About JEF Construction LLC

At JEF Construction LLC, we pride ourselves on delivering quality construction and remodeling services.

Trusted Construction Experts

Committed to Quality Service

Our mission is to improve both residential and commercial spaces through high-quality construction, remodeling, and cleaning services. We deliver a seamless experience from consultation to completion, always focused on integrity, precision, and client satisfaction.

Built on Experience. Driven by Purpose.

At JEF Construction LLC, based in Seattle, we deliver quality construction and remodeling services throughout King County. With over 30 years of hands‑on experience, we built this company on resilience, passion, and family legacy.

We stand for transparent pricing, reliable timelines, and safe, compliant job sites — because trust isn’t given, it’s earned. Every project is more than walls and beams; it’s part of a bigger dream and community commitment.

Let’s build something meaningful together — contact us today for a free quote.