42 Construction is a premier Seattle-based contractor specializing in high-end, specialty concrete finishes that elevate the look, performance, and durability of your space. With a commitment to transparency, reliable communication, and unmatched craftsmanship, our team delivers results that consistently exceed expectations.

We offer a comprehensive range of services, including concrete floor preparation, floor leveling, terrazzo, resinous coatings, MMA systems, concrete polishing, and custom overlay solutions—all tailored to meet the unique needs of each project.

Trusted by leading organizations across healthcare, food and beverage, education, industrial facilities, new construction, and housing, we bring industry expertise and innovative solutions to every environment we serve. When you choose 42 Construction, you choose quality, professionalism, and long-term performance. 

Please contact us at info@42-construction.com for inquiries.

42 Construction

Org chart

Teams

Offices