Ardurra has reached its highest position to date in Engineering News-Record's (ENR) Top 500 Design Firms list, advancing to #48 in the 2026 rankings. This marks our continued upward trajectory, climbing 27 positions from our 2025 ranking of #75.
The company has also improved its standing in ENR's Top 100 Pure Designers category, now ranked #39, up from #62 in the previous year.
Additionally, Ardurra continues to climb in specialized market sectors tracked in the ENR Sourcebook, advancing to #11 in Water (up from #12) and #11 in Sewer and Waste (up from #13).
"Moving up in the ENR Top 500 reflects the trust our clients place in us and the dedication of our people. That means everything to us," said Ernesto Aguilar, PE, President and CEO of Ardurra. "We've grown quickly, but growth was never the end goal. What drives us is doing right by our clients and our team, and when you stay focused on that, the rankings tend to follow. That's what we're most proud of, and what will never change."
The advancement comes as Ardurra celebrates its 9th anniversary on May 1, with a workforce of more than 2,600 professionals across 120+ offices nationwide. The firm has demonstrated consistent growth while expanding its service capabilities since first appearing on the ENR list at #396 in 2018.
The ENR Top 500 Design Firms list ranks the largest U.S.-based architectural and engineering firms based on annual design revenue. It's one of several influential rankings published by Engineering News Record, the construction industry's leading publication.