Tacoma · Garage conversion specialist

Garage conversions — designed, permitted, and built by one team.

Tacoma's dedicated garage conversion contractor. Free consultation, written proposals, in-house Pierce County permitting, and a dedicated project manager — with direct owner involvement on every job.

  • In-house permitting
  • Written proposals & timelines
  • 4.9on Google · 298 reviews
HSP Garage Conversion

Garages. Living spaces. ADUs. Converted for the way you live.

From concept to completion

Free tool

See what your garage conversion adds to your home's value.

Pick your project. Get total cost vs value added in 60 seconds — based on the 2025 Cost vs Value Report, localized for Washington / Pierce County. Free personalized report emailed to you.

+160%Top ROI project
25+Project types
60sTo your estimate
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What we build

Garage conversions. · Living space. · Home offices. · ADUs. · Finished garages.

Before & after

See the transformation.

Drag the slider on any project to compare a dated layout with the design we would build. Design concepts built in our studio to show the scope and finish level we deliver — not photographs of completed jobs.

Design concept — a garage at the finish level we deliver to living space — LVP flooring, drywall, mini-split HVAC, natural light
Design concept — unfinished attached garage before conversion — bare concrete slab, exposed studs, garage door

Garage to living space — design concept

Attached garage converted to a finished bedroom suite — insulation, egress window, LVP flooring, mini-split HVAC. Permitted and built in-house.

Design concept — a detached garage at the finish level we deliver — kitchenette, full bath, LVP flooring, separate entrance
Design concept — detached garage before ADU conversion — uninsulated, unfinished, no plumbing

Garage to ADU — design concept

Detached garage converted to a permitted ADU rental unit — full bath, kitchenette, dedicated electrical, separate entrance.

Design concept — a garage at the finish level we deliver to finished office — drywall, insulation, ductless mini-split, built-in shelving, dedicated electrical
Design concept — detached garage before finishing — bare structure, no insulation, no utilities

Garage to home office — design concept

Detached garage finished as a dedicated work-from-home office — acoustic insulation, ductless HVAC, custom built-ins, professional lighting.

Project gallery

Design concepts, hand-picked to show range.

Drag any tile to reorder. Click to open the full preview — then jump between projects with the floating dock.

Garage to living space — design concept

Garage to living space — design concept

Attached garage converted to a finished bedroom suite — insulation, egress window, LVP flooring, mini-split HVAC.

Detached ADU — design concept

Detached ADU — design concept

Detached garage converted to a permitted ADU rental unit — kitchenette, full bath, separate entrance.

Garage office — design concept

Garage office — design concept

Finished home office with ductless HVAC, custom built-ins, and acoustic insulation.

Garage conversion detail — design concept

Garage conversion detail — design concept

Premium finishing with integrated utilities, climate control, and architectural details for comfortable daily use.

Garage expansion project — design concept

Garage expansion project — design concept

Extended garage space with seamless interior finishing and utility integration.

Garage conversion showcase

Garage conversion showcase

Transforming existing garage footprint into finished, habitable space — from foundation to final trim.

Why us

Why Tacoma homeowners pick us.

In-house Pierce County permitting

We handle City of Tacoma and Pierce County permitting directly — no third-party expediters, no lost weeks. The permit timeline is built into your written proposal so you know what to expect.

Direct owner involvement

The owner is on every project. A dedicated project manager gives you regular on-site updates from start to finish.

Written proposals & timelines

Every project starts with a free consultation and a written proposal: line-item scope, materials direction, and timeline. Change orders are written and approved before work proceeds.

Service area

Where we work.

Serving Tacoma and the surrounding Pierce County communities.

Pierce County

  • Tacoma

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HQ in Bellevue, WA

Reviews

What our Tacoma neighbors say.

4.9298 Google reviews

“Customers consistently praise the structured project management, transparent communication, and the team's ability to handle everything from design through final inspections.”

Verified Google reviews · Tacoma, WA
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About HSP Garage Conversion

A garage conversion team that treats your home like it matters.

Locally owned and Tacoma-based. HSP Garage Conversion handles garage conversions — living spaces, ADUs, offices, gyms, and garage finishing — design direction, permitting, and construction under one roof. Transparent, structured, direct.

Bonded and fully insured Washington contractor. Every project starts with a free on-site consultation and a written proposal.

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Learn before you call

The questions homeowners ask before they convert.

In-depth guides answering the most common questions about permits, costs, ADU rules, insulation, HVAC, and the mistakes that cost the most.

Ready to start?

Free consultation. Written proposal. Then we convert.

Call 1-888-484-3132 or schedule a free consultation. We'll walk through your garage on-site and put a clear scope and timeline in writing.

Call1-888-484-3132Book online