About Our Underground Utilities Company

At Master Bore, LLC in Seattle, Washington, we are in the business of handling underground trenchless utilities, ranging from sewers to water mains. We also provide trenchless underground utility services for power, gas and telecommunications systems. Contact us today for more information or to schedule a free estimate.

We make it easy for customers to do business.

We place your needs above our own. We earn your loyalty one job at a time. We match the right crew to each assignment, and we hold ourselves accountable to the highest standards of quality.

We build great careers by hiring and developing the best people.

We provide our personnel with a deep understanding of their operating environment. Then we combine their knowledge with innovative technology to exceed the expectations of our customers. We are committed to finding a way to succeed.

Every CUSTOMER counts. Every EMPLOYEE counts. Every JOB counts.


Safety: “We Live It”

We design safety in every action we take. Safety is our most important priority. We ensure that all our employees and those with whom they work perform their jobs in a safe manner. All employees have the authority to stop any work if they see an unsafe situation.

Integrity: “We Do The Right Thing”

Doing the right thing requires honesty and truthfulness in all of our corporate and individual actions. We employ professionals who can always be counted on to do the right thing wherever they are.

Teamwork: “We Succeed Together”

We work together, and we win together. Collaboration, communication and openness are core to our culture of partnership. Teamwork brings out the best in all of us.