At EMH&T, we leverage our many areas of expertise, our strong and long-lasting relationships, and our passion for finding answers to deliver the solutions our clients need has allowed us to celebrate the people and partnerships that built 100 years of success. Over the course of the past century, what began as a one-man survey operation in 1926, EMH&T has grown into one of Ohio’s largest infrastructure engineering consulting firms specializing in civil engineering, survey, planning/landscape architecture, and environmental sciences.
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The EMH&T annual revenue was $58.7 million in 2026.
Sandy Doyle-Ahern is the President of EMH&T.
247 people are employed at EMH&T.
EMH&T is based in Columbus, Ohio.
The NAICS codes for EMH&T are [5413, 541, 54, 54137].
The SIC codes for EMH&T are [87, 871].