Lead Certified Siding Contractor in Mt Vernon
A top-rated James Hardie siding contractor in Mt Vernon, specializing in the safe replacement of lead-contaminated siding. We provide industry-leading materials and expert guidance to enhance your home’s safety, durability, and curb appeal.
As a James Hardie Elite® Contractor, Siding Vault is committed to quality craftsmanship and compliance with the highest safety standards.
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Proud to be a James Hardie's Elite Contractor
Elite Contractor status represents the highest level of achievement in James Hardie’s five-tier contractor certification model. It recognizes businesses for their exceptional efficiency, standardized processes, and commitment to excellence.

Lead Certified Siding Contractor in Whatcom County
We are proudly LEAD-SAFE Certified by the State of Washington. For homes built prior to 1978, a lead-certified contractor is required to perform any siding replacement or renovation work (even if lead is not detected). If lead-based materials are detected on homes built after 1978, it is mandatory to engage a lead certified contractor, as failure to comply with these regulations may result in penalties and fines.
Your #1 Home Improvement Experts
Mt Vernon's Trusted and Local Lead Certified Siding Contractor.
Siding Vault is a Mt Vernon James Hardie Elite® siding contractor that provides popular siding materials and professional installation. As a Lead-Certified contractor, we strictly adhere to EPA guidelines and Washington State Department of Commerce regulations to ensure safe and compliant siding replacement. Driven by a highly skilled and experienced crew in Mt Vernon, our goal is to provide superior craftsmanship and trusted, professional service to every customer.
Service: Siding Vault is known for their niche siding replacement expertise. Siding Vault is partnered with James Hardie through their Contractor Alliance program, and is a James Hardie Elite® contractor.
Experience: Our crew is very experienced in both residential and commercial siding installation; with some of our legacy members having over a decade of experience!
Warranties: 30-year limited warranty on Hardie Products. 15-year finish warranty on James Hardie pre-finished products, such as ColorPlus Technology®. Request more information to view our latest warranties on other products.
Reviews: Move forward with zero hesitation, view Siding Vault’s extensive positive review presence online. Give James Hardie a call, and ask about Siding Vault!
Locally Operated: Locally owned and operated, here in Ferndale and Bellingham Washington.
Siding Vault's Asbestos Projects
Executed to industry standards with an outstanding finish.
Let us help you transform your home with innovative siding products that stand the test of time!
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Your James Hardie Elite® & Lead Certified Siding Contractor in Mt Vernon.
About Mt Vernon
The evolution of home construction in Mount Vernon, Washington, reflects the city’s transition from a small agricultural settlement into a thriving and desirable community in the Pacific Northwest. Originally settled in the late 19th century, Mount Vernon became a hub for logging and farming, particularly known for its fertile Skagit Valley farmlands. Early homes were built using local cedar and fir, featuring simple log cabins and timber-framed structures designed for durability in the region’s wet climate. These homes often had steep-pitched roofs to handle heavy rainfall, wood-burning stoves for heating, and thick wooden walls for insulation. As the town developed and the population grew, new architectural styles emerged, including Craftsman, farmhouse, and American Foursquare homes, which incorporated larger windows for natural light, covered porches for outdoor living, and more refined wood detailing. By the mid-20th century, construction methods evolved with the widespread adoption of plywood sheathing, asphalt shingles, and aluminum siding, offering improved durability and lower maintenance compared to traditional wood exteriors. Vinyl siding became increasingly popular for its affordability and moisture resistance, making it a practical choice for homes in the Pacific Northwest. However, many homes built before 1978 in Mount Vernon still contain lead-based paint and siding materials, posing a significant risk when disturbed during renovations. Lead exposure is particularly hazardous to children, pregnant women, and individuals with compromised immune systems, potentially leading to severe neurological and developmental health issues. Because of these risks, Washington State enforces strict regulations for lead removal, and non-compliance can result in heavy fines. Homeowners looking to renovate older properties must work with certified professionals, and Siding Vault is fully lead-certified to handle siding replacement projects in Mount Vernon, ensuring safe removal and proper disposal while adhering to state guidelines. In recent years, home construction in Mount Vernon has focused on sustainability and energy efficiency, incorporating modern materials and building techniques to improve home performance and longevity. Fiber cement siding, particularly James Hardie products, has become a preferred choice due to its durability, fire resistance, and ability to withstand moisture, making it an ideal option for the local climate. Additionally, advanced insulation techniques such as spray foam, rigid foam board, and high-performance batt insulation have significantly enhanced thermal efficiency, reducing heating and cooling costs while improving indoor comfort. Builders now integrate rainscreen systems and vapor barriers to prevent moisture-related issues such as mold growth and wood rot, ensuring homes remain structurally sound despite the region’s damp conditions. Energy-efficient windows, such as Simonton’s Daylight Max, provide superior insulation while maximizing natural light, helping homeowners enjoy scenic views while maintaining energy efficiency. Mount Vernon remains one of the most desirable places to live in Skagit County due to its rich agricultural heritage, small-town charm, and proximity to both urban amenities and outdoor recreation. Unlike more industrialized cities, Mount Vernon offers a unique balance of community-oriented living and access to the stunning natural beauty of the Skagit River, the North Cascades, and the San Juan Islands. The annual Skagit Valley Tulip Festival draws visitors from around the world, adding to the area’s cultural appeal. One unique aspect of Mount Vernon is its strong agricultural influence, which continues to shape both its economy and way of life, making it an attractive location for those who appreciate fresh, locally grown food and scenic farmland views. As the city continues to expand, many older homes require updates to meet modern safety and efficiency standards, making lead-safe renovations an essential service for homeowners. Siding Vault’s expertise in lead-certified renovations ensures that Mount Vernon residents can confidently upgrade their properties while preserving their historical integrity and complying with Washington State laws. The evolution of home construction in Mount Vernon highlights a community that values both its history and future, embracing sustainable building practices while maintaining the charm and character that make it one of Washington’s most sought-after places to live.
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