A cornerstone of our expertise for more than 30 years, the semiconductor industry continues to turn to Harder for their next project.

Meeting the Highest Industry Standards

We understand complex challenges faced in the semiconductor industry. That’s why so many industry leaders have partnered with Harder from the beginning.

Harder has been involved in almost every major Silicon Forest semiconductor project over the last thirty years. Our reputation and reach now spreads into emerging industry hubs across the country.

We respect the delicate nature of ultra-clean systems that power semiconductor manufacturing. That’s why our standard operating procedures incorporate the needs unique to each semiconductor project.

Harder has more than 12,000 SF

of cleanroom fabrication facilities to serve our semiconductor clients across Oregon, Arizona, and Texas

A Leader in High Purity Fabrication

Harder specializes in the fabrication and installation of all piping systems used in the microelectronics industry, as well as the clean air delivery, process exhaust, and HVAC sheet metal work inside semiconductor facilities. In addition to our high purity work, we also specialize in all mechanical work associated with big Central Utility Plants/Buildings that support fabs and facilities.

Harder’s ISO-14644 Class 4 and 5 prefabrication cleanrooms and high purity delivery trailers allow us to meet the most challenging schedules.

From custom VMBs and CDMs to racks, sticks, skids, and manifolds, Harder provides the best in process system solutions.

Semiconductor Services

Harder Mechanical offers a wide range of comprehensive services to meet the needs of our clients. Our Semiconductor clients count on us to deliver a high-quality installation of their high purity process systems.

Concrete Installation

A rock-solid foundation for your project—any size, any place. Expert prep and pour for performance you can count on.


End-to-end mechanical installations, delivering the systems you need and the above-and-beyond service you deserve.

Design Services

In-house design-assist services lower costs, boost constructability, and reduce overall schedules for success from the very start.

Equipment Installation

Decades of experience with the most demanding equipment challenges means we get the job done—and we mean the whole job.


Specializing in complete single-source piping solutions that achieve optimal results. You name it, we build it.


Sophisticated, not complicated, for peak performance at any scale. Proven processes keep your projects on track.

Process Piping

Powering innovation and infrastructure for every industry. Specialized systems you can rely on for the long haul.

Service Department

Our dedicated service team will work with you to create a customized maintenance plan that satisfies the needs of your facility.

Sheet Metal

Harder's sheet metal division provides complete HVAC and industrial duct fabrication and installation for all major industries.

Skids & Modularization

Prefabrication reduces downtime and labor costs while minimizing the impact on your operations, no matter where you’re located.

Structural Steel

Strong, safe, secure—infrastructure that holds to the highest standards. Discover workmanship backed by 80 years of experience.

Tank Installation & Modification

Smooth, disruption-free service for every phase of your project. Our expertise guarantees safety and success.

Virtual Design & Construction

State-of-the-art tech for designs that deliver. We combine leading-edge tools with decades of experience to envision and execute with excellence.


South Building Gan Complex

The Owner brought Harder onboard to expand the fab’s general exhaust system so it could support a new tool set and to consolidate several smaller standalone general exhaust systems into one.


RA4 Office and Manufacturing Building

This design-build BIM project included over 160,000 LF of piping, all process and wet HVAC, multiple cooling tower installations, and any associated equipment.

Map of Harder locations

Where We Are

From our headquarters in Oregon to our newest offices in Texas, our teams are ready to deliver the highest quality in mechanical construction services wherever they’re needed.

Let Us Join You

Our Semiconductor industry experts are ready to partner with you on your next project.