Harmsen, LLC

Experience Harmsen Engineering

We are highly experienced land development professionals dedicated to helping you create sustainable, healthy, useful, and aesthetic properties. We are strategically located in Snohomish, Skagit, and Island County areas serving King, Snohomish, Skagit, Island and Whatcom Counties. Our firm serves a variety of clients and markets.

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client's served


years of combined professional experience


projects completed
We have you Covered

Our services

civil Engineering

Harmsen's engineers are dedicated to efficiency in design to minimize infrastructure costs and maximize our clients’ budgets.


Construction staking

Hiring a skilled, accurate construction staking firm is critical to your project. This is a key skill that can be very costly if the project is not staked correctly.


land surveying

At Harmsen LLC, we offer professional land surveying services that provide accurate and reliable data for your land-related projects.


land use planning

We have the experience and expertise to address the planning and technical needs of our public and private sector clients.


wetland services

Harmsen LLC specializes in comprehensive wetland services, offering expertise in wetland delineation, permitting, restoration, and mitigation.

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