Seattle Second Story Experts

Second Floor & Second Story Home Additions in Seattle

Need more room but not less yard? Maksymov Brownstone LLC handles second story addition Seattle projects with planning that keeps structure, layout, and cost aligned from day one.

Expert Addition Solutions

Expert Second Story Addition Seattle Done Right

In Seattle, a second floor addition changes the math of the house. You can nearly double usable square footage without giving up the yard, the driveway, or the garden that took years to settle in. That matters on tight city lots.

A full second floor addition opens the door to a massive master suite, extra bedrooms, or a better family layout. The hard part is structural — roof removal, load paths, foundation checks, framing transfers. That is where a custom plan and experienced contractor make the real difference.

Full Second Level Expansions

Partial Second Floor Bump Out Addition

Additions Over an Existing Garage

Master Suites & Additional Bedrooms

Structural Upgrades & Staircase Integration

Seamless Exterior Architectural Matching

Custom Design for Second Story Addition Construction

Planning & Build Support from Second Floor Addition Contractors

Big second-story builds are our core work, but we also tie in main-level upgrades like sunrooms. When homeowners search for a second story addition near them, they need one crew that connects the house right.

How We Work

Our Second Story Addition Construction Process

01

Structural Assessment

First, we check foundation capacity, bearing walls, and spans to confirm feasibility and pin down a realistic second floor addition cost before drawings start.

02

Custom Design & Engineering

Then we build the design around your layout, stair run, and rooflines, creating custom plans that make the new level feel original to the home.

03

Permitting & Foundation Reinforcement

As your second story addition contractor, we handle SDCI permits and reinforce the lower structure where needed, because paper approval alone changes nothing.

04

Framing & Weatherproofing

Roof comes off fast, new framing goes up faster, and the shell gets dried in quickly — good service here protects the house and the price.

05

Interior Finishes & Delivery

We finish HVAC, plumbing, insulation, drywall, trim, and flooring, then hand over turnkey space with no service gaps from our second floor addition contractors.

About Us

Seattle's Premier Second Floor Addition Experts

Maksymov Brownstone LLC is family-owned, licensed, and bonded, with 17+ years working inside Seattle's permit rules, structural quirks, and tight residential lots.

We handle second story addition Seattle projects with the discipline they require, from engineering through finish work. Our second floor addition contractors focus on construction that ties into the original structure cleanly, so the new level looks like it always belonged there. Done right, that protects resale and keeps the cost for second floor addition grounded in reality.

17+

Years of experience

100%

Licensed & bonded

5★

Client satisfaction

End-to-End

Turnkey delivery

FAQ

Frequently Asked Questions About Second Floor Additions

Building a second floor addition raises the same questions on almost every job: structure, layout, timeline, and budget. Whether you want a new master suite or a partial expansion, we start with a custom consultation that sorts through design options, likely cost, and what your existing house can actually support.

What is the average second floor addition cost?

The cost for second floor addition work depends on added square footage, plumbing locations, roof complexity, and how much reinforcement the house needs below. That is why broad online cost numbers miss the mark. Our service starts with a structural review, then gives you a custom price range based on real conditions.

Do you need to reinforce the foundation for a second floor?

Usually, yes — at least in part. A local contractor needs to trace load paths from the new level down to the footing. For safe homes, second story addition construction often requires upgraded beams, posts, or foundation sections before any upper-level framing begins.

Can I do a partial addition over my garage or sunroom?

Yes. Building over an attached garage is common, and a sunroom can sometimes work too. The catch is structure. A second floor bump out addition over existing space needs careful engineering and design so the walls below, roof framing, and new loads all work together without creating movement or sag.

Why hire a second story addition contractor near me?

A team handling second story addition projects near you knows how Seattle weather, permit reviews, and roof-open scheduling affect the job. That matters once the top of the house comes off. Experienced second floor addition contractors can move permits faster, sequence trades properly, and keep service steady when timing gets tight.

Get Started

Ready to Add a Second Story?

Contact us for a free structural assessment and consultation. We'll walk you through design, cost, and timeline — no surprises.