05.29.19 Largest Private Companies in Washington State: Parametrix Ranked Among Top 100


Seattle, WA – Puget Sound Business Journal released a list of the 100 largest privately held companies headquartered in Washington. The list, based on 2018 revenue, reported a combined total of $41.3 billion in revenue between the top 100 companies, up from $38.4 billion last year.

Coming in at the number 82 spot, Parametrix was the only engineering consultant to make the list. Parametrix has been a privately held company since 1969 when it was founded in Sumner, WA. In 1992, the company launched an Employee Stock Ownership Plan and became 100% employee owned in 1999.

About Parametrix

Parametrix is a 100-percent employee-owned firm celebrating 50 years in business. We are comprised of 500 employee-owners providing inspired solutions in engineering, planning, and environmental sciences. We serve our clients from locations in Washington, Oregon, Idaho, Utah, New Mexico, and Nevada. Parametrix has been named one of Washington and Oregon’s 100 Best Companies to Work for. Connect with Parametrix: find us on Facebook, LinkedIn, Twitter, and Instagram @parametrix_inc.

Inspired People, Inspired Solutions, Making a Difference.