Parametrix Ranks Among Fastest Growing AEC Firms


A bridge with a flame logo and text "Hot Firm"

Seattle, WA – The Zweig Group has released their 2024 Hot Firm List, an awards program honoring the 100 fastest-growing companies in the architecture, engineering, and construction industry in the United States and Canada. Parametrix ranked number 50 on this year’s list. This is the seventh year in a row that Parametrix has made the list.

Rankings are based on growth in revenue over three years, both by dollar and percent. Parametrix’s revenue grew by over 40% between 2020 and 2023. At the end of 2020, the firm employed 550 staff. By the end of 2023, the firm grew to 768 employees. Today, the firm includes 19 offices in Washington, Oregon, California, Idaho, Nevada, New Mexico, and Utah.

“Expanding to California and diversifying our service offerings in combination with our ever-present dedication to outstanding client service have driven our growth and allowed us to exceed our goals in recent years. As we grow, we remain committed to protecting the environment and fostering our employee-ownership culture,” said Parametrix Executive Vice President and Chief Financial Officer, Brent Diemer.

About Parametrix

Parametrix is a 100-percent employee-owned consulting firm helping clients deliver resilient infrastructure, livable communities, and environmentally sustainable solutions. From offices across the Western United States, our team of engineers, planners, scientists, landscape architects, surveyors, project managers, and construction managers are helping our clients imagine what’s possible and create tomorrow together. Learn more at

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