About Us

Since 1982 Hammerquist Inc. has been providing the Northwest as the leading plumbing and mechanical company.

Scott Cellarius bought out the majority shares in the company over 15 years ago and hasn’t looked back. Known for his keen sense of attention to detail, no little thing goes unnoticed. If you are looking for the highest quality, cost-efficient contractor, Hammerquist Inc is for you.

Our Mission Statement:

Hammerquist, Inc. is proud to be one of the largest mechanical contracting companies in the area. Our goal is to build towards a strong future for our community. We support the Oregon Association of Plumbing Heating & Cooling Contractors to help protect our trade.


How To Contact Us:

Hammerquist Inc.

249 SW Avery

Corvallis, OR 97333

Or contact us via email on our contact page.