Tapani is a family owned business, building critical infrastructure and buildings that support our communities across the Pacific Northwest. With over 41 years of experience, we specialize in Civil Site Development, Building, Transportation, Utility Infrastructure and Environmental work.


Our Project Delivery Process will help ensure the project we deliver meets your needs, with the Project Delivery Method that suits your requirements.

We add value to our projects by self-performing critical scopes of work. 

Our team offers a wide range of project support.

Utilizing technology and virtual models to improve the construction process.

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As a family-oriented business, we understand the importance each of our employee’s careers has to their family. Our goal is for each employee to feel engaged and challenged by their work and be able to say that this is the best place they’ve worked.

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We’d love to partner with you on your next project.

Office Locations

Battle Ground | Headquarters

1705 Southeast 9th Ave
Battle Ground, WA 98604


2213 Henderson Loop
Richland, WA 99354


18500 SW Pacific Hwy
Tualatin, OR 97062


532 State St
Weiser, ID 83672


1611 N National Ave
Chehalis, WA 98532