Newtown Square, PA 19073
Open Mon–Sat, 8 AM – 7 PM · Closed Sunday
(610) 549-4793
Ready for a Free Estimate?
JHL Deck Builders — Chester County's trusted deck builder. Call or contact us today.