General Contractor in Olympia, WA

Based near Olympia and proudly serving Thurston County and the surrounding South Puget Sound area, Harmon & Harmon Construction brings over 30 years of trusted craftsmanship to every home build and remodel. If you’re searching for a dependable general contractor in Olympia, WA, Harmon & Harmon Construction is the experienced partner who treats every project with the same care, precision, and pride as if it were their own home.

Our Services

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Why Olympia Residents Choose Us

Local Experience & Community Knowledge
As a trusted general contractor in Olympia, Harmon & Harmon Construction understands the local building environment, permitting process, and homeowner expectations throughout Thurston County. Our reputation is built on quality craftsmanship, honesty, and dependable service.


Full-Service General Contracting
From custom homes and pole barns to kitchen and bathroom remodels, home additions, and structural upgrades, we manage every phase of your project from start to finish—so you don’t have to juggle multiple contractors.


Licensed, Bonded & Insured
Your investment is protected. We are fully licensed, bonded, and insured, giving Olympia homeowners confidence that their project is in experienced, qualified hands.


Personalized, Client-First Approach
No two projects are the same. We believe in building long-term relationships, not just structures—focusing on delivering exceptional results for each client rather than rushing through volume-based work.

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Our Process

As a trusted general contractor in Olympia, Harmon & Harmon Construction offers comprehensive construction services designed to meet the needs of homeowners throughout Thurston County.


New Construction
Custom homes thoughtfully built to your vision, lifestyle, and budget—crafted with long-lasting quality and attention to detail.


Additions & Remodels
Whether you’re expanding your living space or updating an existing home, our design-build approach ensures seamless results from concept to completion.


Decks, Siding & Exterior Improvements
Enhance curb appeal and protect your home with exterior upgrades designed for Olympia’s Pacific Northwest climate.



Pole Barns & Outbuildings
Durable, well-designed structures for storage, workshops, agricultural use, or business needs—built to perform and last.

New Construction

Pole Barns

Kitchen Remodels

Contact Us

Contact us today to learn more about our Olympia services or to schedule an appointment.