LEADERSHIP

PROFILES

With over 150 years of combined experience, the leadership team at SCI is committed to building and maintaining client relationships and supporting the growth of SCI across the United States.

OUR LEADERSHIP'S FAVORITE QUOTES OF INSPIRATION

  • Leadership is the art of getting someone else to do something you want done because he wants to do it.
    Dwight D. Eisenhower
  • A leader is one who knows the way, goes the way, and shows the way.
    John Maxwell
  • Leadership is lifting a person's vision to high sights, the raising of a person's performance to a higher standard, the building of a personality beyond its normal limitations
    Peter Drucker
  • A leader is someone who has the clarity to know the right things to do, the confidence to know when she's wrong, and the courage to do the right things even when they're hard.
    Darcy Eikenberg
  • Be hearty in your approbation and lavish in your praise
    Dale Carnegie

CLIENT TESTIMONIALS

“We are very appreciative and pleased with the work that SCI is doing for us. Kudos to you and your team!"

EM Harris

“I want to take this opportunity to thank you for the excellent work you and your team did as consultants regarding our most recent noise litigation matter. On this case, and the others we have worked with your company on in the past, we are appreciative of your expertise, your responsiveness and your client-oriented attitude in making sure we were able to provide accurate information in a professional manner. Your technical knowledge and skill sets have been most beneficial. I would gladly serve as a reference for you personally or for SCI Engineering, Inc. in the future.”

John J. Diehl, Jr.

Diehl Law Group, LLC

LEADERSHIP'S RECOMMENDED READS

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Scott Harding, CPSS/SC
CEO

Mobile: 314-581-3553
sharding@sciengineering.com

As the CEO of SCI, Scott leads the strategic direction of the firm, advising the board of directors on long-term planning, financial strategies, performance management, and daily operations. Since joining SCI in 1994, he has been instrumental in advancing the organization’s mission and goals.

Scott frequently shares his expertise at public outreach events and holds advanced degrees in soil science. He earned a Master’s degree in Pedology (Soil Classification) and a Bachelor of Science in Soil Science from the University of Illinois at Urbana-Champaign. He is a Professional Soil Classifier and a Certified Professional Soil Scientist, widely respected in his field.

Scott actively contributes to several prominent industry committees. He serves as Membership Chair for Progress 64 West and Scholarship Chair for the Society of American Military Engineers Scott Post. Additionally, he is involved with the American Council of Engineering Companies Environment & Energy Committee, East-West Gateway Water Resources Advisory Committee, and the St. Louis Earth Day Water Symposium Planning Committee.

His professional affiliations include the American Society of Agronomy, Illinois Soil Classifiers Association, Illinois Association of Floodplain & Stormwater Management, Missouri Association of Professional Soil Scientists, American Council of Engineering Companies – Illinois, American Public Works Association, and the American Society of Civil Engineers.

Trey Coad, CHMM
President

Mobile: 314-575-7404
tcoad@sciengineering.com

As President of SCI Engineering, Trey Coad leads the company’s strategic initiatives, cultivates a strong organizational culture, and drives sustainable growth. With over 20 years of experience in the Architecture, Engineering, and Construction (AEC) industry, Trey brings extensive expertise and a proven track record of success.

Trey’s leadership encompasses all aspects of business management and development, including corporate planning, advancing strategic goals, setting financial objectives, and evaluating growth opportunities for the firm. He also oversees key growth initiatives, such as SCI’s continued geographic expansion. Trey holds a significant value in building meaningful client relationships and promoting collaboration across the industry.

With a solid foundation in due diligence services, Trey’s advisory portfolio features multi-million and billion-dollar construction and redevelopment projects with complex design and engineering challenges. He has played a pivotal role in evaluating, designing, and overseeing construction for these projects, leveraging his experience to manage high-profile initiatives successfully. His expertise lies in developing tailored solutions for investors, owners, and project teams to minimize risks and liabilities. By utilizing risk-based protocols and strategic remedial approaches, Trey delivers cost-effective recommendations that ensure the financial viability of each project.

Throughout his career, Trey has actively contributed to professional organizations such as ACEC, ULI, SAME, AGC, IHMM, GSHMM, and CREW. His philanthropic efforts extend to supporting causes such as the American Heart Association, United Way, American Red Cross, Make-A-Wish, Salvation Army, and Wounded Warriors.

David Nolan, P.E.
Vice President, Construction Services

Mobile: 314-575-9546
dnolan@sciengineering.com

Dave joined SCI in 1995 and is Vice President of the Construction Services Group. He has 20 years of experience in the field of civil engineering and construction materials testing. His experience and responsibilities include management of the construction services group, including field and laboratory operations. He earned his Master’s degree in Business Administration from Lindenwood University and Bachelor of Science degree in Civil Engineering from Purdue University. He is involved in multiple organizations including the Concrete Council of St. Louis, the O’Fallon Public Works Commission, the Associated General Contractors of Missouri and the HBA of Greater St. Louis.  He is also a past president and the current Certifications Chairman for the Missouri Chapter of the American Concrete Institute.

Shawnna Erter, P.E.
BC.GE, F.ASCE
Vice President, Geotechnical Services

Mobile: 314-486-1215
serter@sciengineering.com

Shawnna joined SCI Engineering, Inc. (SCI) in 2001 and is currently the Vice President of the Geotechnical services group. Her responsibilities include preparation of reports and proposals for subsurface explorations, and foundation design recommendations, including both shallow and deep foundations as well as slope stability, liquefaction and settlement analyses. As a Project Manager, Shawnna reviews geotechnical reports and analysis, provides reviews of project plans and specifications, attends project meetings, and provides technical presentations to clients and other engineers. In addition, she also provides project management for the Construction Services Group. Shawnna served as Past President on the American Society of Civil Engineers (ASCE) Board of Directors and as a Region 7 Governor. She serves nationally on the Site Characterization and Ground Modification Committees for the Geo Institute of ASCE. She is on multiple committees for the Home Builders Association, and serves on a committee for the Women In Transportation. Additional associations include the Association of Engineering Geologists and the American Public Works Association.

 

 

Ed Grimmer, P.E.
Vice President, Environmental Services

Mobile: 618-779-1445
egrimmer@sciengineering.com

Ed joined SCI in 1999 and is Vice President of the Environmental Services department and an Associate of the company. He has over 20 years of experience providing various environmental services and has been responsible for projects throughout the United States. He is a Professional Engineer in Missouri and Illinois and earned his Bachelor of Science degree in Chemical Engineering from the Missouri University of Science and Technology (MS&T). He currently serves as the Society of American Military Engineers St. Louis Post Treasurer and is affiliated with the Air and Waste Management Association.

Michael Hartoin
Vice President, Natural Resource Services

Mobile: 618-779-3039
mhartoin@sciengineering.com

Mike joined SCI in 1995 and is Vice President of the Natural Resources Services department and an Associate of the company. His experience includes environmental planning, specializing in natural resources including wetland delineations, environmental assessments, environmental impact statements, state and federal permitting, public involvement, threatened and endangered species compliance, wetland and waterbody impact assessments and mitigation planning. He has been integral in working with local, state and federal governments to streamline the mitigation banking review process in Illinois and Missouri. He designed and gained approval of the first wetland mitigation bank ever approved by the St. Louis District Corps of Engineers. He earned a Bachelor of Science degree in Biology from Southern Illinois University at Edwardsville and is affiliated with the Society of Wetland Scientists, the U.S. Green Building Council Missouri Gateway Chapter, and the Midwest Bat Working Group.

Michelle Eaton, P.E.
Regional Manager - Mountain

Mobile: 720-544-3663
meaton@sciengineering.com

Michelle Eaton, P.E, has over 16 years of experience in the Environmental Engineering field and is responsible for management and oversight of projects in SCI’s Denver, Colorado office. Her expertise includes experience with Spill Prevention, Control, and Countermeasure (SPCC) Plans, remediation planning and oversight, and soil and hazardous waste characterization. Her responsibilities include, but are not limited to, proposal development and review, scheduling, staffing, technical writing, client management, and report delivery coordination.

In addition to her role as an environmental professional, Michelle also supports SCI’s geotechnical, natural resources, cultural resources, and material testing teams.