Custom Homes Designed for The Lakes, Mercer Island, WA, Families

Building a custom home in The Lakes, Mercer Island, WA, means working with someone who understands what matters to you. Gallagher Co. Construction has spent over 20 years turning architectural drawings into luxury custom homes that families actually want to live in. We don’t push a signature style or try to replicate what we built last month. Instead, we listen to how you use your space, what frustrates you about typical floor plans, and where you picture spending time with family. From there, we develop designs that solve those specific needs. Whether you’re drawn to modern architecture with large windows and minimal interior walls or prefer traditional layouts with distinct rooms and crafted details, our team has the technical knowledge to build it correctly. To begin planning your custom home in The Lakes, Mercer Island, WA, call 206-232-1600 or contact us online today.

Our Services

Experience the pinnacle of luxury living with bespoke spaces masterfully built by Gallagher Co.

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Custom Homes

Experience the ultimate in personalized living with our custom home construction services. We turn your dream home into reality with unrivaled craftsmanship and quality.

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Remodels

Revitalize your living space with expert remodeling services. From single rooms to whole-home transformations, we’ll enhance your home’s comfort, beauty, and value.

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Outdoor Living

Extend your living space into Washington’s famous natural beauty with custom outdoor living solutions. We create patios, decks, outdoor kitchens, and more to elevate your lifestyle.

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Commercial

Tell your company’s one-of-a-kind story through bespoke commercial construction. We’ll bring your vision to life, supporting your goals and impressing your clients.

Waterfront Homes That Maximize Your Lake Access

Waterfront property in The Lakes, Mercer Island, WA, deserves construction that takes full advantage of the setting. Gallagher Co. designs and builds custom waterfront homes that prioritize views, natural light, and easy indoor-outdoor flow. We’ve learned through experience how to position rooms so morning light lands where you want it, how to frame windows to capture water views without sacrificing privacy, and how to create outdoor spaces that feel connected to the interior. Our crew handles all technical requirements while still giving you the custom features and finishes that make the home yours. Every waterfront project we complete in The Lakes, Mercer Island, WA, reflects careful planning, quality construction, and design decisions that look stunning and enhance daily living.

Elevate everyday living with thoughtfully designed custom properties

Residential

Enjoy a custom home that reflects your style and enhances daily living.

Commercial

Create innovative spaces that impress clients and support growth.

Waterfront

Experience serene, private retreats with breathtaking waterfront views.

Outdoor Living That Works in The Lakes, Mercer Island, WA, Weather

The Lakes, Mercer Island, WA, offers beautiful surroundings, but Pacific Northwest weather can limit how much time you spend outside. Gallagher Co. builds outdoor living spaces designed specifically for this climate — covered areas that provide shelter during rain, properly positioned for afternoon sun, and built with materials that handle moisture without deteriorating. We’ve constructed outdoor kitchens where families actually cook meals multiple times per week, not just use once or twice. We’ve designed patios that function as true extensions of the home, with lighting, heating, and comfortable seating arrangements. We’ve added fire features that create usable outdoor space even on cool evenings. Each project starts with understanding your property’s sun exposure, wind patterns, and how you want to use the space throughout the year. Then, we build something practical that truly enhances your lifestyle in The Lakes, Mercer Island, WA.

Endless Possibilities with
gallagher construction

Your commercial building affects every aspect of how your business runs. Gallagher Co. works with business owners and developers in The Lakes, Mercer Island, WA, to create commercial spaces that actually support productivity and growth. We’ve designed office layouts that balance private work areas with collaborative spaces. We’ve built restaurant kitchens where the flow between prep, cooking, and service areas reduces wasted movement. We’ve created retail environments where product placement and customer circulation patterns drive sales. Before we finalize any commercial design, we map out how people will move through your space, where bottlenecks might occur, and what systems are needed to keep operations running smoothly. Our team of home builders then manages the construction process so you can focus on your business. If you need a commercial building in The Lakes, Mercer Island, WA, that works as hard as you do, we’re ready to start planning.

Testimonials

Two Decades of Dependable Construction in The Lakes, Mercer Island, WA

Gallagher Co. Construction has earned trust throughout The Lakes, Mercer Island, WA, by delivering what we promise. We don’t take on more projects than we can properly manage, which means our leadership team stays actively involved with your build from start to finish. You’re not handed off to junior staff or left wondering who to contact with questions. We maintain direct oversight of scheduling, quality control, and problem-solving throughout construction. Our long-term relationships with skilled tradespeople in The Lakes, Mercer Island, WA, area result in better craftsmanship and more reliable timelines on every project. We also understand that building is stressful, so we prioritize regular communication to ensure you’ll always know what’s happening next, what decisions need to be made, and where the project stands. After 20 years, we’ve learned that taking responsibility and staying accessible matter more than flashy marketing. If you’re ready to work with a builder who treats your luxury custom home project seriously, call 206-232-1600 or contact us online to schedule a consultation in The Lakes, Mercer Island, WA.

Are you ready to build your dream home?

Schedule a Consultation