Category
Associated Location
No items found.
Share

ENR Ranks ISG Among 2026’s Top 500 Design Firms

Lynn Bruns, PE, LEED AP
,
Chief Executive Officer
May 22, 2026

ISG now ranks #230 on Engineering News-Record’s 2026 Top 500 Design Firms list, up from #245 in 2025. The annual ranking reflects sustained growth across ISG’s multidisciplinary services and expanding geographic footprint.

This continued progress among the nation’s largest design firms reinforces ISG’s commitment to making a difference and positions the firm for continued momentum.

View the full list of 2026 Top 500 Design Firms on ENR’s website.

No items found.
Lynn Bruns, PE, LEED AP
Chief Executive Officer

Related Articles

2026 Housing North Carolina Awards Recognize Outstanding Housing Efforts

Working alongside CASA NC, our team helped create a 100-unit permanent supportive housing community that provides individuals and families experiencing homelessness with a place to call home and a foundation for long-term stability.

Announcements

ISG Earns Multiple National Honors From Zweig Group

In 2026, ISG earned multiple national recognitions from Zweig Group, highlighting the firm's continued growth, strong workplace culture, and excellence in marketing.

Announcements

R.E. Warner & Associates Named a Northeast Ohio Top Workplace for Fifth Consecutive Year

R.E. Warner & Associates has been named a Northeast Ohio Top Workplace for the fifth consecutive year, recognizing its commitment to employee engagement, workplace culture, and professional excellence.

Announcements

ISG Enhances Technical Depth with Acquisition of R.E. Warner & Associates, a Firm Built on 75 Years of Legacy and Expertise

ISG announces the acquisition of R.E. Warner, one of the longest running engineering and consulting firms in Northeast Ohio.

Announcements

ENR Ranks ISG Among 2026’s Top 500 Design Firms

ISG now ranks #230 on Engineering News-Record’s 2026 Top 500 Design Firms list, up from #245 in 2025.

Announcements

Hartford Water Resource Recovery Facility Earns 2026 Iowa Engineering Excellence Honor Award

Recognized with a 2026 Iowa Engineering Excellence Honor Award, Hartford's new treatment facility strengthens infrastructure and supports future growth.

Announcements