Haas Development & Construction

Haas Development & Construction is a full-service residential construction, remodeling, and ADU specialist serving homeowners throughout the Seattle metropolitan area. With more than 30 years of industry experience, the company provides comprehensive design-build solutions that combine planning, engineering, permitting, custom craftsmanship, and construction management under one roof. Their mission is to help homeowners transform their properties through high-quality renovations, additions, custom cabinetry, and accessory dwelling unit projects.

The company works closely with clients from initial concept through final construction, offering a streamlined process that emphasizes communication, transparency, and exceptional workmanship. Whether undertaking a complete home renovation, building a DADU, or designing custom cabinetry, Haas Development & Construction delivers personalized solutions tailored to each homeowner’s vision.

Construction & Remodeling Services

Haas Development & Construction offers a wide range of residential construction and renovation services designed to enhance both functionality and property value.

Services Include

• Full Home Remodeling
• Kitchen Remodeling
• Bathroom Remodeling
• Home Renovations
• Home Additions
• New Construction
• Deck Construction
• Dormers
• Flooring Installation
• Tile Work
• Window & Door Installation
• Interior & Exterior Painting
• Siding Installation
• HVAC Installation
• Plumbing Services
• Electrical Services
• Residential Construction Management

Their experienced team manages projects of all sizes, from small upgrades to comprehensive whole-home transformations.

ADU & DADU Specialists

Haas Development & Construction is recognized for its expertise in Accessory Dwelling Units (ADUs) and Detached Accessory Dwelling Units (DADUs). Their certified specialists guide homeowners through every phase of development, from planning and permitting to design and construction.

ADU Services

• Attached ADUs
• Detached ADUs (DADUs)
• Backyard Cottages
• Guest Houses
• Rental Units
• Multi-Generational Living Spaces
• Custom ADU Design
• ADU Engineering
• ADU Permitting
• Pre-Approved DADU Floor Plans

The company offers both custom-designed units and pre-approved plans that can help reduce costs and accelerate project timelines.

Design & Engineering Services

Through a collaborative design-build approach, Haas helps homeowners navigate the often-complex planning and permitting process before construction begins.

Design Services

• Architectural Planning
• Structural Engineering Coordination
• 3D Renderings
• Blueprint Development
• Site Planning
• Value Engineering
• Permit Preparation & Filing
• Lighting Plans
• Elevation Design
• Interior Finish Selection

Their team partners with architects, engineers, and designers to ensure projects remain functional, visually appealing, and budget-conscious.

Custom Cabinetry & Woodworking

Haas Development & Construction also operates an in-house cabinetry and woodworking division, providing handcrafted solutions built locally in Seattle.

Cabinetry Services

• Custom Kitchens
• Built-In Storage
• Kitchen Islands
• Bathroom Vanities
• Home Office Cabinetry
• Display & Storage Solutions
• Seating Areas
• Custom Millwork

All cabinetry is designed and crafted to maximize functionality, aesthetics, and long-term value.

A Proven Design-Build Process

The company follows a structured project workflow that keeps homeowners informed throughout every stage of construction.

Project Process

• Initial Consultation
• Vision & Budget Planning
• Design Development
• Project Renderings & Layouts
• Permit Coordination
• Construction Planning
• Project Management
• Construction Execution
• Final Walkthrough
• Warranty Support

Clients also receive access to project management tools that provide visibility into schedules, permits, plans, and project progress.

What Sets Haas Development & Construction Apart

• 30+ Years of Industry Experience
• Full-Service Design-Build Firm
• Certified ADU & DADU Specialists
• In-House Cabinetry Shop
• Comprehensive Design & Engineering Support
• Permit & Regulatory Expertise
• Custom Construction Solutions
• Transparent Project Management
• Residential Remodeling Specialists
• Seattle Area Construction Expertise

Their integrated approach allows homeowners to work with a single team throughout the entire project lifecycle, reducing complexity and improving overall project efficiency.