September 15, 2025 

Miami – (BUSINESS WIRE) Ardurra Group, Inc. (Ardurra) announced today the acquisition of Perteet Inc., a Washington-based infrastructure consulting firm known for its award-winning transportation expertise and long-standing partnerships with public agencies across the state. 

Ardurra, ranked #75 on Engineering News-Record’s (ENR) Top 500 list, is known for delivering complex engineering and design services to public and private entities across the United States. 

Founded in 1988, Perteet has grown into a respected infrastructure consulting firm with approximately 125 professionals across six offices in Washington. The firm partners with local, county, and state agencies to deliver transportation design, utility and site engineering, construction management, environmental services, transit design, and other solutions that support safe, sustainable, and thriving communities 

“Perteet brings strong transportation expertise and trusted municipal relationships that fit naturally with Ardurra’s capabilities,” said Ernesto Aguilar, PE, President and CEO of Ardurra. “Their reputation and regional presence strengthen our position in the Pacific Northwest and create new opportunities to collaborate and grow in ways that benefit our clients and communities.” 

“Perteet has always been guided by the values of client service, collaboration, and community,” said Crystal Donner, PE, President and CEO of Perteet. “In Ardurra, we found a partner that shares those values while bringing the resources to help us grow and expand our impact.” 

Perteet will continue to operate from its headquarters in Everett, Washington, along with six additional offices across the state. Ardurra now comprises a combined team of approximately 2,000 employees across more than 95 offices nationwide. 

Morrissey Goodale, a specialized management consulting and research firm exclusively serving the architecture, engineering, and environmental consulting industries, advised Perteet on this transaction. 

View the full press release.