We’re immensely proud to say that job turnover here is low and satisfaction high. In fact, many of our employees, both in the field and office, have worked together for more than 25 years.

The experience and communication this teamwork brings to a project makes a huge difference in the outcome. Balls are not dropped. Schedules are not delayed. Relationships are strengthened and reinforced from project to project.

We recruit people who fit our culture and customer needs well. Clients consistently give our staff high marks for their first-class work and friendly manner.


John Rozell

President / Founder

John’s career in the mechanical industry spans five decades and a wide variety of positions; from working in the mills and logging camps of the Olympic peninsula, to Division President for a Fortune 500 company. Alliant Systems was founded based on guiding principles developed over those years: team with high-quality and motivated people, align on core values, set challenging goals, and stay out of their way.

Chris Miller

Business Development / Founder

Chris began his career in the mechanical industry in 1990. Starting out as an engineering intern, his focus evolved to honing skills of conceptual engineering and preconstruction services of design/build projects. Over the course of his career, Chris has been involved in HVAC and plumbing projects covering a very diverse group of industries including office buildings, K-12 education, higher education, multifamily, and healthcare facilities.

Josh Rozell

Senior Partner / Business Operations

Sean Fogli

Senior Partner / Service

Nate Suva

Senior Project Manager / Partner

George Hayden

Senior Project Manager / Partner

Zai Mafoti

Account Executive / Eugene

Renee McNannay

Controller / Partner

Sean Murray, PE

Engineering Manager / Partner