Bolton & Menk Jumps to 115 on ENR’s Top Engineering Design Firms List 

 2025 ENR Top 500 LogoEngineering News-Record’s (ENR) annual ranking of the Top 500 Engineering Design Firmshas been released, and Bolton & Menk, Inc. has jumped up an impressive 17 spaces to rank at 115 this year. Bolton & Menk also claims a spot on the Top 100 Pure Designers List for the first time, ranking 98 out of 100. 

Bolton & Menk attributes many reasons for their upward trajectory on the Top 500 list. This level of revenue growth is achieved because of highly qualified staff who are committed to consistently finding timely and cost-effective solutions for their client’s challenges. This reputation, coupled with expanding expertise and depth of experience, has enabled Bolton & Menk to maintain long-lasting relationships with their clients and expand their market share beyond the Upper Midwest with an established presence now in the Southeast United States and a growing development in the Western United States. 

Bolton & Menk is excited to celebrate their continued growth and excellence in providing safe, sustainable, and beautiful communities. This past year, the firm has opened six new locations; in Rock Hill, South Carolina; Denver, Colorado; Grand Forks, North Dakota; Kinston, North Carolina; Bismarck, North Dakota; and Mountain Iron, Minnesota; as well as celebrating the expansions of both our Wilmington, North Carolina and Jefferson, Iowa locations. Bolton & Menk has continued to be recognized for our innovative projects, people, and overall presence in the industry through both regional and industry-specific awards 

Bolton & Menk specializes in providing community infrastructure solutions. Since 1949, we have been committed to improving quality of life through engineering excellence and client satisfaction. From advocating for our communities to designing their dreams to finding funding; we take pride in our work because we live in these same communities. Today, Bolton & Menk has more than 1,000 employees throughout more than 35 locations in Minnesota, Iowa, North Dakota, North Carolina, South Carolina, and Colorado providing services to more than 400 communities and agencies. 

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Named one of the very best workplaces in the States of Minnesota and Iowa! We’re proud to rank in the Top 50 on the list, and even prouder that we were voted in by our own employees.