About Us

About Us

A family-owned construction company with over 17 years of hands-on experience — building custom ADUs and DADUs across the Greater Seattle Area.

Who We Are

About Us: Maksymov Brownstone LLC

Maksymov Brownstone LLC is a family-owned company with over 17 years of hands-on experience in residential construction. As a reliable DADU builder in Seattle, we focus on full-cycle projects, from early planning to final build. Our team is fully licensed and bonded, giving homeowners peace of mind at every stage.

Maksymov Brownstone LLC – ADU Builders Seattle team

Our Mission

Our Mission & History

We specialize in ground-up builds and understand site feasibility, lot limits, and local codes. As an experienced Seattle DADU contractor, we manage each detached accessory dwelling unit project with care and precision.

Our mission is to help homeowners maximize their property value and living space through high-quality, fully compliant construction.

Why Us

Why Choose Our Company?

Building an Accessory Dwelling Unit (ADU) requires deep knowledge of local zoning laws. We handle the complex processes so you don't have to.

Full-Cycle Approach

From initial home design services and permitting to the final walkthrough — we manage every phase.

Local Expertise

Complete understanding of Seattle's building codes, lot restrictions, and ADU zoning requirements.

Certified & Secure

We operate with a valid Washington State Contractor License and are fully licensed, bonded, and insured for your protection.

Get Started

Start Your Project Today

Ready to build a new ADU or expand your current home? Contact our experts for a professional assessment.