Improving the World Around Us

Successfully engineering harmony between the manmade and natural environment for more than 40 years.

STONE Environmental Engineering & Science, Inc. (STONE) consists of a diverse and passionate group of professionals who love a challenge. From infrastructure design to ecological surveys to industrial compliance – we handle a wide variety of environmental, ecological, engineering, and surveying services to meet the needs of our clients. What sets us apart? Listening to our client’s needs and then actively responding and solving project challenges with their goal in mind.
It sounds simple – and to us it is!

ODOT’s DBE Consultant of the Year – 2018

ODOT's DBE Consultant of the YearDuring ODOT’s 2nd Annual Civil Rights Symposium for Transportation, STONE was awarded ODOT’s DBE Consultant of the Year Award. This award recognizes an outstanding DBE (Disadvantaged Business Enterprise) consultant that has developed a positive reputation in the industry for professionalism, integrity in work standards and performance; exhibits a commitment to business development; and upholds the spirit and principles of the DBE program. We are grateful to the five separate individuals who nominated STONE for this award and encouraged by the supportive response of many of our colleagues. For more information on how STONE can help fulfill your DBE goal, please feel free to contact us.

Green path with bridge

Our Mission

Engineering harmony between the manmade and natural environment.

Our Vision

Improving the world around us.

Our History

  1. Shaw Weiss & DeNaples Engineers and Environmental Scientists established in Dayton, Ohio.

  2. Founded Sparham and Sparham Consultants in Columbus, Ohio

  3. Name change to Stone Environmental and the acquisition of Shaw, Weiss & DeNaples.

  4. Became 100% woman-owned and is certified as a Disadvantaged Business Enterprise (DBE)

  5. STONE was awarded ODOT’s DBE Consultant of the Year Award.

We’ve Worked With

“Having worked with STONE on a couple of projects I can say that Mary Sharrett and her staff work diligently to complete projects on time and in a highly professional manner.  They are trusted by state and federal agencies and their experience with permits saves the client time. They are among the best and I look forward to working with them again in the future.”