PROFESSIONAL CONSTRUCTION & EXCAVATION

Full service ground up new construction and excavation contractor for the Greater Seattle Area.

ABOUT US
Vector illustration of a fingerprint with digital circuit lines integrating security and technology concepts.
Yellow construction vehicle with JMA Construction logo and text 'Nobody cares, work harder' on its back.Construction worker wearing a black hard hat and neon green reflective shirt standing in a deep trench with excavator bucket in the background.

ABOUT US

Unlike traditional excavation companies, JMA Construction is reshaping Seattle’s construction landscape by doing what others won’t - taking the time to get it right. While competitors rush to underbid, we roll up our sleeves and dive deep into every project, working shoulder-to-shoulder with general contractors to propose real solutions. Our combination of meticulous planning, genuine relationships, and regulatory know-how makes us the go-to partner for developers who want results, not excuses.

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CORE VALUES

UNMATCHED RESULTS

We bring innovative thinking to every challenge, combining technical expertise with creative problem-solving to deliver results others can’t match.

AUTHENTIC PARTNERSHIPS

Instead of barriers, we see opportunities. We actively collaborate with clients to navigate complex challenges, bringing proactive solutions rather than just questions.

COLLECTIVE OWNERSHIP

We’re in it together. We build confidence through authentic relationships, open communication and attention to detail, delivering work we’re proud to stand behind.

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