Family-owned since 1976.
Four Seasons Home Improvement was founded by Mr. Jun An in 1976 with a single roofing truck and a commitment that hasn’t changed: do the work right, treat the homeowner like a neighbor, and stand behind every project for as long as it lasts.
Nearly fifty years later, the trucks are newer, the team is bigger, and we’ve expanded from roofing into a full home improvement company — but the operating model is the same. Family-owned. Second-generation-run. Every project managed by someone whose name you’ll know.
What we do
We’re a full-service home improvement contractor serving the DMV region — Maryland, Washington DC, and Northern Virginia. We design, permit, and build:
- Roofing — asphalt, cedar, metal, and flat-roof systems
- Siding — James Hardie fiber cement, vinyl, and wood
- Windows & Doors — Andersen, Pella, Marvin, ProVia, Therma-Tru
- Kitchens & Bathrooms — full remodels with in-house design
- Decks, porches, & sunrooms — Trex Pro certified outdoor living
- Gutters, flooring, & storm damage restoration
Certifications & credentials
The certifications below aren’t decorative. Each one unlocks better manufacturer warranties for our clients — and each one took years to earn:
GAF Master Elite
Top 3% of GAF roofers nationally. Required for the Golden Pledge warranty — 50 years, transferable, covers labor.
CertainTeed SELECT
CertainTeed’s highest credential. Required for SureStart Plus extended warranty packages on roofing and siding.
James Hardie Elite Preferred
Top tier in the Hardie installer program. Required for their premium siding warranty packages.
Trex Pro Certified
Authorized to install Trex composite decking, railing, and trim with the extended Trex warranty.
Andersen Certified Installer
Required for Andersen’s installer warranty on window replacement projects.
NKBA Member
National Kitchen & Bath Association — sets the design and remodeling standards we follow.
Licenses
We are triple-licensed across the DMV:
- Maryland: MHIC #129630
- Virginia: VA #2705082387A
- Washington DC: DC #420224000125
Fully insured. Bonded. Every permit pulled in your name, on time, every project.
Our promise
Every Four Seasons project comes with three commitments:
- Fully custom design. No cookie-cutter solutions. We measure your home, listen to how you actually live, and build something that fits.
- On time and on budget. Written timelines we hit. Itemized quotes with no surprise change orders.
- Built by licensed professionals. Triple-licensed. Manufacturer-certified. Our crews are W-2 employees, not day labor.