Top Roofing & General Contractor in Mercer Island
From the sprawling contemporary estates in East Mercer to the classic mid-century modern homes on the South End, Mercer Island properties demand an exceptional level of craftsmanship. K Single Corp brings over 25 years of experience to the island, delivering premium exterior solutions that protect your investment, enhance your home’s unique architecture, and preserve your stunning views of Lake Washington. We are your local experts, dedicated to providing Mercer Island homeowners with unparalleled quality and service.
The K Single Corp Advantage for Mercer Island Homeowners
Protecting a high-value property on Mercer Island requires a contractor who understands the local environment and has a proven track record.
Decades of Experience
With over 25 years in the business, our team has the specialized knowledge to handle the unique challenges of Mercer Island properties, from navigating complex rooflines on custom builds to selecting materials that withstand lakeside weather.
Transparent Pricing
We believe in clear communication from the start. You will receive a detailed, itemized quote with no hidden fees, allowing you to make informed decisions about your home improvement project with complete confidence in the cost.
No-Obligation Estimates
Our process begins with a complimentary, no-obligation estimate. A K Single Corp expert will visit your property, assess your needs, discuss your vision, and provide professional recommendations tailored specifically to your home.
Unmatched Workmanship
We are so confident in our craftsmanship that we back every new roof installation with a 10-year workmanship warranty. We use only premium materials from trusted manufacturers to ensure your project stands the test of time.
Hear From Your Neighbors in Mercer Island
Our commitment to quality has made us a trusted name across the island. See what fellow Mercer Island residents have to say about their experience with K Single Corp.
Our Mercer Island Roofing and Exterior Home Services
We offer a full suite of exterior services, each tailored to the specific demands of Mercer Island homes.

Roof Installation
We install high-performance roofing systems designed for longevity and beauty, using premium materials like standing seam metal, Malarkey composite shingles, and classic cedar shake. Our expert team understands the unique architectural requirements of Mercer Island homes, from First Hill to the South End, ensuring your new roof complements your property’s distinctive style. Each installation is backed by our comprehensive 30-year material warranty and 10-year workmanship warranty for complete peace of mind.

Roof Repairs
Address leaks, storm damage, or wear and tear with our expert roof repair services that restore your roof’s integrity quickly and effectively. We diagnose issues ranging from damaged shingles and faulty flashing to pooling water and poor ventilation, providing durable solutions tailored to your specific situation. Our repair specialists understand the urgency of protecting your high-value Mercer Island property from further damage caused by the Pacific Northwest climate.

Siding
Upgrade your home’s exterior with our premium siding solutions, including James Hardie fiber cement, natural cedar, and modern metal options that provide superior protection and aesthetic appeal. Our installations are engineered to withstand Mercer Island’s lakeside climate, offering exceptional resistance to moisture, wind, and UV degradation while dramatically enhancing your property’s curb appeal. We work with you to select materials and colors that complement your home’s architectural style, whether contemporary, traditional, or mid-century modern.

Gutters
A properly functioning gutter system is essential for protecting your foundation, landscaping, and exterior finishes from water damage. We install high-capacity aluminum gutters in K-style, fascia, and seamless configurations that efficiently manage the heavy rainfall common to the Pacific Northwest. Our gutter solutions are custom-fabricated to match your home’s specific dimensions and aesthetic requirements, ensuring both optimal performance and visual harmony.

Decks
Create a stunning outdoor living space to enjoy your property’s lake and mountain views with our custom deck design and construction services. We build waterproof decks using premium materials like cedar, composite, hardwood, and pressure-treated lumber, each selected for durability in the Pacific Northwest’s wet climate. Our designs maximize your outdoor space while complementing your home’s architecture, perfect for entertaining guests or enjoying quiet evenings overlooking Lake Washington.

Painting
A professional exterior paint job revitalizes your home’s appearance while providing a crucial protective layer against the elements. We use premium paints from trusted brands like Sherwin-Williams, Benjamin Moore, and Behr, ensuring a flawless, long-lasting finish that withstands Mercer Island’s variable weather conditions. Our comprehensive process includes thorough surface preparation, minor repairs, careful masking and protection, expert application, and detailed trim work.

General Contracting
Planning a major renovation or remodel? Our general contracting services provide seamless project management from initial design through final completion, coordinating all trades and ensuring quality at every stage. We handle everything from structural repairs and energy efficiency upgrades to complete exterior transformations, delivering projects on time and within budget.
Our Process
We’ve refined our process to be simple, transparent, and stress-free for our clients.
Free estimate
First, call (206) 787-9097 to schedule your free, no-obligation estimate. We’ll arrive at your property, discuss what you’re looking for, make recommendations, and answer questions.
Quote
Within 24 hours, we’ll provide you with a detailed quote that lays out every aspect of your proposed project. We’ll include the scope of work, timelines, and costs.
Implementation
If you choose to move forward, our professional team will work our magic. You’ll receive regular updates so you’re well informed on our progress and the status of your project.

Serving Mercer Island and Communities Across the Greater Seattle Area
Our service area includes King, Snohomish, and Pierce Counties. While we are proud to be a top contractor on Mercer Island, we also serve the following communities:
Roofing Insights for Mercer Island, WA
Mercer Island is characterized by its high property values and architecturally diverse homes, from luxurious waterfront estates to preserved mid-century modern designs. Homeowners here are discerning investors who prioritize long-term performance, aesthetic excellence, and energy efficiency. Consequently, there is a strong demand for premium roofing materials like standing seam metal, which offers a sleek, modern look, and high-end composite shingles from brands like Malarkey, known for their durability and architectural appeal. Given the island’s exposure to Lake Washington, roofing systems must be expertly installed to resist moisture, wind, and moss growth. At K Single Corp, we understand these specific needs and specialize in providing roofing solutions that not only offer superior protection but also enhance the value and beauty of your unique Mercer Island home.

Looking for a Mercer Island Contractor? Schedule Your FREE Estimate Today
Protect your investment with a team that understands the standards of Mercer Island. Contact K Single Corp today for a complimentary, no-obligation estimate for your roofing, siding, or general contracting needs.
